The ESO Sky Calendar Tool

Almanac

Roque de los Muchachos, La Palma
Mon, July 28, 2003

pseudo-Greenwich Daylight Savings Time assumed from 2 AM on
2003 Mar 30 to 2 AM on 2003 Sep 28; standard zone =   0 hrs W

For the night of: Mon, 2003 Jul 28 ---> Tue, 2003 Jul 29
Local midnight = 2003 Jul 28,    hr UT, or JD 2452849.458
Local Mean Sidereal Time at midnight =  18 13 16.0

Sunset ( 2326 m horizon):   21 13 GDT; Sunrise:    7 23 GDT
Evening twilight:   22 34 GDT;  LMST at evening twilight:   16 47
Morning twilight:    6 02 GDT;  LMST at morning twilight:    0 16
12-degr twilight:  22 02 GDT -->   6 34 GDT; night center:    2 18 GDT

Moonset :   21 05 GDT   
Moon at civil midnight: illuminated fraction 0.002
0.3 days before new moon, RA and dec:   8 17 24,  23 33.9

The sun is down for 10.2 hr;  7.5 hr from eve->morn 18 deg twilight.
Dark all night (moon down from evening to morning twilight).

SkyCalc provided by courtesy of John Thorstensen, Dartmouth College. John.Thorstensen@dartmouth.edu