British Astronomical Association
Comet Section
1999 News
Sep 15 Faint comet P/LONEOS (1999 RO28) announced
Sep 17 SOHO-86=1999 S1 on C3 frames today. Discovered by myself!
Sep 17 P/Ge-Wang (1999 R2) recovered
Sep 20 SOHO-87 discovered (faint)
Sep 21 Faint southern comet McNaught-Watson (1999 S2) discovered by Rob McNaught
Sep 22 SOHO-88 discovered (very faint)
Sep 24 SOHO-89 discovered (faint - I missed it). LASCO is offline from Sunday.
Sep 24 LINEAR-31=1999 S3, 13th mag at northern dec, 80 year period.
Oct 01 LINEAR-32=1999 S4, 16th mag, could be naked eye next year
Oct 06 SOHO back on line
Oct 07 Report of new planet discovered by study of long period comet orbits,
details to be published in Monthly Notices next week.
Oct 11 Faint southern comet McNaught-Hartley (1999 T1).
Oct 14 LINEAR-33=1999 T2, 17th mag.
Oct 15 Vesta visible on SOHO-LASCO C3 frames (accidental discovery).
Oct 18 LONEOS discovers faint comet 1999 U1 (Ferris)
Oct 21 Mailing of the October issue of 'The Comets Tale' begins.
Oct 25 LINEAR-34=1999 T3, 17th mag.
Oct 26 SOHO-90=1999 U2 non Kreutz comet visible on C3 frames yesterday, approx 7th mag
Co-discovered by myself and Sarah Gregory.
Oct 30 Mailing of October issue of 'The Comets Tale' completed.
Oct 31 LINEAR-35=1999 U3, 17th mag
Nov 01 SOHO-91 discovered by Doug Biesecker on C3 images
Nov 01 LONEOS/Catalina discover 17th mag comet 1999 U4 (LONEOS-7, Catalina-6)
Nov 01 Component D of 141P/Machholz 2 is around 13th mag
Nov 02 Distant asteroid 1999 TD discovered in cometary orbit
Nov 06 Vesta no longer on C3 frames
Nov 06 Faint comet 1999 V1 discovered, 63P/Wild 1 recovered
Nov 18 Leonids roar at 40 - 50 meteors per minute at 02:00
Nov 23 SOHO-92 discovered by Doug Biesecker on C2 images
Dec 04 SOHO-93 1997 K2 discovered in SWAN images announced on IAUC
Dec 09 Asteroid XS35 in long period cometary orbit
Dec 12 Faint comet P/1999 X1 (Hug-Bell) announced
Dec 21 Kreutz fragment SOHO-94 discovered by Angelos Vourlidas on C2 images
Dec 27 1999 Y1 = LINEAR-36 discovered
Dec 28 Non Kreutz comet 1999 Y2 = SOHO-95 discovered by Kazimieras Cernis
Published by Jonathan Shanklin. Jon Shanklin - jds@ast.cam.ac.uk