Table of Comets Observed by ASO
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Each item may contain more than one observation
in the database. The entry shown is for the
LAST observation of that comet
only.
To see all observations for a specific comet, click on the
designation.
| DESIGNATION | DATE LAST OBSERVED | M1 | Diam | DC | PA |
| cP/2006 M3 (Barnard 177P) | 07-19-2006 | 13.4 | 43" | 6/9 | 60 |
| 73P/Schwassmann-Wachmann-C | 05-9-2006 | 7.3 | 1.5 x 2.0' | 5/9 | 230 |
| 73P/Schwassmann-Wachmann-B | 05-9-2006 | 6.9 | 3.5' x 3.1' | 8/9 | 233 |
| 73P/Schwassmann-Wachmann-G | 04-28-2006 | 16.2 (*) | 10 | 3/9 | 211 |
| 73P/Schwassmann-Wachmann-R | 04-28-2006 | 14.2 | 17" | 4/9 | 212 |
| 73P/Schwassmann-Wachmann-AQ | 04-27-2006 | unknown | 0 | 0 | 0 |
| 73P/Schwassmann-Wachmann-N | 04-7-2006 | 17.90 | 7" | 3/9 | n/a |
| C/2006 CK10 (Catalina) | 04-3-2006 | 17.5 * | 8" | 5/9 | n/a |
| C/2004 K1 (Catalina) | 03-29-2006 | 17.6* | 3/9 | 8.2" | round |
| P/2005 XA54 (Loneos-Hill) | 03-29-2006 | 15.9 * | 14" | 7/9 | n/a |
| 60558 (2000 EC98) | 01-25-2006 | 16.5 (*) | 22" | 2/9 | 35 |
| C/2003 K4 (LINEAR) | 01-25-2006 | 16.1 (*) | 15" | 3/0 | 254 |
| P/101 Chernykh | 01-25-2006 | 16.7 (?) | 12" | 3/9 | n/a |
| 60P Tsuchinshan | 01-24-2006 | 17.2 | 9" | 4/9 | n/a |
| C/2005 N5 (Catalina) | 9-30-2005 | 17.0 | 7" | 8/9 | none |
| P/2005 R2 (Van Ness) | 9-30-2005 | 14.4 (*) | 17.2" | 6/9 | 210 |
| 29P Schwassmann-Wachmann | 9-30-2005 | 16.1(*) | 11" | 7/9 | 210? |
| C/2005 A1 (LINEAR) | 8-8-2005 | 13.1 (*) | 16" | 7/9 | 215 |
| C/2001 HT50 (LINEAR-NEAT) | 8-8-2005 | 18.1 (m2) | 7" | 3/9 | n/a |
| 9P Tempel 1 | 7-5-2005 | 10.1 (*) | 49" | 6/9 | 113 |
| P/2005 JQ5 (Catalina) | 6-11-2005 | 15.1 (*) | 12" | 5/9 | n/a |
| C/2005 K1 (Skiff) | 6-9-2005 | 16.0 (*) | 12" x 9" | 6/9 | N-S? |
| P/2005 L1 (McNaught) | 6-8-2005 | *17.4 | 6-7" | 7/9 | none |
| P/2005 JY126 (Catalina) | 6-8-2005 | 17.7 (*) | 7" | 5/9 | none |
| C/2005 B1 (Christensen) | 5-18-2005 | 16.8 (*) | 8" | 7/9 | round |
| C/2004 RG113 (LINEAR) | 1-24-2005 | 16.9 (*) | 9" | 7/9 | none |
| 2003 WT 42 | 1-24-2005 | 16.1 (*) | 10" | 4/9 | round |
| C/2004 U1 (LINEAR) | 12-21-2004 | 14.7 (*) | 17" | 7/9 | 216 |
| C/2003 T3 (Tabur) | 12-20-2004 | 16.7 (*) | 13"x8" | 2/9 | elongated |
| C/2004 Q2 (Machholz) | 11-28-2004 | see details | below | below | below |
| P/2004 T1 (LINEAR-NEAT) | 10-20-2004 | 14.8 | 26" | 5/9 | possible 282 |
| 65P - Gunn | 10-20-2004 | 16.7 (*) | 14" | 3/9 | none |
| 88P - Howell | 8-26-2004 | 16.5 | 11" | 7/9 | none |
| 81P Wild 2 | 6-12-2004 | 16.3 (*) | 12" | 5/9 | none |
| P/2004 HC18 (LINEAR) | 5-19-2004 | 17.8 (m2) | 7" | 6/9 | n/a |
| 40P Vaisala | 5-16-2004 | 14.7 | 22" | 4/9 | 295 |
| C/2001 Q4 (NEAT) | 5-6-2004 | PHOTO | |||
| C/2001 K5 (LINEAR) | 4-28-2004 | 16.3 | 8" | 7/9 | ~180 |
| P/2004 F3 (NEAT) | 4-14-2004 | 14.9 | 15" | 8/9 | none |
| 117P Helin-Roman-Alu | 4-14-2004 | 16.9 | 8" | 5/9 | n/a |
| P/2004 CB (LINEAR) | 4-4-2004 | 15.5 | 13" | 5/9 | ~275 |
| 123P West-Hartley | 3-7-2004 | 14.2 (m2) | 23" | 5/9 | 300 |
| C/2003 H1 (LINEAR) | 2-27-2004 | 12.2 (*) | 38"~ | 6/9 | unknown |
| P/2003 WC7 (LINEAR-Catalina) | 2-22-2004 | 17.6 | 10" | 4/9 | none |
| 118P Shoemaker-Levy | 1-31-2004 | 16.5 (*) | 13" | 3/9 | 301 |
| C/2003 V1 (LINEAR) | 1-31-2004 | 16.9 | ~10" | 4/9 | none |
| C/2003 T2 (LINEAR) | 1-26-2004 | 17.6 | 8" | 5/9 | none |
| P/2004 A1 | 1-23-2004 | 18.0 | 8" | 8/9 | none |
| 43P Wolf-Harrington | 1-22-2004 | 12.5 | 24" | 4/9 | fan, NE |
| P/2002 T5 (LINEAR) | 1-20-2004 | 16.3 | 10" | 5/9 | 219 |
| P/2002 LZ11 (LINEAR) | 1-12-2004 | 18.0 | 9" | 3/9 | none |
| C/2002 T7 (LINEAR) | 12-25-2003 | 8.4 (*) | 70" | 7/9 | 72 |
| C/2003 T4 (LINEAR) | 12-17-2003 | 17.3 (*) | ~8" | 7/9 | n/a |
| C/2003 L2 (LINEAR) | 11-29-2003 | 16.1 | 9" | 4/9 | none |
| 157P - Tritton | 11-28-2003 | 16.4 (m2) | 11" | 4/9 | n/a |
| P/2003 O2 (LINEAR) * | 11-28-2003 | 18.4 | <8" | 8/9 | none |
| 36P Whipple | 11-28-2003 | 17.2 | 10" | 4/9 | none |
| C/2002 CE10 (LINEAR) | 11-22-2003 | 17.1 | 8" | 7/9 | none |
| 1627 (Ivar) MP | 11-21-2003 | 14.0 (R) | |||
| 2938 (Hopi) MP | 11-21-2003 | 15.2 | |||
| 2003 VG1 (NEO) | 11-21-2003 | 17.8 (R) | |||
| 2003 WG (NEO) | 11-21-2003 | 17.3-17.6 | |||
| 4055 (Magellan) MP | 11-21-2003 | 16.7 (R) | |||
| C/2002 R3 (LONEOS) | 11-20-2003 | 16.3 | 9" | 5/9 | 9" |
| C/2003 W1 (LINEAR) | 11-20-2003 | 17.4 | 11" | 6/9 | irreg. |
| 2P Encke | 11-12-2003 | 16.0 (m2) | n/a | 4/9 | NW |
| C/2003 U1 (LINEAR) | 11-4-2003 | 16.4 | 11" | 6/9 | none |
| C/2002 X1 (LINEAR) | 11-4-2003 | 15.0 (*) | 12" | 6/9 | n/a |
| P/2003 S2 (NEAT) | 11-4-2003 | 16.6 | 9" | 7/9 | none |
| 22P - Kopff | 11-3-2003 | 18.6 (m2) | 22" | 2/9 | n/a |
| P/2003 S1 (NEAT) | 11-3-2003 | 17.7 | 9" | 7/9 | none |
| C/2002 V2 (LINEAR) | 11-2-2003 | 18.5 | <8" | 7/9 | none |
| C/2003 U3 (NEAT) | 10-24-2003 | 18.3 | 8" | 7/9 | none |
| C/2003 U2 | 10-24-2003 | 18.0 | <8" | 7/9 | none |
| P/2003 O3 | 10-22-2003 | 17.7 | <8" | 8/9 | none |
| C/2003 H3 (NEAT) | 10-21-2003 | 16.3 | 10" | 4/9 | none |
| C/2003 G1 (LINEAR) | 10-20-2003 | 16.4 | 13" | 4/9 | n/a |
| C/2003 O1 (LINEAR) | 10-20-2003 | 19.0 | <8" | 8/9 | none |
| P/2002 O8 (NEAT) | 10-2-2003 | 18.9 | <8" | 8/9 | none |
| C/2003 R1 (LINEAR) | 10-2-2003 | 17.1 | 8" | 8/9 | none |
| C/2003 S4 (LINEAR) | 10-2-2003 | 18.5 | 10" | 7/9 | none |
| P/2003 QX29 | 9-28-2003 | 19.0 | <8" | 8/9 | n/a |
| P/2003 O3 (LINEAR) | 9-26-2003 | 18.5 | 8" | 8/9 | n/a |
| C/2003 F1 (LINEAR) | 8-4-2003 | 16.9 | 9" | 6/9 | none |
| 53P Van Biesbroeck | 8-4-2003 | 14.3 | 15" | 6/9 | none |
| 116P Wild 4 | 8-4-2003 | 15.3 (m2) | n/a | 7/9 | n/a |
| C/2000 SV74 (LINEAR) | 7-16-2003 | 16.3 | 10" | 6/9 | none |
| P/2003 KV2 (LINEAR) | 7-14-2003 | 17.8 (m2) | <9" | 7/9 | none |
| P/2003 HT15 (LINEAR) | 7-4-2003 | 19.3 | <8" | 8/9 | none |
| C/2003 H2 | 7-2-2003 | 18.5 | 9" | 6/9 | none |
| C/2001 RX14 | 7-2-2003 | 15.2 (*) | 14" | 7/9 | none |
| C/2003 K2 | 7-2-2003 | 17.9 | <9" | 7/9 | n/a |
| C/1999 U4 - Catalina-Skiff | 6-28-2003 | 18.1 | 9" | 4/9 | none |
| C/2002 O7 (LINEAR) | 6-28-2003 | 13.5 (*) | 18" | 7/9 | curving from |
| P/2003 H4 | 6-27-2003 | 18.3 | 8" | 8/9 | none |
| 74P - Smirnova-Chernykh | 6-23-2003 | 16.8 | 11" | 6/9 | none |
| 58P Jackson-Neujmin | 6-23-2003 | 19.8 m2 | 13" | 2/9 | n/a |
| 30P Reinmuth 1 | 6-23-2003 | 17.4 (m2) | 16" | 3/9 | none |
| 66P du Toit | 6-22-2003 | 16.9 | 17" | 2/9 | none |
| C/2001 G1 (LONEOS) | 5-31-2003 | 17.9 | <12" | 7/9 | n/a |
| C/2003 E1 (NEAT) | 5-31-2003 | 17.4 | <11" | 8/9 | none |
| C/2002 Q5 (LINEAR) | 5-30-2003 | 17.8 | 12" | 4/9 | none |
| 67P Churyumov-Gerasimenko | 5-29-2003 | 18.8 (m2) | 13" | 2/9 | none |
| 155P Shoemaker 3 | 5-28-2003 | 17.3 | 12" | 3/9 | none |
| C/2001 U6 (LINEAR) | 5-22-2003 | 17.9 | 13" | 4/9 | none |
| C/2002 U2 (LINEAR) | 5-22-2003 | 17.8 | 13" | 5/9 | none |
| 100P Hartley | 5-20-2003 | 20.3 | <12" | 8/9 | none |
| 94P Russell 4 | 4-22-2003 | 18.0 | 12" | 8/9 | none |
| C/2003 G2 (LINEAR) | 4-21-2003 | 16.6 | 16" | 4/9 | none |
| 46P Wirtanen | 4-11-2003 | 18.6 | 14" | 2/9 | none |
| C/2002 A3 (LINEAR) | 3-10-2003 | 19.9 | <10" | 8/9 | none |
| C/2001 B2 (NEAT) | 3-10-2003 | 17.8 | 14" | 6/9 | none |
| 54P de Vico-Swift | 2-5-2003 | 18.3 | <10" | 8/9 | n/a |
| P/2002 S1 Skiff | 2-1-2003 | 17.7 | 10" | 8/9 | none |
| C/2002 A2 (LINEAR) | 1-27-2003 | 18.3 | 9" | 8/9 | none |
| c/C2002 Y1 Jules-Holvorcem | 1-21-2003 | ~14.5 (*) | n/a | 4/9 | none |
| C/2002 B2 (LINEAR) | 1-11-2003 | <20.2 | n/a | n/a | n/a |
| 90P Gehrels 1 | 1-11-2003 | 16.4 | 14" | 3/9 | none |
| P/97P Metcalf-Brewington | 1-10-2003 | <20.5 | n/a | n/a | n/a |
| 154P Brewington | 1-5-2003 | *m2=16.28 | n/a | n/a | n/a |
| 92P Sanguin | 1-3-2003 | 17.4 | 8" | 4/9 | none |
| C/2002 O4 Hoenig | 12-15-2002 | <19.2 | n/a | n/a | n/a |
| C/2002 C2 (LINEAR) | 12-1-2002 | 16.7 | 9" | 7/9 | none |
| C/2002 V1 NEAT | 11-19-2002 | 15.2 (*) | 18" | 4/9 | none |
| 2002 VE 68 (NEO) | 11-14-2002 | 15.7 | n/a | n/a | n/a |
| P/2002 T4 de Vico-Swift-NEAT | 11-7-2002 | 16.6 | 13" | 2/10 | none |
| P/2002 T1 (LINEAR) | 11-6-2002 | 16.2 | 10" | 4/9 | none |
| C/2000 CT54 (LINEAR) | 10-14-2002 | 17.4 | 12" | 2/9 | none |
| 118P Shoemaker-Levy 4 | 10-1-2002 | 17.7 | 18" | 2/9 | none |
| P/2002 Q1 Van Ness | 9-27-2002 | <17.7 stella | n/a | n/a | n/a |
| C/2002 K4 (NEAT) | 9-25-2002 | 17.6 | 14" | 2/9 | none |
| P/2002 O5 (NEAT) | 9-23-2002 | <18.3 | n/a | n/a | n/a |
| 57P du Toit-Neujmin-Delporte | 9-23-2002 | 16.3 | 12" | 7/9 | none |
| C/2001 RX14 (LINEAR) | 9-6-2002 | 13.5 | 12" | 6/9 | 260 (?) |
| C/2002 Q1 Van Ness | 9-6-2002 | 16.7 | 14" | 2/9 | none |
| C/2001 K3 Skiff | 9-6-2002 | 17.2 | 9" | 3/9 | none |
| C/2002 P1 (NEAT) | 9-6-2002 | 18.05 | 11" | 3/9 | irreg. |
| C/1999 T1 McNaught-Hartley | 9-4-2002 | 17.06 | 6" | 4/9 | none |
| C/2002 K4 (NEAT) | 9-1-2002 | 14.96 | 9" | 3/9 | none |
| C/2000 WM1 (LINEAR) | 8-27-2002 | 15.88 | ~5" | 7/9 | none |
| C/2002 P1 | 8-9-2002 | 16.82 | 3" | 8/9 | n/a |
| C/2002 O5 (NEAT) | 8-9-2002 | 17.65 | 4-5" | 2/9 | n/a |
| C/2001 N2 (LINEAR) | 7-29-2002 | 14.63 | 12" | 4/9 | ~188 |
| C/2002 H2 (LINEAR) | 7-28-2002 | 15.51 | 8" | 4/9 | N/A |
| C/2000 K1(LINEAR) | 7-9-2002 | 16.88 | 6" | 2/9 | n/a |
| P/2002 BV Yeung | 7-8-2002 | 17.12 | 10-12" | 2/9 | n/a |
| 74P Smirnova-Chermykh | 7-8-2002 | 16.63 | 4" | 4/9 | n/a |
| C/2002 J5 (LINEAR) | 7-7-2002 | <18,4 | n/a | n/a | n/a |
| C/2002 C1 Ikeya Zhang | 7-7-2002 | 9.6 (m2=12.7 | n/a | 8/9 | n/a |
| C/2002 E2 Snyder-Murakami | 6-20-2002 | 15.06* | 14" | 6/9 | n/a |
| 96P Machholz | 6-18-2002 | <17.2 | n/a | ||
| 115P Maury | 6-15-2002 | 15.97 | 12" | 2/9 | n/a |
| C/1999 J2 Skiff | 6-15-2002 | 16.26 | 12" | 4/0 | none |
| 77P - Longmore | 6-15-2002 | 15.97 | 12" | 3/9 | n/a |
| 24P Schaumasse | 6-2-2002 | 15.19 | 4" | 5/9 | 225 |
| 7P Pons-Winnecke | 5-23-2002 | <16.2 | n/a | ||
| 19P - Borrelly | 5-14-2002 | <16.43 | |||
| P/2001 OG108 - ( LONEOS) | 5-14-2002 | 15.69 | 2" | 8/9 | n/a |
| 144P - Kushida | 4-15-2002 | 17.03 | 2" | 9/9 | none |
| P/2001 WF2 - ( LONEOS) | 4-6-2002 | 15.36 | 3" | 1/9 | 200 |