Nighttime astronomical calendar program. Select a site: *SELECT SITE* - Enter single-character code: n .. new site (enter all parameters). x .. exit without change (current: Kitt Peak) k .. Kitt Peak s .. Shattuck Observatory c .. Cambridge, MA - Harvard Coll. Obs. h .. Mt. Hopkins, AZ (MMT, FLWO) p .. Palomar Observatory t .. Tololo (Cerro Tololo Interamerican Obs.) r .. Roque de los Muchachos, La Palma, Canary Is. b .. Black Moshannon Obs., Penn State U. d .. Dominion Astrophysical Obs., Victoria, BC m .. Mauna Kea, Hawaii l .. Lick Observatory Any other char .. OTHER (You'll be prompted for params.) Your answer --> The site you've selected is: Roque de los Muchachos Obs.. You've selected daylight savings time. If your site is in US it should switch at 2AM on 1st Sun in April and last Sun in October. This was mandated in 1986 for the U. S.; it was different before and always could change at a later date, and may not apply in other countries. Foreign conventions are coded and added as needed, e. g. Spanish (for Canaries.), Chilean. Type 0 for ordinary text, 1 for TeX-style output with one month per page, or 2 for TeX-style output with two months per page: You'll have to edit the TeX output ... look for 'CUT HERE' This program takes a while to run and produces wide and voluminous output. You probably want to run it in background. See source code or documentation for details of what program will expect. To exit now, give a negative year at the next prompt. Year to print, negative to abort: % ---- CUT HERE --- delete this line and everything above it.---- % see the TeXBook, D. Knuth, Addison-Wesley, ISBN 0-201-13448-9, p.382 % The following sizing parameters may need to be tweaked for your setup: \magnification=835 \hsize 7.6truein \hoffset -0.7truein \baselineskip=9.8pt % The rest of this should be essentially system-independent: \nopagenumbers \def\uncatcodespecials{\def\do##1{\catcode`##1=12 }\dospecials} \def\doverbatim#1{\def\next##1#1{##1\endgroup}\next} \def\setupverbatim{\tt \def\par{\leavevmode\endgraf} \catcode`\`=\active \obeylines \uncatcodespecials \obeyspaces} {\obeyspaces\global\let =\ } \def\listing#1{\par\begingroup\setupverbatim\input#1 \endgroup} \def\verbatim{\begingroup\setupverbatim\doverbatim} \verbatim$ ***** 2000 Night-time Astronomical Calendar for Roque de los Muchachos Obs. ***** By John Thorstensen, Dartmouth College This calendar is designed to provide information useful for the planning of nighttime observations. The format should minimize confusion; each line gives the phenomena for a single (local!) night, and each line is labeled with both evening and morning (local) day and date. Note that all times given are LOCAL CIVIL (zone) times. DAYLIGHT SAVINGS time is used, with a non-USA convention. The rise/set times printed are the times at which the center of the object is 50 arcminutes below the geometrical horizon. At the given twilight, the center of the sun is 18.0 degrees below the geometrical horizon. The moon positions (and rise/set times) are generated by an implementation of the Low-Precision formulae in the Astronomical Almanac. The Almanac states that the error seldom exceeds 0.3 degrees. Topocentric corrections are included. Comparisons with tables for Kitt Peak in the NOAO Newsletter indicate that the rise-set times are good to +- 2 min or so. The moon's RA, Dec, and illuminated fraction are given for local midnight, regardless of whether the moon is actually up at that time. Note that the moonrise and moonset times are not printed if they occur near mid-day. The LST at evening and morning twilight are tabulated. This gives an accurate idea of the range of RA's accessible during the night. The JD is given (severely rounded off) for local midnight. Again, this avoids any ambiguity. Some credits: The sidereal time and Julian date routines were originally coded in PL/I by Steve Maker of Dartmouth College. The algorithms originated in the old American Ephemeris. The routine to convert JD back to calendar date is adapted from Numerical Recipes in C, by Press et al. CAUTIONS: I believe that the program which generates these tables is reasonably accurate. However, it has not been exhaustively tested, so you should be sure to run 'sanity checks' on the results. Also, in view of the approximations used, the results should not be used when high precision is needed. Extension to dates far from the present (1990) should be done with great caution. The code has not been tested for the eastern or southern hemishpheres. Rise/set times are slightly incaccurate and rather confusing at circumpolar latitudes, where the concept of a 'night' is blurry. The daylight savings time conventions (if used) are quite specific (to U. S., post-1986) and subject to change. I know that the code has many infelicities; if you should find actual errors,please notify John.Thorstensen@dartmouth.edu [This output comes from a (hopefully) portable, completely self-contained program in the c language. It is available from the author and may be used freely for scientific or educational purposes. If you use it for profit, please contact the author to arrange a (modest!) fee. Source code is copyright John Thorstensen, 1990.] $ \par\vfill\eject \verbatim$ MOON PHASES FOR 2000, at Roque de los Muchachos Obs. Times and dates are given in local time, zone = 0 hr West. They are generally better than +- 2 minutes. Daylight savings time used. The end of the previous year and the beginning of the next are included for continuity. NEW 1ST FULL LAST Dec 07 22 33 Dec 16 0 51 Dec 22 17 33 Dec 29 14 06 Jan 06 18 15 Jan 14 13 35 Jan 21 4 42 Jan 28 7 59 Feb 05 13 05 Feb 12 23 22 Feb 19 16 28 Feb 27 3 57 Mar 06 5 19 Mar 13 7 00 Mar 20 4 45 Mar 28 1 24 Apr 04 19 15 Apr 11 14 32 Apr 18 18 42 Apr 26 20 33 May 04 5 14 May 10 21 02 May 18 8 35 May 26 12 57 Jun 02 13 16 Jun 09 4 31 Jun 16 23 28 Jun 25 2 02 Jul 01 20 22 Jul 08 13 54 Jul 16 14 57 Jul 24 12 04 Jul 31 3 27 Aug 07 2 03 Aug 15 6 15 Aug 22 19 52 Aug 29 11 21 Sep 05 17 29 Sep 13 20 39 Sep 21 2 30 Sep 27 19 54 Oct 05 11 00 Oct 13 8 56 Oct 20 8 02 Oct 27 7 59 Nov 04 7 27 Nov 11 21 17 Nov 18 15 27 Nov 25 23 13 Dec 04 3 56 Dec 11 9 05 Dec 18 0 44 Dec 25 17 24 Jan 02 22 33 Jan 09 20 26 Jan 16 12 37 $ \par\vfill\eject \verbatim$ ***** 2000 JANUARY ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Sat Jan 01/Sun Jan 02 1545.5 5 32 18 18 33 19 49 6 41 7 57 1 21 12 14 4 11 ..... 19 15 14.9 -12 58 Sun Jan 02/Mon Jan 03 1546.5 5 36 14 18 34 19 50 6 41 7 57 1 26 12 18 5 03 ..... 12 16 01.7 -16 03 Mon Jan 03/Tue Jan 04 1547.5 5 40 11 18 34 19 51 6 41 7 57 1 30 12 22 5 56 16 21 7 16 49.4 -18 30 Tue Jan 04/Wed Jan 05 1548.5 5 44 07 18 35 19 51 6 41 7 58 1 35 12 27 6 47 17 03 3 17 38.3 -20 10 Wed Jan 05/Thu Jan 06 1549.5 5 48 04 18 36 19 52 6 42 7 58 1 39 12 31 7 37 17 48 1 18 28.1 -21 00 Thu Jan 06/Fri Jan 07 1550.5 5 52 00 18 37 19 53 6 42 7 58 1 44 12 35 ..... 18 36 0 19 18.5 -20 56 Fri Jan 07/Sat Jan 08 1551.5 5 55 57 18 37 19 53 6 42 7 58 1 49 12 39 ..... 19 27 1 20 09.0 -19 56 Sat Jan 08/Sun Jan 09 1552.5 5 59 54 18 38 19 54 6 42 7 58 1 53 12 43 ..... 20 20 4 20 59.0 -18 03 Sun Jan 09/Mon Jan 10 1553.5 6 03 50 18 39 19 55 6 42 7 58 1 58 12 47 ..... 21 14 9 21 48.5 -15 21 Mon Jan 10/Tue Jan 11 1554.5 6 07 47 18 40 19 55 6 42 7 58 2 03 12 51 ..... 22 10 16 22 37.3 -11 56 Tue Jan 11/Wed Jan 12 1555.5 6 11 43 18 40 19 56 6 43 7 58 2 07 12 55 ..... 23 05 24 23 25.7 - 7 56 Wed Jan 12/Thu Jan 13 1556.5 6 15 40 18 41 19 57 6 43 7 58 2 12 12 59 ..... 0 02 33 0 14.3 - 3 30 Thu Jan 13/Fri Jan 14 1557.5 6 19 36 18 42 19 58 6 43 7 58 2 17 13 03 ..... 1 00 43 1 03.6 1 12 Fri Jan 14/Sat Jan 15 1558.5 6 23 33 18 43 19 58 6 43 7 58 2 21 13 07 ..... 2 00 54 1 54.6 5 58 Sat Jan 15/Sun Jan 16 1559.5 6 27 29 18 44 19 59 6 43 7 58 2 26 13 11 ..... 3 02 65 2 48.1 10 34 Sun Jan 16/Mon Jan 17 1560.5 6 31 26 18 44 20 00 6 43 7 58 2 31 13 15 ..... 4 07 76 3 44.8 14 42 Mon Jan 17/Tue Jan 18 1561.5 6 35 23 18 45 20 00 6 43 7 58 2 35 13 19 ..... 5 14 85 4 45.1 18 00 Tue Jan 18/Wed Jan 19 1562.5 6 39 19 18 46 20 01 6 43 7 58 2 40 13 23 15 58 6 20 93 5 48.5 20 08 Wed Jan 19/Thu Jan 20 1563.5 6 43 16 18 47 20 02 6 42 7 57 2 45 13 27 16 57 7 24 98 6 53.8 20 48 Thu Jan 20/Fri Jan 21 1564.5 6 47 12 18 48 20 03 6 42 7 57 2 49 13 31 18 02 ..... 100 7 59.1 19 56 Fri Jan 21/Sat Jan 22 1565.5 6 51 09 18 49 20 03 6 42 7 57 2 54 13 34 19 09 ..... 99 9 02.3 17 38 Sat Jan 22/Sun Jan 23 1566.5 6 55 05 18 49 20 04 6 42 7 57 2 59 13 38 20 16 ..... 95 10 02.2 14 11 Sun Jan 23/Mon Jan 24 1567.5 6 59 02 18 50 20 05 6 42 7 56 3 03 13 42 21 20 ..... 89 10 58.3 9 59 Mon Jan 24/Tue Jan 25 1568.5 7 02 58 18 51 20 06 6 42 7 56 3 08 13 46 22 22 ..... 81 11 51.0 5 24 Tue Jan 25/Wed Jan 26 1569.5 7 06 55 18 52 20 06 6 41 7 56 3 12 13 49 23 20 ..... 72 12 40.9 0 42 Wed Jan 26/Thu Jan 27 1570.5 7 10 52 18 53 20 07 6 41 7 55 3 17 13 53 0 16 ..... 62 13 29.0 - 3 52 Thu Jan 27/Fri Jan 28 1571.5 7 14 48 18 54 20 08 6 41 7 55 3 22 13 57 1 11 ..... 52 14 15.9 - 8 08 Fri Jan 28/Sat Jan 29 1572.5 7 18 45 18 54 20 08 6 40 7 54 3 26 14 00 2 04 ..... 43 15 02.6 -11 59 Sat Jan 29/Sun Jan 30 1573.5 7 22 41 18 55 20 09 6 40 7 54 3 31 14 04 2 57 ..... 34 15 49.6 -15 16 Sun Jan 30/Mon Jan 31 1574.5 7 26 38 18 56 20 10 6 40 7 53 3 36 14 07 3 50 ..... 25 16 37.3 -17 54 Mon Jan 31/Tue Feb 01 1575.5 7 30 34 18 57 20 10 6 39 7 53 3 40 14 11 4 41 ..... 18 17 25.9 -19 48 $ \par\vfill\eject \verbatim$ ***** 2000 FEBRUARY ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Tue Feb 01/Wed Feb 02 1576.5 7 34 31 18 58 20 11 6 39 7 52 3 45 14 14 5 32 ..... 11 18 15.6 -20 51 Wed Feb 02/Thu Feb 03 1577.5 7 38 27 18 58 20 12 6 38 7 52 3 50 14 18 6 20 16 31 6 19 05.8 -21 01 Thu Feb 03/Fri Feb 04 1578.5 7 42 24 18 59 20 13 6 38 7 51 3 54 14 21 7 06 17 21 2 19 56.4 -20 15 Fri Feb 04/Sat Feb 05 1579.5 7 46 21 19 00 20 13 6 37 7 51 3 59 14 25 7 50 18 14 0 20 46.9 -18 35 Sat Feb 05/Sun Feb 06 1580.5 7 50 17 19 01 20 14 6 37 7 50 4 04 14 28 ..... 19 08 0 21 36.9 -16 03 Sun Feb 06/Mon Feb 07 1581.5 7 54 14 19 02 20 15 6 36 7 49 4 08 14 32 ..... 20 04 2 22 26.2 -12 46 Mon Feb 07/Tue Feb 08 1582.5 7 58 10 19 02 20 15 6 36 7 49 4 13 14 35 ..... 21 00 6 23 15.0 - 8 52 Tue Feb 08/Wed Feb 09 1583.5 8 02 07 19 03 20 16 6 35 7 48 4 18 14 38 ..... 21 57 12 0 03.5 - 4 30 Wed Feb 09/Thu Feb 10 1584.5 8 06 03 19 04 20 17 6 35 7 47 4 22 14 42 ..... 22 55 19 0 52.4 0 08 Thu Feb 10/Fri Feb 11 1585.5 8 10 00 19 05 20 17 6 34 7 46 4 27 14 45 ..... 23 54 28 1 42.2 4 51 Fri Feb 11/Sat Feb 12 1586.5 8 13 56 19 05 20 18 6 33 7 46 4 31 14 48 ..... 0 54 38 2 33.8 9 25 Sat Feb 12/Sun Feb 13 1587.5 8 17 53 19 06 20 19 6 33 7 45 4 36 14 51 ..... 1 56 50 3 27.9 13 35 Sun Feb 13/Mon Feb 14 1588.5 8 21 50 19 07 20 19 6 32 7 44 4 41 14 55 ..... 3 00 61 4 24.9 17 02 Mon Feb 14/Tue Feb 15 1589.5 8 25 46 19 08 20 20 6 31 7 43 4 45 14 58 ..... 4 04 72 5 24.8 19 30 Tue Feb 15/Wed Feb 16 1590.5 8 29 43 19 08 20 21 6 30 7 43 4 50 15 01 ..... 5 07 82 6 27.2 20 43 Wed Feb 16/Thu Feb 17 1591.5 8 33 39 19 09 20 21 6 30 7 42 4 54 15 04 ..... 6 07 90 7 30.6 20 29 Thu Feb 17/Fri Feb 18 1592.5 8 37 36 19 10 20 22 6 29 7 41 4 59 15 07 16 47 7 01 96 8 33.5 18 49 Fri Feb 18/Sat Feb 19 1593.5 8 41 32 19 11 20 23 6 28 7 40 5 04 15 11 17 53 ..... 99 9 34.4 15 53 Sat Feb 19/Sun Feb 20 1594.5 8 45 29 19 11 20 23 6 27 7 39 5 08 15 14 18 58 ..... 100 10 32.4 11 58 Sun Feb 20/Mon Feb 21 1595.5 8 49 25 19 12 20 24 6 26 7 38 5 13 15 17 20 02 ..... 97 11 27.3 7 26 Mon Feb 21/Tue Feb 22 1596.5 8 53 22 19 13 20 25 6 25 7 37 5 17 15 20 21 03 ..... 93 12 19.5 2 38 Tue Feb 22/Wed Feb 23 1597.5 8 57 19 19 13 20 25 6 25 7 36 5 22 15 23 22 02 ..... 86 13 09.5 - 2 10 Wed Feb 23/Thu Feb 24 1598.5 9 01 15 19 14 20 26 6 24 7 35 5 26 15 26 22 59 ..... 78 13 58.3 - 6 43 Thu Feb 24/Fri Feb 25 1599.5 9 05 12 19 15 20 26 6 23 7 34 5 31 15 29 23 54 ..... 70 14 46.3 -10 50 Fri Feb 25/Sat Feb 26 1600.5 9 09 08 19 15 20 27 6 22 7 33 5 36 15 32 0 48 ..... 60 15 34.2 -14 25 Sat Feb 26/Sun Feb 27 1601.5 9 13 05 19 16 20 28 6 21 7 32 5 40 15 35 1 41 ..... 51 16 22.5 -17 19 Sun Feb 27/Mon Feb 28 1602.5 9 17 01 19 17 20 28 6 20 7 31 5 45 15 38 2 34 ..... 41 17 11.4 -19 28 Mon Feb 28/Tue Feb 29 1603.5 9 20 58 19 17 20 29 6 19 7 30 5 49 15 41 3 25 ..... 32 18 01.0 -20 47 Tue Feb 29/Wed Mar 01 1604.5 9 24 54 19 18 20 30 6 18 7 29 5 54 15 44 4 14 ..... 24 18 51.2 -21 12 $ \par\vfill\eject \verbatim$ ***** 2000 MARCH ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Wed Mar 01/Thu Mar 02 1605.5 9 28 51 19 19 20 30 6 17 7 28 5 58 15 47 5 01 ..... 17 19 41.8 -20 41 Thu Mar 02/Fri Mar 03 1606.5 9 32 48 19 19 20 31 6 16 7 27 6 03 15 50 5 45 ..... 10 20 32.3 -19 16 Fri Mar 03/Sat Mar 04 1607.5 9 36 44 19 20 20 31 6 15 7 26 6 08 15 53 6 27 16 59 5 21 22.5 -16 57 Sat Mar 04/Sun Mar 05 1608.5 9 40 41 19 21 20 32 6 14 7 25 6 12 15 55 7 07 17 55 2 22 12.3 -13 49 Sun Mar 05/Mon Mar 06 1609.5 9 44 37 19 21 20 33 6 13 7 24 6 17 15 58 ..... 18 52 0 23 01.7 -10 01 Mon Mar 06/Tue Mar 07 1610.5 9 48 34 19 22 20 33 6 12 7 23 6 21 16 01 ..... 19 49 1 23 50.9 - 5 41 Tue Mar 07/Wed Mar 08 1611.5 9 52 30 19 22 20 34 6 11 7 22 6 26 16 04 ..... 20 48 4 0 40.3 - 1 00 Wed Mar 08/Thu Mar 09 1612.5 9 56 27 19 23 20 34 6 09 7 21 6 30 16 07 ..... 21 47 9 1 30.4 3 47 Thu Mar 09/Fri Mar 10 1613.5 10 00 23 19 24 20 35 6 08 7 20 6 35 16 10 ..... 22 48 16 2 21.9 8 28 Fri Mar 10/Sat Mar 11 1614.5 10 04 20 19 24 20 36 6 07 7 18 6 39 16 12 ..... 23 50 24 3 15.4 12 45 Sat Mar 11/Sun Mar 12 1615.5 10 08 17 19 25 20 36 6 06 7 17 6 44 16 15 ..... 0 54 35 4 11.2 16 23 Sun Mar 12/Mon Mar 13 1616.5 10 12 13 19 25 20 37 6 05 7 16 6 49 16 18 ..... 1 57 46 5 09.4 19 04 Mon Mar 13/Tue Mar 14 1617.5 10 16 10 19 26 20 38 6 04 7 15 6 53 16 21 ..... 2 59 57 6 09.7 20 35 Tue Mar 14/Wed Mar 15 1618.5 10 20 06 19 27 20 38 6 02 7 14 6 58 16 24 ..... 3 58 69 7 11.1 20 45 Wed Mar 15/Thu Mar 16 1619.5 10 24 03 19 27 20 39 6 01 7 13 7 02 16 26 ..... 4 53 79 8 12.2 19 34 Thu Mar 16/Fri Mar 17 1620.5 10 27 59 19 28 20 39 6 00 7 12 7 07 16 29 ..... 5 42 87 9 12.0 17 05 Fri Mar 17/Sat Mar 18 1621.5 10 31 56 19 28 20 40 5 59 7 10 7 11 16 32 16 42 6 27 94 10 09.6 13 34 Sat Mar 18/Sun Mar 19 1622.5 10 35 52 19 29 20 41 5 58 7 09 7 16 16 35 17 45 7 08 98 11 04.7 9 17 Sun Mar 19/Mon Mar 20 1623.5 10 39 49 19 30 20 41 5 56 7 08 7 21 16 37 18 47 ..... 100 11 57.5 4 32 Mon Mar 20/Tue Mar 21 1624.5 10 43 46 19 30 20 42 5 55 7 07 7 25 16 40 19 46 ..... 99 12 48.5 - 0 20 Tue Mar 21/Wed Mar 22 1625.5 10 47 42 19 31 20 43 5 54 7 06 7 30 16 43 20 44 ..... 96 13 38.2 - 5 06 Wed Mar 22/Thu Mar 23 1626.5 10 51 39 19 31 20 43 5 53 7 05 7 34 16 45 21 41 ..... 91 14 27.2 - 9 32 Thu Mar 23/Fri Mar 24 1627.5 10 55 35 19 32 20 44 5 52 7 03 7 39 16 48 22 36 ..... 84 15 16.1 -13 26 Fri Mar 24/Sat Mar 25 1628.5 10 59 32 19 32 20 44 5 50 7 02 7 43 16 51 23 31 ..... 77 16 05.2 -16 40 Sat Mar 25/Sun Mar 26* 1629.5 11 03 28 19 33 20 45 6 49 8 01 7 48 16 53 0 24 ..... 68 16 54.7 -19 09 Sun Mar 26/Mon Mar 27 1630.5 10 07 15 20 34 21 46 6 48 8 00 7 53 16 56 2 16 ..... 59 17 42.4 -20 39 Mon Mar 27/Tue Mar 28 1631.5 10 11 12 20 34 21 46 6 47 7 59 7 57 16 59 3 07 ..... 50 18 32.7 -21 24 Tue Mar 28/Wed Mar 29 1632.5 10 15 08 20 35 21 47 6 45 7 58 8 02 17 01 3 54 ..... 41 19 23.1 -21 14 Wed Mar 29/Thu Mar 30 1633.5 10 19 05 20 35 21 48 6 44 7 56 8 06 17 04 4 40 ..... 32 20 13.4 -20 07 Thu Mar 30/Fri Mar 31 1634.5 10 23 01 20 36 21 48 6 43 7 55 8 11 17 07 5 22 ..... 23 21 03.5 -18 07 Fri Mar 31/Sat Apr 01 1635.5 10 26 58 20 36 21 49 6 41 7 54 8 16 17 10 6 02 ..... 15 21 53.2 -15 17 $ \par\vfill\eject \verbatim$ ***** 2000 APRIL ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Sat Apr 01/Sun Apr 02 1636.5 10 30 54 20 37 21 50 6 40 7 53 8 20 17 12 6 41 17 39 9 22 42.6 -11 42 Sun Apr 02/Mon Apr 03 1637.5 10 34 51 20 37 21 50 6 39 7 52 8 25 17 15 ..... 18 36 4 23 31.9 - 7 30 Mon Apr 03/Tue Apr 04 1638.5 10 38 47 20 38 21 51 6 38 7 51 8 30 17 17 ..... 19 35 1 0 21.5 - 2 51 Tue Apr 04/Wed Apr 05 1639.5 10 42 44 20 39 21 52 6 36 7 50 8 34 17 20 ..... 20 35 0 1 12.0 2 03 Wed Apr 05/Thu Apr 06 1640.5 10 46 41 20 39 21 53 6 35 7 48 8 39 17 23 ..... 21 37 2 2 03.9 6 57 Thu Apr 06/Fri Apr 07 1641.5 10 50 37 20 40 21 53 6 34 7 47 8 43 17 25 ..... 22 40 6 2 57.9 11 32 Fri Apr 07/Sat Apr 08 1642.5 10 54 34 20 40 21 54 6 33 7 46 8 48 17 28 ..... 23 45 13 3 54.1 15 31 Sat Apr 08/Sun Apr 09 1643.5 10 58 30 20 41 21 55 6 31 7 45 8 53 17 31 ..... 0 51 21 4 52.7 18 35 Sun Apr 09/Mon Apr 10 1644.5 11 02 27 20 41 21 55 6 30 7 44 8 57 17 33 ..... 1 54 31 5 53.2 20 29 Mon Apr 10/Tue Apr 11 1645.5 11 06 23 20 42 21 56 6 29 7 43 9 02 17 36 ..... 2 55 42 6 54.5 21 02 Tue Apr 11/Wed Apr 12 1646.5 11 10 20 20 43 21 57 6 27 7 42 9 07 17 39 ..... 3 50 54 7 55.4 20 12 Wed Apr 12/Thu Apr 13 1647.5 11 14 16 20 43 21 58 6 26 7 41 9 12 17 42 ..... 4 40 65 8 54.8 18 05 Thu Apr 13/Fri Apr 14 1648.5 11 18 13 20 44 21 58 6 25 7 40 9 16 17 44 ..... 5 25 76 9 51.8 14 53 Fri Apr 14/Sat Apr 15 1649.5 11 22 10 20 44 21 59 6 24 7 38 9 21 17 47 ..... 6 06 84 10 46.4 10 52 Sat Apr 15/Sun Apr 16 1650.5 11 26 06 20 45 22 00 6 22 7 37 9 26 17 50 17 36 6 44 92 11 38.7 6 19 Sun Apr 16/Mon Apr 17 1651.5 11 30 03 20 46 22 01 6 21 7 36 9 30 17 52 18 35 ..... 97 12 29.3 1 29 Mon Apr 17/Tue Apr 18 1652.5 11 33 59 20 46 22 01 6 20 7 35 9 35 17 55 19 33 ..... 99 13 18.7 - 3 21 Tue Apr 18/Wed Apr 19 1653.5 11 37 56 20 47 22 02 6 19 7 34 9 40 17 58 20 29 ..... 100 14 07.6 - 7 57 Wed Apr 19/Thu Apr 20 1654.5 11 41 52 20 47 22 03 6 18 7 33 9 45 18 00 21 25 ..... 98 14 56.5 -12 08 Thu Apr 20/Fri Apr 21 1655.5 11 45 49 20 48 22 04 6 16 7 32 9 49 18 03 22 21 ..... 95 15 45.7 -15 42 Fri Apr 21/Sat Apr 22 1656.5 11 49 45 20 48 22 05 6 15 7 31 9 54 18 06 23 15 ..... 89 16 35.5 -18 33 Sat Apr 22/Sun Apr 23 1657.5 11 53 42 20 49 22 05 6 14 7 30 9 59 18 09 0 08 ..... 83 17 25.9 -20 33 Sun Apr 23/Mon Apr 24 1658.5 11 57 39 20 50 22 06 6 13 7 29 10 04 18 11 0 59 ..... 75 18 16.6 -21 38 Mon Apr 24/Tue Apr 25 1659.5 12 01 35 20 50 22 07 6 12 7 28 10 08 18 14 1 48 ..... 67 19 07.3 -21 46 Tue Apr 25/Wed Apr 26 1660.5 12 05 32 20 51 22 08 6 10 7 27 10 13 18 17 2 34 ..... 58 19 57.8 -20 57 Wed Apr 26/Thu Apr 27 1661.5 12 09 28 20 52 22 09 6 09 7 26 10 18 18 20 3 18 ..... 48 20 47.7 -19 14 Thu Apr 27/Fri Apr 28 1662.5 12 13 25 20 52 22 10 6 08 7 26 10 23 18 23 3 58 ..... 39 21 37.1 -16 40 Fri Apr 28/Sat Apr 29 1663.5 12 17 21 20 53 22 10 6 07 7 25 10 27 18 25 4 36 ..... 29 22 25.9 -13 20 Sat Apr 29/Sun Apr 30 1664.5 12 21 18 20 53 22 11 6 06 7 24 10 32 18 28 5 13 ..... 21 23 14.5 - 9 21 Sun Apr 30/Mon May 01 1665.5 12 25 14 20 54 22 12 6 05 7 23 10 37 18 31 5 50 17 19 13 0 03.5 - 4 51 $ \par\vfill\eject \verbatim$ ***** 2000 MAY ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Mon May 01/Tue May 02 1666.5 12 29 11 20 55 22 13 6 04 7 22 10 42 18 34 6 27 18 18 7 0 53.2 0 01 Tue May 02/Wed May 03 1667.5 12 33 08 20 55 22 14 6 03 7 21 10 47 18 37 ..... 19 19 2 1 44.6 5 00 Wed May 03/Thu May 04 1668.5 12 37 04 20 56 22 15 6 02 7 20 10 51 18 40 ..... 20 23 0 2 38.2 9 50 Thu May 04/Fri May 05 1669.5 12 41 01 20 56 22 15 6 01 7 20 10 56 18 43 ..... 21 29 1 3 34.4 14 11 Fri May 05/Sat May 06 1670.5 12 44 57 20 57 22 16 6 00 7 19 11 01 18 46 ..... 22 37 4 4 33.5 17 43 Sat May 06/Sun May 07 1671.5 12 48 54 20 58 22 17 5 59 7 18 11 06 18 49 ..... 23 44 10 5 34.9 20 06 Sun May 07/Mon May 08 1672.5 12 52 50 20 58 22 18 5 58 7 17 11 11 18 51 ..... 0 48 19 6 37.6 21 06 Mon May 08/Tue May 09 1673.5 12 56 47 20 59 22 19 5 57 7 17 11 15 18 54 ..... 1 46 29 7 39.9 20 39 Tue May 09/Wed May 10 1674.5 13 00 43 21 00 22 20 5 56 7 16 11 20 18 57 ..... 2 39 40 8 40.4 18 50 Wed May 10/Thu May 11 1675.5 13 04 40 21 00 22 21 5 55 7 15 11 25 19 00 ..... 3 26 51 9 38.3 15 51 Thu May 11/Fri May 12 1676.5 13 08 37 21 01 22 21 5 54 7 15 11 30 19 04 ..... 4 08 62 10 33.2 12 01 Fri May 12/Sat May 13 1677.5 13 12 33 21 02 22 22 5 53 7 14 11 35 19 07 ..... 4 46 72 11 25.4 7 35 Sat May 13/Sun May 14 1678.5 13 16 30 21 02 22 23 5 52 7 13 11 39 19 10 ..... 5 21 81 12 15.6 2 50 Sun May 14/Mon May 15 1679.5 13 20 26 21 03 22 24 5 51 7 13 11 44 19 13 17 26 5 56 89 13 04.5 - 1 59 Mon May 15/Tue May 16 1680.5 13 24 23 21 03 22 25 5 51 7 12 11 49 19 16 18 22 6 30 94 13 52.7 - 6 40 Tue May 16/Wed May 17 1681.5 13 28 19 21 04 22 26 5 50 7 12 11 54 19 19 19 18 ..... 98 14 41.0 -11 00 Wed May 17/Thu May 18 1682.5 13 32 16 21 05 22 27 5 49 7 11 11 59 19 22 20 13 ..... 100 15 29.9 -14 49 Thu May 18/Fri May 19 1683.5 13 36 12 21 05 22 27 5 48 7 10 12 03 19 25 21 07 ..... 99 16 19.5 -17 57 Fri May 19/Sat May 20 1684.5 13 40 09 21 06 22 28 5 48 7 10 12 08 19 29 22 01 ..... 97 17 09.9 -20 17 Sat May 20/Sun May 21 1685.5 13 44 06 21 06 22 29 5 47 7 09 12 13 19 32 22 53 ..... 93 18 00.9 -21 42 Sun May 21/Mon May 22 1686.5 13 48 02 21 07 22 30 5 46 7 09 12 18 19 35 23 43 ..... 88 18 52.1 -22 09 Mon May 22/Tue May 23 1687.5 13 51 59 21 08 22 31 5 46 7 09 12 22 19 38 0 30 ..... 81 19 43.0 -21 38 Tue May 23/Wed May 24 1688.5 13 55 55 21 08 22 32 5 45 7 08 12 27 19 42 1 15 ..... 73 20 33.3 -20 11 Wed May 24/Thu May 25 1689.5 13 59 52 21 09 22 32 5 44 7 08 12 32 19 45 1 56 ..... 64 21 22.6 -17 53 Thu May 25/Fri May 26 1690.5 14 03 48 21 09 22 33 5 44 7 07 12 37 19 48 2 34 ..... 55 22 11.1 -14 48 Fri May 26/Sat May 27 1691.5 14 07 45 21 10 22 34 5 43 7 07 12 41 19 52 3 11 ..... 45 22 59.0 -11 04 Sat May 27/Sun May 28 1692.5 14 11 41 21 11 22 35 5 43 7 07 12 46 19 55 3 46 ..... 35 23 46.8 - 6 47 Sun May 28/Mon May 29 1693.5 14 15 38 21 11 22 35 5 42 7 06 12 51 19 59 4 22 ..... 26 0 35.2 - 2 06 Mon May 29/Tue May 30 1694.5 14 19 35 21 12 22 36 5 42 7 06 12 55 20 02 4 58 ..... 17 1 24.9 2 49 Tue May 30/Wed May 31 1695.5 14 23 31 21 12 22 37 5 41 7 06 13 00 20 06 5 38 18 03 9 2 16.8 7 43 Wed May 31/Thu Jun 01 1696.5 14 27 28 21 13 22 38 5 41 7 06 13 05 20 09 6 21 19 07 4 3 11.5 12 20 $ \par\vfill\eject \verbatim$ ***** 2000 JUNE ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Thu Jun 01/Fri Jun 02 1697.5 14 31 24 21 13 22 38 5 41 7 06 13 09 20 13 ..... 20 15 1 4 09.6 16 18 Fri Jun 02/Sat Jun 03 1698.5 14 35 21 21 14 22 39 5 40 7 05 13 14 20 17 ..... 21 23 0 5 10.9 19 15 Sat Jun 03/Sun Jun 04 1699.5 14 39 17 21 14 22 40 5 40 7 05 13 19 20 20 ..... 22 31 3 6 14.5 20 52 Sun Jun 04/Mon Jun 05 1700.5 14 43 14 21 15 22 40 5 40 7 05 13 23 20 24 ..... 23 35 8 7 18.6 20 58 Mon Jun 05/Tue Jun 06 1701.5 14 47 10 21 15 22 41 5 39 7 05 13 28 20 28 ..... 0 32 16 8 21.6 19 34 Tue Jun 06/Wed Jun 07 1702.5 14 51 07 21 16 22 41 5 39 7 05 13 32 20 31 ..... 1 23 26 9 21.8 16 53 Wed Jun 07/Thu Jun 08 1703.5 14 55 04 21 16 22 42 5 39 7 05 13 37 20 35 ..... 2 08 36 10 18.7 13 11 Thu Jun 08/Fri Jun 09 1704.5 14 59 00 21 17 22 42 5 39 7 05 13 41 20 39 ..... 2 47 48 11 12.2 8 49 Fri Jun 09/Sat Jun 10 1705.5 15 02 57 21 17 22 43 5 39 7 05 13 46 20 43 ..... 3 24 58 12 03.1 4 06 Sat Jun 10/Sun Jun 11 1706.5 15 06 53 21 17 22 43 5 39 7 05 13 50 20 46 ..... 3 59 69 12 52.2 - 0 44 Sun Jun 11/Mon Jun 12 1707.5 15 10 50 21 18 22 44 5 39 7 05 13 55 20 50 ..... 4 33 78 13 40.2 - 5 28 Mon Jun 12/Tue Jun 13 1708.5 15 14 46 21 18 22 44 5 39 7 05 13 59 20 54 ..... 5 07 86 14 28.0 - 9 54 Tue Jun 13/Wed Jun 14 1709.5 15 18 43 21 19 22 45 5 39 7 05 14 03 20 58 18 07 5 43 92 15 16.2 -13 52 Wed Jun 14/Thu Jun 15 1710.5 15 22 39 21 19 22 45 5 39 7 05 14 08 21 02 19 02 6 22 96 16 05.2 -17 14 Thu Jun 15/Fri Jun 16 1711.5 15 26 36 21 19 22 46 5 39 7 05 14 12 21 06 19 55 ..... 99 16 55.2 -19 49 Fri Jun 16/Sat Jun 17 1712.5 15 30 33 21 19 22 46 5 39 7 05 14 16 21 10 20 48 ..... 100 17 46.2 -21 32 Sat Jun 17/Sun Jun 18 1713.5 15 34 29 21 20 22 46 5 39 7 05 14 21 21 14 21 39 ..... 99 18 37.6 -22 18 Sun Jun 18/Mon Jun 19 1714.5 15 38 26 21 20 22 47 5 39 7 06 14 25 21 18 22 27 ..... 96 19 29.0 -22 05 Mon Jun 19/Tue Jun 20 1715.5 15 42 22 21 20 22 47 5 39 7 06 14 29 21 22 23 13 ..... 92 20 19.8 -20 54 Tue Jun 20/Wed Jun 21 1716.5 15 46 19 21 21 22 47 5 39 7 06 14 33 21 27 23 55 ..... 86 21 09.6 -18 50 Wed Jun 21/Thu Jun 22 1717.5 15 50 15 21 21 22 47 5 40 7 06 14 37 21 31 0 34 ..... 78 21 58.4 -15 57 Thu Jun 22/Fri Jun 23 1718.5 15 54 12 21 21 22 47 5 40 7 06 14 41 21 35 1 10 ..... 70 22 46.1 -12 25 Fri Jun 23/Sat Jun 24 1719.5 15 58 08 21 21 22 48 5 40 7 07 14 46 21 39 1 45 ..... 61 23 33.3 - 8 19 Sat Jun 24/Sun Jun 25 1720.5 16 02 05 21 21 22 48 5 40 7 07 14 50 21 44 2 20 ..... 50 0 20.5 - 3 49 Sun Jun 25/Mon Jun 26 1721.5 16 06 02 21 21 22 48 5 41 7 07 14 54 21 48 2 55 ..... 40 1 08.5 0 56 Mon Jun 26/Tue Jun 27 1722.5 16 09 58 21 21 22 48 5 41 7 08 14 58 21 52 3 31 ..... 30 1 58.1 5 46 Tue Jun 27/Wed Jun 28 1723.5 16 13 55 21 22 22 48 5 42 7 08 15 02 21 56 4 11 ..... 20 2 50.4 10 25 Wed Jun 28/Thu Jun 29 1724.5 16 17 51 21 22 22 48 5 42 7 08 15 06 22 01 4 56 17 52 12 3 45.9 14 37 Thu Jun 29/Fri Jun 30 1725.5 16 21 48 21 22 22 48 5 42 7 09 15 09 22 05 5 46 19 00 5 4 45.0 18 01 Fri Jun 30/Sat Jul 01 1726.5 16 25 44 21 22 22 48 5 43 7 09 15 13 22 10 ..... 20 08 1 5 47.5 20 15 $ \par\vfill\eject \verbatim$ ***** 2000 JULY ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Sat Jul 01/Sun Jul 02 1727.5 16 29 41 21 22 22 48 5 43 7 09 15 17 22 14 ..... 21 15 0 6 51.9 21 02 Sun Jul 02/Mon Jul 03 1728.5 16 33 37 21 22 22 48 5 44 7 10 15 21 22 19 ..... 22 17 2 7 56.5 20 15 Mon Jul 03/Tue Jul 04 1729.5 16 37 34 21 22 22 47 5 44 7 10 15 25 22 23 ..... 23 13 7 8 59.3 18 00 Tue Jul 04/Wed Jul 05 1730.5 16 41 31 21 22 22 47 5 45 7 11 15 29 22 27 ..... 0 02 14 9 58.9 14 34 Wed Jul 05/Thu Jul 06 1731.5 16 45 27 21 21 22 47 5 46 7 11 15 32 22 32 ..... 0 45 23 10 55.0 10 18 Thu Jul 06/Fri Jul 07 1732.5 16 49 24 21 21 22 47 5 46 7 12 15 36 22 37 ..... 1 24 33 11 47.9 5 33 Fri Jul 07/Sat Jul 08 1733.5 16 53 20 21 21 22 46 5 47 7 12 15 40 22 41 ..... 2 00 43 12 38.3 0 39 Sat Jul 08/Sun Jul 09 1734.5 16 57 17 21 21 22 46 5 47 7 13 15 43 22 46 ..... 2 34 54 13 27.1 - 4 12 Sun Jul 09/Mon Jul 10 1735.5 17 01 13 21 21 22 46 5 48 7 13 15 47 22 50 ..... 3 09 64 14 15.1 - 8 45 Mon Jul 10/Tue Jul 11 1736.5 17 05 10 21 21 22 45 5 49 7 14 15 50 22 55 ..... 3 45 73 15 03.1 -12 53 Tue Jul 11/Wed Jul 12 1737.5 17 09 06 21 20 22 45 5 49 7 14 15 54 22 59 ..... 4 22 82 15 51.8 -16 25 Wed Jul 12/Thu Jul 13 1738.5 17 13 03 21 20 22 45 5 50 7 15 15 57 23 04 17 51 5 02 89 16 41.3 -19 14 Thu Jul 13/Fri Jul 14 1739.5 17 17 00 21 20 22 44 5 51 7 15 16 01 23 09 18 44 5 45 94 17 31.9 -21 13 Fri Jul 14/Sat Jul 15 1740.5 17 20 56 21 19 22 44 5 52 7 16 16 04 23 13 19 35 ..... 98 18 23.2 -22 16 Sat Jul 15/Sun Jul 16 1741.5 17 24 53 21 19 22 43 5 52 7 16 16 08 23 18 20 24 ..... 100 19 14.9 -22 19 Sun Jul 16/Mon Jul 17 1742.5 17 28 49 21 19 22 43 5 53 7 17 16 11 23 23 21 11 ..... 100 20 06.2 -21 24 Mon Jul 17/Tue Jul 18 1743.5 17 32 46 21 18 22 42 5 54 7 17 16 14 23 27 21 54 ..... 98 20 56.7 -19 33 Tue Jul 18/Wed Jul 19 1744.5 17 36 42 21 18 22 41 5 54 7 18 16 18 23 32 22 34 ..... 95 21 46.2 -16 51 Wed Jul 19/Thu Jul 20 1745.5 17 40 39 21 18 22 41 5 55 7 18 16 21 23 37 23 12 ..... 89 22 34.4 -13 27 Thu Jul 20/Fri Jul 21 1746.5 17 44 35 21 17 22 40 5 56 7 19 16 24 23 42 23 47 ..... 83 23 21.8 - 9 28 Fri Jul 21/Sat Jul 22 1747.5 17 48 32 21 17 22 39 5 57 7 19 16 28 23 46 0 21 ..... 74 0 08.7 - 5 04 Sat Jul 22/Sun Jul 23 1748.5 17 52 29 21 16 22 39 5 58 7 20 16 31 23 51 0 55 ..... 65 0 55.9 - 0 25 Sun Jul 23/Mon Jul 24 1749.5 17 56 25 21 16 22 38 5 58 7 21 16 34 23 56 1 30 ..... 55 1 44.0 4 20 Mon Jul 24/Tue Jul 25 1750.5 18 00 22 21 15 22 37 5 59 7 21 16 37 0 01 2 07 ..... 44 2 34.1 8 57 Tue Jul 25/Wed Jul 26 1751.5 18 04 18 21 15 22 36 6 00 7 22 16 40 0 05 2 48 ..... 33 3 27.0 13 13 Wed Jul 26/Thu Jul 27 1752.5 18 08 15 21 14 22 35 6 01 7 22 16 44 0 10 3 34 ..... 23 4 23.1 16 50 Thu Jul 27/Fri Jul 28 1753.5 18 12 11 21 13 22 35 6 02 7 23 16 47 0 15 4 26 17 47 14 5 22.8 19 28 Fri Jul 28/Sat Jul 29 1754.5 18 16 08 21 13 22 34 6 02 7 24 16 50 0 20 5 26 18 53 7 6 25.3 20 50 Sat Jul 29/Sun Jul 30 1755.5 18 20 04 21 12 22 33 6 03 7 24 16 53 0 24 6 31 19 57 2 7 29.2 20 43 Sun Jul 30/Mon Jul 31 1756.5 18 24 01 21 11 22 32 6 04 7 25 16 56 0 29 ..... 20 56 0 8 32.8 19 04 Mon Jul 31/Tue Aug 01 1757.5 18 27 58 21 11 22 31 6 05 7 25 16 59 0 34 ..... 21 49 1 9 34.3 16 04 $ \par\vfill\eject \verbatim$ ***** 2000 AUGUST ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Tue Aug 01/Wed Aug 02 1758.5 18 31 54 21 10 22 30 6 06 7 26 17 02 0 39 ..... 22 36 5 10 32.7 12 03 Wed Aug 02/Thu Aug 03 1759.5 18 35 51 21 09 22 29 6 06 7 26 17 05 0 43 ..... 23 18 11 11 27.9 7 21 Thu Aug 03/Fri Aug 04 1760.5 18 39 47 21 08 22 28 6 07 7 27 17 08 0 48 ..... 23 56 19 12 20.3 2 21 Fri Aug 04/Sat Aug 05 1761.5 18 43 44 21 08 22 27 6 08 7 28 17 11 0 53 ..... 0 33 29 13 10.7 - 2 39 Sat Aug 05/Sun Aug 06 1762.5 18 47 40 21 07 22 26 6 09 7 28 17 14 0 58 ..... 1 08 39 13 59.8 - 7 24 Sun Aug 06/Mon Aug 07 1763.5 18 51 37 21 06 22 25 6 10 7 29 17 16 1 02 ..... 1 44 49 14 48.5 -11 45 Mon Aug 07/Tue Aug 08 1764.5 18 55 33 21 05 22 24 6 11 7 29 17 19 1 07 ..... 2 21 59 15 37.3 -15 30 Tue Aug 08/Wed Aug 09 1765.5 18 59 30 21 04 22 23 6 11 7 30 17 22 1 12 ..... 3 00 68 16 26.7 -18 33 Wed Aug 09/Thu Aug 10 1766.5 19 03 27 21 04 22 22 6 12 7 31 17 25 1 17 ..... 3 43 77 17 17.1 -20 47 Thu Aug 10/Fri Aug 11 1767.5 19 07 23 21 03 22 21 6 13 7 31 17 28 1 21 17 31 4 28 84 18 08.2 -22 06 Fri Aug 11/Sat Aug 12 1768.5 19 11 20 21 02 22 20 6 14 7 32 17 31 1 26 18 21 5 16 91 18 59.8 -22 27 Sat Aug 12/Sun Aug 13 1769.5 19 15 16 21 01 22 19 6 15 7 32 17 34 1 31 19 08 6 07 95 19 51.3 -21 48 Sun Aug 13/Mon Aug 14 1770.5 19 19 13 21 00 22 17 6 15 7 33 17 36 1 36 19 53 ..... 99 20 42.4 -20 11 Mon Aug 14/Tue Aug 15 1771.5 19 23 09 20 59 22 16 6 16 7 33 17 39 1 40 20 34 ..... 100 21 32.6 -17 41 Tue Aug 15/Wed Aug 16 1772.5 19 27 06 20 58 22 15 6 17 7 34 17 42 1 45 21 12 ..... 99 22 21.7 -14 24 Wed Aug 16/Thu Aug 17 1773.5 19 31 02 20 57 22 14 6 18 7 34 17 45 1 50 21 48 ..... 97 23 09.9 -10 29 Thu Aug 17/Fri Aug 18 1774.5 19 34 59 20 56 22 13 6 18 7 35 17 47 1 54 22 23 ..... 92 23 57.4 - 6 06 Fri Aug 18/Sat Aug 19 1775.5 19 38 56 20 55 22 11 6 19 7 36 17 50 1 59 22 57 ..... 86 0 44.8 - 1 27 Sat Aug 19/Sun Aug 20 1776.5 19 42 52 20 54 22 10 6 20 7 36 17 53 2 04 23 31 ..... 78 1 32.7 3 19 Sun Aug 20/Mon Aug 21 1777.5 19 46 49 20 53 22 09 6 21 7 37 17 56 2 08 0 07 ..... 69 2 22.0 7 59 Mon Aug 21/Tue Aug 22 1778.5 19 50 45 20 52 22 08 6 21 7 37 17 58 2 13 0 45 ..... 59 3 13.4 12 18 Tue Aug 22/Wed Aug 23 1779.5 19 54 42 20 51 22 07 6 22 7 38 18 01 2 18 1 28 ..... 48 4 07.5 16 03 Wed Aug 23/Thu Aug 24 1780.5 19 58 38 20 50 22 05 6 23 7 38 18 04 2 23 2 16 ..... 36 5 04.6 18 55 Thu Aug 24/Fri Aug 25 1781.5 20 02 35 20 49 22 04 6 24 7 39 18 06 2 27 3 11 ..... 26 6 04.5 20 39 Fri Aug 25/Sat Aug 26 1782.5 20 06 31 20 48 22 03 6 24 7 39 18 09 2 32 4 12 17 41 16 7 06.2 21 01 Sat Aug 26/Sun Aug 27 1783.5 20 10 28 20 47 22 01 6 25 7 40 18 12 2 36 5 17 18 41 9 8 08.5 19 56 Sun Aug 27/Mon Aug 28 1784.5 20 14 25 20 46 22 00 6 26 7 40 18 14 2 41 6 25 19 35 3 9 09.8 17 28 Mon Aug 28/Tue Aug 29 1785.5 20 18 21 20 44 21 59 6 26 7 41 18 17 2 46 ..... 20 25 0 10 08.9 13 49 Tue Aug 29/Wed Aug 30 1786.5 20 22 18 20 43 21 58 6 27 7 41 18 20 2 50 ..... 21 09 0 11 05.3 9 20 Wed Aug 30/Thu Aug 31 1787.5 20 26 14 20 42 21 56 6 28 7 42 18 22 2 55 ..... 21 49 3 11 59.1 4 22 Thu Aug 31/Fri Sep 01 1788.5 20 30 11 20 41 21 55 6 28 7 42 18 25 3 00 ..... 22 27 8 12 50.9 - 0 46 $ \par\vfill\eject \verbatim$ ***** 2000 SEPTEMBER ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Fri Sep 01/Sat Sep 02 1789.5 20 34 07 20 40 21 54 6 29 7 43 18 28 3 04 ..... 23 04 15 13 41.2 - 5 44 Sat Sep 02/Sun Sep 03 1790.5 20 38 04 20 39 21 52 6 30 7 43 18 30 3 09 ..... 23 40 24 14 30.8 -10 21 Sun Sep 03/Mon Sep 04 1791.5 20 42 00 20 38 21 51 6 30 7 44 18 33 3 13 ..... 0 18 33 15 20.3 -14 24 Mon Sep 04/Tue Sep 05 1792.5 20 45 57 20 36 21 50 6 31 7 44 18 35 3 18 ..... 0 57 42 16 10.2 -17 44 Tue Sep 05/Wed Sep 06 1793.5 20 49 54 20 35 21 48 6 32 7 45 18 38 3 23 ..... 1 38 52 17 00.6 -20 16 Wed Sep 06/Thu Sep 07 1794.5 20 53 50 20 34 21 47 6 32 7 45 18 41 3 27 ..... 2 23 62 17 51.7 -21 53 Thu Sep 07/Fri Sep 08 1795.5 20 57 47 20 33 21 46 6 33 7 46 18 43 3 32 ..... 3 10 71 18 43.2 -22 31 Fri Sep 08/Sat Sep 09 1796.5 21 01 43 20 32 21 45 6 34 7 46 18 46 3 36 17 04 4 00 79 19 34.8 -22 10 Sat Sep 09/Sun Sep 10 1797.5 21 05 40 20 30 21 43 6 34 7 47 18 49 3 41 17 49 4 52 86 20 26.0 -20 50 Sun Sep 10/Mon Sep 11 1798.5 21 09 36 20 29 21 42 6 35 7 47 18 51 3 45 18 32 5 46 92 21 16.6 -18 35 Mon Sep 11/Tue Sep 12 1799.5 21 13 33 20 28 21 41 6 35 7 48 18 54 3 50 19 11 6 40 96 22 06.3 -15 28 Tue Sep 12/Wed Sep 13 1800.5 21 17 29 20 27 21 39 6 36 7 48 18 56 3 55 19 48 ..... 99 22 55.2 -11 40 Wed Sep 13/Thu Sep 14 1801.5 21 21 26 20 26 21 38 6 37 7 49 18 59 3 59 20 23 ..... 100 23 43.6 - 7 19 Thu Sep 14/Fri Sep 15 1802.5 21 25 22 20 24 21 37 6 37 7 49 19 02 4 04 20 58 ..... 98 0 31.7 - 2 35 Fri Sep 15/Sat Sep 16 1803.5 21 29 19 20 23 21 35 6 38 7 50 19 04 4 08 21 32 ..... 95 1 20.4 2 18 Sat Sep 16/Sun Sep 17 1804.5 21 33 16 20 22 21 34 6 38 7 50 19 07 4 13 22 08 ..... 89 2 10.1 7 07 Sun Sep 17/Mon Sep 18 1805.5 21 37 12 20 21 21 33 6 39 7 51 19 10 4 17 22 45 ..... 81 3 01.5 11 38 Mon Sep 18/Tue Sep 19 1806.5 21 41 09 20 20 21 32 6 39 7 51 19 12 4 22 23 27 ..... 72 3 55.2 15 33 Tue Sep 19/Wed Sep 20 1807.5 21 45 05 20 18 21 30 6 40 7 52 19 15 4 26 0 12 ..... 62 4 51.5 18 39 Wed Sep 20/Thu Sep 21 1808.5 21 49 02 20 17 21 29 6 41 7 52 19 18 4 31 1 04 ..... 51 5 50.0 20 38 Thu Sep 21/Fri Sep 22 1809.5 21 52 58 20 16 21 28 6 41 7 53 19 20 4 35 2 01 ..... 39 6 50.2 21 20 Fri Sep 22/Sat Sep 23 1810.5 21 56 55 20 15 21 26 6 42 7 53 19 23 4 40 3 03 ..... 28 7 50.9 20 39 Sat Sep 23/Sun Sep 24* 1811.5 22 00 51 20 14 21 25 5 42 6 54 19 26 4 44 3 09 17 26 19 8 50.9 18 36 Sun Sep 24/Mon Sep 25 1812.5 23 04 58 19 12 20 24 5 43 6 54 19 28 4 49 4 15 17 16 10 9 52.4 15 13 Mon Sep 25/Tue Sep 26 1813.5 23 08 54 19 11 20 23 5 43 6 55 19 31 4 53 5 20 18 01 4 10 48.3 10 59 Tue Sep 26/Wed Sep 27 1814.5 23 12 51 19 10 20 21 5 44 6 56 19 34 4 58 6 24 18 42 1 11 42.0 6 10 Wed Sep 27/Thu Sep 28 1815.5 23 16 48 19 09 20 20 5 45 6 56 19 36 5 02 ..... 19 21 0 12 33.8 1 03 Thu Sep 28/Fri Sep 29 1816.5 23 20 44 19 08 20 19 5 45 6 57 19 39 5 07 ..... 19 58 2 13 24.3 - 4 02 Fri Sep 29/Sat Sep 30 1817.5 23 24 41 19 06 20 18 5 46 6 57 19 42 5 11 ..... 20 35 6 14 14.2 - 8 51 Sat Sep 30/Sun Oct 01 1818.5 23 28 37 19 05 20 17 5 46 6 58 19 45 5 16 ..... 21 12 11 15 04.0 -13 10 $ \par\vfill\eject \verbatim$ ***** 2000 OCTOBER ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Sun Oct 01/Mon Oct 02 1819.5 23 32 34 19 04 20 15 5 47 6 58 19 47 5 20 ..... 21 51 18 15 54.1 -16 48 Mon Oct 02/Tue Oct 03 1820.5 23 36 30 19 03 20 14 5 47 6 59 19 50 5 25 ..... 22 32 27 16 44.7 -19 38 Tue Oct 03/Wed Oct 04 1821.5 23 40 27 19 02 20 13 5 48 6 59 19 53 5 29 ..... 23 16 36 17 35.8 -21 33 Wed Oct 04/Thu Oct 05 1822.5 23 44 23 19 01 20 12 5 48 7 00 19 56 5 34 ..... 0 02 45 18 27.2 -22 30 Thu Oct 05/Fri Oct 06 1823.5 23 48 20 18 59 20 11 5 49 7 00 19 58 5 38 ..... 0 52 54 19 18.7 -22 27 Fri Oct 06/Sat Oct 07 1824.5 23 52 17 18 58 20 10 5 49 7 01 20 01 5 43 ..... 1 43 64 20 09.7 -21 24 Sat Oct 07/Sun Oct 08 1825.5 23 56 13 18 57 20 09 5 50 7 01 20 04 5 47 ..... 2 36 73 21 00.1 -19 25 Sun Oct 08/Mon Oct 09 1826.5 0 00 10 18 56 20 07 5 51 7 02 20 07 5 52 ..... 3 30 81 21 49.8 -16 34 Mon Oct 09/Tue Oct 10 1827.5 0 04 06 18 55 20 06 5 51 7 03 20 10 5 56 16 46 4 25 88 22 38.7 -12 57 Tue Oct 10/Wed Oct 11 1828.5 0 08 03 18 54 20 05 5 52 7 03 20 13 6 01 17 22 5 20 94 23 27.3 - 8 42 Wed Oct 11/Thu Oct 12 1829.5 0 11 59 18 53 20 04 5 52 7 04 20 16 6 05 17 56 6 17 98 0 15.9 - 3 59 Thu Oct 12/Fri Oct 13 1830.5 0 15 56 18 52 20 03 5 53 7 04 20 18 6 10 18 31 7 15 100 1 05.1 1 01 Fri Oct 13/Sat Oct 14 1831.5 0 19 52 18 51 20 02 5 53 7 05 20 21 6 14 19 06 ..... 99 1 55.6 6 03 Sat Oct 14/Sun Oct 15 1832.5 0 23 49 18 50 20 01 5 54 7 05 20 24 6 19 19 44 ..... 97 2 47.9 10 51 Sun Oct 15/Mon Oct 16 1833.5 0 27 46 18 49 20 00 5 54 7 06 20 27 6 23 20 24 ..... 91 3 42.7 15 07 Mon Oct 16/Tue Oct 17 1834.5 0 31 42 18 48 19 59 5 55 7 07 20 30 6 28 21 09 ..... 84 4 39.9 18 32 Tue Oct 17/Wed Oct 18 1835.5 0 35 39 18 47 19 58 5 56 7 07 20 33 6 32 22 00 ..... 75 5 39.4 20 49 Wed Oct 18/Thu Oct 19 1836.5 0 39 35 18 46 19 57 5 56 7 08 20 36 6 37 22 56 ..... 64 6 40.3 21 47 Thu Oct 19/Fri Oct 20 1837.5 0 43 32 18 45 19 56 5 57 7 09 20 39 6 41 23 56 ..... 53 7 41.2 21 19 Fri Oct 20/Sat Oct 21 1838.5 0 47 28 18 44 19 55 5 57 7 09 20 42 6 46 1 00 ..... 42 8 41.0 19 29 Sat Oct 21/Sun Oct 22 1839.5 0 51 25 18 43 19 54 5 58 7 10 20 45 6 50 2 04 ..... 31 9 38.6 16 28 Sun Oct 22/Mon Oct 23 1840.5 0 55 21 18 42 19 54 5 58 7 10 20 48 6 55 3 08 ..... 21 10 33.9 12 30 Mon Oct 23/Tue Oct 24 1841.5 0 59 18 18 41 19 53 5 59 7 11 20 51 6 59 4 11 16 40 13 11 26.8 7 53 Tue Oct 24/Wed Oct 25 1842.5 1 03 15 18 40 19 52 6 00 7 12 20 54 7 04 5 13 17 18 6 12 17.9 2 53 Wed Oct 25/Thu Oct 26 1843.5 1 07 11 18 39 19 51 6 00 7 12 20 58 7 08 6 13 17 54 2 13 07.8 - 2 12 Thu Oct 26/Fri Oct 27 1844.5 1 11 08 18 38 19 50 6 01 7 13 21 01 7 13 7 12 18 30 0 13 57.1 - 7 08 Fri Oct 27/Sat Oct 28 1845.5 1 15 04 18 37 19 50 6 01 7 14 21 04 7 17 ..... 19 07 1 14 46.6 -11 40 Sat Oct 28/Sun Oct 29 1846.5 1 19 01 18 36 19 49 6 02 7 14 21 07 7 22 ..... 19 45 3 15 36.4 -15 37 Sun Oct 29/Mon Oct 30 1847.5 1 22 57 18 36 19 48 6 03 7 15 21 10 7 27 ..... 20 25 7 16 27.0 -18 48 Mon Oct 30/Tue Oct 31 1848.5 1 26 54 18 35 19 47 6 03 7 16 21 14 7 31 ..... 21 08 13 17 18.1 -21 05 Tue Oct 31/Wed Nov 01 1849.5 1 30 50 18 34 19 47 6 04 7 17 21 17 7 36 ..... 21 54 20 18 09.7 -22 24 $ \par\vfill\eject \verbatim$ ***** 2000 NOVEMBER ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Wed Nov 01/Thu Nov 02 1850.5 1 34 47 18 33 19 46 6 04 7 17 21 20 7 40 ..... 22 43 28 19 01.2 -22 42 Thu Nov 02/Fri Nov 03 1851.5 1 38 44 18 33 19 45 6 05 7 18 21 23 7 45 ..... 23 33 37 19 52.3 -22 00 Fri Nov 03/Sat Nov 04 1852.5 1 42 40 18 32 19 45 6 06 7 19 21 27 7 49 ..... 0 26 46 20 42.5 -20 21 Sat Nov 04/Sun Nov 05 1853.5 1 46 37 18 31 19 44 6 06 7 19 21 30 7 54 ..... 1 19 56 21 31.8 -17 49 Sun Nov 05/Mon Nov 06 1854.5 1 50 33 18 30 19 44 6 07 7 20 21 33 7 59 ..... 2 13 65 22 20.3 -14 30 Mon Nov 06/Tue Nov 07 1855.5 1 54 30 18 30 19 43 6 08 7 21 21 37 8 03 ..... 3 07 74 23 08.2 -10 30 Tue Nov 07/Wed Nov 08 1856.5 1 58 26 18 29 19 43 6 08 7 22 21 40 8 08 ..... 4 03 83 23 56.1 - 5 57 Wed Nov 08/Thu Nov 09 1857.5 2 02 23 18 29 19 42 6 09 7 22 21 44 8 12 16 27 5 00 90 0 44.6 - 1 02 Thu Nov 09/Fri Nov 10 1858.5 2 06 19 18 28 19 42 6 10 7 23 21 47 8 17 17 02 5 59 95 1 34.5 4 05 Fri Nov 10/Sat Nov 11 1859.5 2 10 16 18 27 19 41 6 10 7 24 21 51 8 22 17 39 7 01 99 2 26.6 9 08 Sat Nov 11/Sun Nov 12 1860.5 2 14 13 18 27 19 41 6 11 7 25 21 54 8 26 18 18 ..... 100 3 21.5 13 48 Sun Nov 12/Mon Nov 13 1861.5 2 18 09 18 26 19 40 6 12 7 26 21 58 8 31 19 02 ..... 98 4 19.6 17 43 Mon Nov 13/Tue Nov 14 1862.5 2 22 06 18 26 19 40 6 12 7 26 22 01 8 35 19 52 ..... 94 5 20.5 20 33 Tue Nov 14/Wed Nov 15 1863.5 2 26 02 18 25 19 40 6 13 7 27 22 05 8 40 20 47 ..... 87 6 23.2 22 00 Wed Nov 15/Thu Nov 16 1864.5 2 29 59 18 25 19 39 6 14 7 28 22 08 8 45 21 48 ..... 78 7 26.3 21 56 Thu Nov 16/Fri Nov 17 1865.5 2 33 55 18 25 19 39 6 14 7 29 22 12 8 49 22 52 ..... 68 8 28.0 20 24 Fri Nov 17/Sat Nov 18 1866.5 2 37 52 18 24 19 39 6 15 7 29 22 16 8 54 23 57 ..... 56 9 27.0 17 34 Sat Nov 18/Sun Nov 19 1867.5 2 41 48 18 24 19 38 6 16 7 30 22 19 8 58 1 02 ..... 45 10 23.0 13 45 Sun Nov 19/Mon Nov 20 1868.5 2 45 45 18 24 19 38 6 16 7 31 22 23 9 03 2 04 ..... 34 11 16.0 9 15 Mon Nov 20/Tue Nov 21 1869.5 2 49 42 18 23 19 38 6 17 7 32 22 27 9 08 3 05 ..... 24 12 06.8 4 20 Tue Nov 21/Wed Nov 22 1870.5 2 53 38 18 23 19 38 6 18 7 33 22 31 9 12 4 04 ..... 16 12 55.9 - 0 42 Wed Nov 22/Thu Nov 23 1871.5 2 57 35 18 23 19 38 6 18 7 33 22 34 9 17 5 02 16 30 9 13 44.4 - 5 39 Thu Nov 23/Fri Nov 24 1872.5 3 01 31 18 22 19 37 6 19 7 34 22 38 9 22 6 00 17 05 4 14 32.8 -10 16 Fri Nov 24/Sat Nov 25 1873.5 3 05 28 18 22 19 37 6 20 7 35 22 42 9 26 6 57 17 42 1 15 21.8 -14 24 Sat Nov 25/Sun Nov 26 1874.5 3 09 24 18 22 19 37 6 20 7 36 22 46 9 31 7 54 18 21 0 16 11.6 -17 50 Sun Nov 26/Mon Nov 27 1875.5 3 13 21 18 22 19 37 6 21 7 37 22 50 9 36 ..... 19 02 1 17 02.3 -20 26 Mon Nov 27/Tue Nov 28 1876.5 3 17 17 18 22 19 37 6 22 7 37 22 54 9 40 ..... 19 47 4 17 53.6 -22 06 Tue Nov 28/Wed Nov 29 1877.5 3 21 14 18 22 19 37 6 22 7 38 22 58 9 45 ..... 20 35 8 18 45.2 -22 45 Wed Nov 29/Thu Nov 30 1878.5 3 25 11 18 22 19 37 6 23 7 39 23 02 9 49 ..... 21 25 14 19 36.3 -22 23 Thu Nov 30/Fri Dec 01 1879.5 3 29 07 18 22 19 37 6 24 7 40 23 06 9 54 ..... 22 17 21 20 26.6 -21 03 $ \par\vfill\eject \verbatim$ ***** 2000 DECEMBER ***** Calendar for Roque de los Muchachos Obs., west longitude (h.m.s) = 1 11 31, latitude (d.m) = 28 45.5 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in pseudo-Greenwich time ( 0 hr W), for 2326 m above surroundings, DAYLIGHT time used, `*` shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2000 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Fri Dec 01/Sat Dec 02 1880.5 3 33 04 18 22 19 37 6 25 7 40 23 10 9 59 ..... 23 09 29 21 15.8 -18 49 Sat Dec 02/Sun Dec 03 1881.5 3 37 00 18 22 19 38 6 25 7 41 23 14 10 03 ..... 0 02 38 22 03.7 -15 48 Sun Dec 03/Mon Dec 04 1882.5 3 40 57 18 22 19 38 6 26 7 42 23 18 10 08 ..... 0 56 48 22 50.8 -12 06 Mon Dec 04/Tue Dec 05 1883.5 3 44 53 18 22 19 38 6 27 7 43 23 22 10 12 ..... 1 50 57 23 37.5 - 7 50 Tue Dec 05/Wed Dec 06 1884.5 3 48 50 18 22 19 38 6 27 7 43 23 26 10 17 ..... 2 45 67 0 24.4 - 3 09 Wed Dec 06/Thu Dec 07 1885.5 3 52 46 18 22 19 38 6 28 7 44 23 30 10 22 ..... 3 42 77 1 12.5 1 50 Thu Dec 07/Fri Dec 08 1886.5 3 56 43 18 22 19 38 6 28 7 45 23 34 10 26 ..... 4 41 85 2 02.6 6 53 Fri Dec 08/Sat Dec 09 1887.5 4 00 40 18 22 19 39 6 29 7 45 23 39 10 31 16 10 5 44 92 2 55.7 11 46 Sat Dec 09/Sun Dec 10 1888.5 4 04 36 18 23 19 39 6 30 7 46 23 43 10 35 16 51 6 50 97 3 52.4 16 08 Sun Dec 10/Mon Dec 11 1889.5 4 08 33 18 23 19 39 6 30 7 47 23 47 10 40 17 38 7 58 100 4 53.0 19 36 Mon Dec 11/Tue Dec 12 1890.5 4 12 29 18 23 19 39 6 31 7 47 23 51 10 45 18 32 ..... 99 5 56.9 21 46 Tue Dec 12/Wed Dec 13 1891.5 4 16 26 18 23 19 40 6 32 7 48 23 56 10 49 19 32 ..... 96 7 02.4 22 22 Wed Dec 13/Thu Dec 14 1892.5 4 20 22 18 24 19 40 6 32 7 49 24 00 10 54 20 38 ..... 90 8 07.5 21 19 Thu Dec 14/Fri Dec 15 1893.5 4 24 19 18 24 19 41 6 33 7 49 0 04 10 58 21 45 ..... 81 9 10.0 18 47 Fri Dec 15/Sat Dec 16 1894.5 4 28 15 18 24 19 41 6 33 7 50 0 08 11 03 22 53 ..... 71 10 09.1 15 05 Sat Dec 16/Sun Dec 17 1895.5 4 32 12 18 25 19 41 6 34 7 51 0 13 11 07 23 57 ..... 61 11 04.4 10 35 Sun Dec 17/Mon Dec 18 1896.5 4 36 09 18 25 19 42 6 34 7 51 0 17 11 12 1 00 ..... 50 11 56.5 5 39 Mon Dec 18/Tue Dec 19 1897.5 4 40 05 18 26 19 42 6 35 7 52 0 22 11 16 1 59 ..... 39 12 46.3 0 34 Tue Dec 19/Wed Dec 20 1898.5 4 44 02 18 26 19 43 6 36 7 52 0 26 11 21 2 57 ..... 29 13 34.7 - 4 26 Wed Dec 20/Thu Dec 21 1899.5 4 47 58 18 26 19 43 6 36 7 53 0 30 11 25 3 54 ..... 20 14 22.6 - 9 08 Thu Dec 21/Fri Dec 22 1900.5 4 51 55 18 27 19 44 6 37 7 53 0 35 11 30 4 51 ..... 13 15 10.8 -13 21 Fri Dec 22/Sat Dec 23 1901.5 4 55 51 18 27 19 44 6 37 7 54 0 39 11 34 5 47 16 20 7 15 59.7 -16 57 Sat Dec 23/Sun Dec 24 1902.5 4 59 48 18 28 19 45 6 37 7 54 0 44 11 38 6 42 17 00 3 16 49.6 -19 45 Sun Dec 24/Mon Dec 25 1903.5 5 03 44 18 29 19 45 6 38 7 55 0 48 11 43 7 36 17 43 1 17 40.3 -21 40 Mon Dec 25/Tue Dec 26 1904.5 5 07 41 18 29 19 46 6 38 7 55 0 53 11 47 ..... 18 29 0 18 31.5 -22 37 Tue Dec 26/Wed Dec 27 1905.5 5 11 38 18 30 19 46 6 39 7 55 0 57 11 51 ..... 19 18 1 19 22.6 -22 32 Wed Dec 27/Thu Dec 28 1906.5 5 15 34 18 30 19 47 6 39 7 56 1 02 11 56 ..... 20 10 4 20 13.0 -21 29 Thu Dec 28/Fri Dec 29 1907.5 5 19 31 18 31 19 47 6 40 7 56 1 06 12 00 ..... 21 02 9 21 02.3 -19 31 Fri Dec 29/Sat Dec 30 1908.5 5 23 27 18 32 19 48 6 40 7 56 1 11 12 04 ..... 21 55 15 21 50.2 -16 44 Sat Dec 30/Sun Dec 31 1909.5 5 27 24 18 32 19 49 6 40 7 57 1 15 12 09 ..... 22 48 22 22 36.9 -13 16 Sun Dec 31/Mon Jan 01 1910.5 5 31 20 18 33 19 49 6 41 7 57 1 20 12 13 ..... 23 41 31 23 22.7 - 9 15 $ \par\vfill\supereject\end