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Dates Of Last Observation Of Comets

The following tables list the date of the last confirmed astrometric observation reported to the Minor Planet Center (MPC) for each of the currently-observable comets. It is hoped that these tables will assist observers in planning a useful program of astrometric observation of these objects.

Observers are reminded of the efficiency of making and reporting observations of specific objects on pairs of nearby nights, as the accuracy of an isolated single-night observation can be difficult to judge.

If this list has not been updated in more two hours, please report this fact (after ensuring that you are not looking at a cached copy of this page!).


This document was last updated on 2008 May 9.70 UT


Designation                         Last obs.       Mag.  Code
4P/Faye                             2008 04 09.28  20.8 T  G96
6P/d'Arrest                         2008 04 30.42  19.5 N  G89
7P/Pons-Winnecke                    2008 04 26.89  19.3 N  J47
8P/Tuttle                           2008 04 23.45  15.9 N  D90
9P/Tempel                           2006 11 23.29  21.2 T  705
10P/Tempel                          2008 02 08.13  19.5 N  204
11P/Tempel-Swift-LINEAR             2002 02 07.46          360
14P/Wolf                            2007 04 26.42  21.2 T  693
15P/Finlay                          2008 04 28.79  17.5 N  D90
16P/Brooks                          2007 09 10.07  19.2 N  H68
17P/Holmes                          2008 05 01.85  17.0 N  J76
19P/Borrelly                        2007 08 31.45          413
22P/Kopff                           2008 04 11.53  17.2 N  372
26P/Grigg-Skjellerup                2008 05 01.06  16.4 N  213
29P/Schwassmann-Wachmann            2008 05 01.86  16.6 N  J76
31P/Schwassmann-Wachmann            2003 05 05.54          360
36P/Whipple                         2004 02 20.83  19.4 N  A33
44P/Reinmuth                        2007 11 19.69  16.6 T  585
46P/Wirtanen                        2008 05 01.88  17.5 N  232
47P/Ashbrook-Jackson                2007 08 31.40          413
49P/Arend-Rigaux                    2006 06 26.94  20.0 N  204
50P/Arend                           2008 04 07.86  18.8 T  215
51P/Harrington                      2002 03 10.82  19   T  587
57P/du Toit-Neujmin-Delporte        2008 05 03.29  20.7 T  G96
59P/Kearns-Kwee                     2000 03 09.59          360
61P/Shajn-Schaldach                 2001 12 11.36  18.9 T  704
65P/Gunn                            2008 04 30.95  16.9 N  J53
67P/Churyumov-Gerasimenko           2004 06 20.04          950
68P/Klemola                         2008 05 01.39  19.9 T  704
70P/Kojima                          2008 05 01.93  18.0 N  132
74P/Smirnova-Chernykh               2008 04 15.15  16.9 T  703
77P/Longmore                        2008 02 10.03  20.4 N  204
79P/du Toit-Hartley                 2008 04 28.18  18.5 T  704
81P/Wild                            2005 09 09.85  20.4 N  A79
82P/Gehrels                         2002 03 08.56          360
85P/Boethin                         1986 03 01.19          657
86P/Wild                            2001 06 17.68  18.5 T  320
87P/Bus                             2007 05 20.54  17.6 T  349
88P/Howell                          2006 01 27.23  20.3 T  G96
89P/Russell                         2002 11 28.45          360
93P/Lovas                           2008 04 12.89  17.4 N  J29
99P/Kowal                           2007 08 14.43  17.4 T  E12
110P/Hartley                        2008 04 14.81  18.3 N  B42
113P/Spitaler                       2008 02 24.79  18.7 T  215
116P/Wild                           2008 04 05.82  19.2 N  204
117P/Helin-Roman-Alu                2008 02 24.83          204
119P/Parker-Hartley                 2006 04 09.17  18.6 T  G96
124P/Mrkos                          2008 05 01.90  16.7 N  J93
128P/Shoemaker-Holt                 2008 04 28.14  19.8 T  G96
129P/Shoemaker-Levy                 2006 06 20.18  18.4 T  703
131P/Mueller                        2004 12 14.16  20.1 T  291
135P/Shoemaker-Levy                 1999 06 09.50          360
136P/Mueller                        2008 02 02.76  19.2 T  215
137P/Shoemaker-Levy                 2001 02 20.62          867
139P/Vaisala-Oterma                 2008 02 24.78  19.7 T  215
142P/Ge-Wang                        1999 10 21.57          402
143P/Kowal-Mrkos                    2008 02 13.91  19.3 N  130
146P/Shoemaker-LINEAR               2001 02 20.59          867
148P/Anderson-LINEAR                2008 03 06.11  17.4 T  G96
150P/LONEOS                         2008 02 08.77  19.4 T  215
156P/Russell-LINEAR                 2008 02 14.03  19.8 N  130
157P/Tritton                        2004 03 20.95  19.6 N  J87
158P/Kowal-LINEAR                   2008 05 03.32  18.4 T  G96
159P/LONEOS                         2006 02 18.08          941
166P/NEAT                           2008 03 02.97  20.4 N  204
167P/CINEOS                         2007 09 09.04          204
169P/NEAT                           2006 05 25.21  21.5 T  G96
172P/Yeung                          2008 05 01.85  18.0 N  132
173P/Mueller                        2008 03 21.94  19.5 N  J70
174P/Echeclus
176P/LINEAR
179P/Jedicke                        2008 03 23.81  18.2 N  204
180P/NEAT                           2008 05 01.87  16.7 N  132
181P/Shoemaker-Levy                 2007 01 27.87          204
183P/Korlevic-Juric                 2008 05 01.88  18.2 N  132
186P/Garradd                        2008 04 26.58  16.6 T  423
187P/LINEAR                         2008 05 02.33  18.9 T  704
188P/LINEAR-Mueller                 2008 03 09.78  17.9 T  215
190P/Mueller                        2008 02 08.00  20.0 N  204
191P/McNaught                       2008 04 05.13  18.5 T  G96
192P/Shoemaker-Levy                 2008 03 09.45  16.6 T  349
193P/LINEAR-NEAT                    2007 10 22.41          413
194P/LINEAR                         2008 04 18.17  18.6 T  704
195P/Hill                           2008 02 08.83  18.5 T  215
196P/Tichy                          2008 02 24.77  19.5 T  215
197P/LINEAR                         2008 05 02.44  17.1 T  704
P/1994 J3 (Shoemaker)               1994 09 18.47          413
C/1995 O1 (Hale-Bopp)               2007 10 22.72          413
P/1997 T3 (Lagerkvist-Carsenty)     1999 02 13.23  19.4 T  693
P/1997 V1 (Larsen)                  1998 02 19.78  16.9 T  118
P/1998 QP54 (LONEOS-Tucker)         1999 02 14.14  19.6 T  693
P/1998 U4 (Spahr)                   2001 04 15.24  19.9 N  608
P/1998 VS24 (LINEAR)                1999 01 14.17  19.1 T  693
P/1999 WJ7 (Korlevic)               2002 04 12.34  20.1 T  704
P/1999 XN120 (Catalina)             2000 03 30.45          360
P/2000 Y3 (Scotti)                  2002 05 14.21  19.1 T  704
P/2001 CV8 (LINEAR)                 2001 05 16.54          360
C/2001 Q4 (NEAT)                    2006 08 18.73  18.6 T  349
P/2001 R1 (LONEOS)                  2002 03 11.81  16.2 T  215
P/2001 YX127 (LINEAR)               2004 05 29.24  21.5 T  691
P/2002 CW134 (LINEAR)               2002 05 12.57          360
C/2002 J5 (LINEAR)                  2006 03 05.27  18.9 T  703
P/2002 JN16 (LINEAR)                2002 09 01.19  16.5 T  848
C/2002 L9 (NEAT)                    2007 01 11.58  19.8 N  415
P/2002 LZ11 (LINEAR)                2004 01 13.48  19.0 T  372
P/2002 O8 (NEAT)                    2003 11 19.92  19.5 T  204
P/2002 Q1 (Van Ness)                2002 10 14.78          360
C/2002 T7 (LINEAR)                  2006 03 20.83  19.6 T  215
C/2002 VQ94 (LINEAR)                2008 05 01.95  18.0 N  B37
C/2003 A2 (Gleason)                 2005 03 31.57          360
P/2003 CP7 (LINEAR-NEAT)            2003 06 26.16  19.6 N  448
C/2003 K4 (LINEAR)                  2006 11 17.56  21.2 N  415
C/2003 WT42 (LINEAR)                2008 04 05.10  20.1 N  A77
P/2004 A1 (LONEOS)                  2007 08 07.35  20.3 N  474
C/2004 B1 (LINEAR)                  2007 08 25.92  17.8 N  204
C/2004 D1 (NEAT)                    2007 08 04.92  19.8 N  204
P/2004 F3 (NEAT)                    2008 01 26.90          204
P/2004 FY140 (LINEAR)               2004 07 12.39  18.8 N  E12
C/2004 L2 (LINEAR)                  2007 03 16.13  18.8 T  703
P/2004 V5 (LINEAR-Hill)             2006 05 25.89          213
C/2005 B1 (Christensen)             2007 11 03.92  18.1 N  J39
C/2005 E2 (McNaught)                2008 03 03.08          204
C/2005 EL173 (LONEOS)               2008 02 09.75  17.0 N  204
C/2005 K1 (Skiff)                   2007 08 06.58  20.5 T  474
P/2005 L1 (McNaught)                2005 09 15.45  16.6 T  E12
C/2005 L3 (McNaught)                2008 05 03.39  13.4 T  703
C/2005 Q1 (LINEAR)                  2007 10 16.76          118
P/2005 R2 (Van Ness)                2007 01 27.93  18.8 N  232
C/2005 R4 (LINEAR)                  2006 12 26.80  18.4 N  J97
P/2005 RV25 (LONEOS-Christensen)    2006 01 28.12          G96
P/2005 S2 (Skiff)                   2005 11 08.95  19.6 N  A32
C/2005 S4 (McNaught)                2007 11 14.75  15.9 N  J70
P/2005 SB216 (LONEOS)               2008 05 01.84  18.2 N  132
C/2005 YW (LINEAR)                  2007 08 10.47  17.3 T  423
C/2006 E1 (McNaught)                2008 03 09.50  21.2 N  415
P/2006 F1 (Kowalski)                2007 09 01.89  18.8 N  204
C/2006 K1 (McNaught)                2008 02 29.11  16.8 T  703
C/2006 K3 (McNaught)                2008 01 26.85  20.6 N  204
C/2006 K4 (NEAT)                    2008 04 19.53  17.0 N  467
C/2006 L2 (McNaught)                2007 07 07.97  19.0 T  561
C/2006 M1 (LINEAR)                  2008 02 08.78  18.8 T  215
C/2006 OF2 (Broughton)              2008 04 27.80  14.4 N  428
C/2006 P1 (McNaught)                2007 07 11.50  18.9 N  415
C/2006 Q1 (McNaught)                2008 04 29.46  13.6 T  367
P/2006 R2 (Christensen)             2007 01 08.10  21.1 T  G96
C/2006 S2 (LINEAR)                  2007 07 16.28  18.6 T  704
C/2006 S3 (LONEOS)                  2008 02 02.76  19.3 N  204
C/2006 S5 (Hill)                    2008 05 01.90  17.4 N  232
P/2006 T1 (Levy)                    2006 12 01.84  16.8 T  349
P/2006 U5 (Christensen)             2008 04 30.27  20.0 T  G96
C/2006 U6 (Spacewatch)              2008 04 10.35  16.8 N  467
C/2006 V1 (Catalina)                2008 04 05.77  16.4 T  423
C/2006 VZ13 (LINEAR)                2007 08 14.47  10.1 T  372
C/2006 W3 (Christensen)             2008 04 20.48  15.1 T  900
C/2006 X1 (LINEAR)                  2007 02 15.79  19.0 T  215
C/2006 XA1 (LINEAR)                 2008 04 12.69  18.9 N  415
C/2006 YC (Catalina-Christensen)    2007 04 15.31  19.5 T  703
C/2007 B2 (Skiff)                   2008 05 02.64          900
P/2007 C2 (Catalina)                2008 04 05.22  19.5 T  704
C/2007 D1 (LINEAR)                  2008 05 01.89  17.8 N  132
C/2007 D3 (LINEAR)                  2008 04 01.85  18.6 N  204
C/2007 E2 (Lovejoy)                 2007 08 23.87  18.6 N  A32
C/2007 F1 (LONEOS)                  2007 11 13.41  14.0 N  415
C/2007 G1 (LINEAR)                  2008 05 03.07  14.9 N  945
P/2007 H1 (McNaught)                2008 02 08.82  19.1 N  J96
P/2007 H3 (Garradd)                 2007 09 23.76  17.1 T  215
C/2007 JA21 (LINEAR)                2008 04 04.40  20.1 T  704
C/2007 K1 (Lemmon)                  2007 09 16.88  20.0 N  A77
C/2007 K3 (Siding Spring)           2007 07 18.35  19.7 N  474
C/2007 K4 (Gibbs)                   2007 08 06.39  20.9 T  474
C/2007 K6 (McNaught)                2007 09 08.19          673
C/2007 M1 (McNaught)                2007 09 08.24          673
C/2007 M2 (Catalina)                2008 05 02.62          900
C/2007 M3 (LINEAR)                  2008 05 02.00  16.6 N  132
C/2007 N3 (Lulin)                   2008 04 11.79  15.3 T  349
C/2007 O1 (LINEAR)                  2007 11 13.44  19.0 T  E12
C/2007 Q3 (Siding Spring)           2008 04 10.37  16.8 N  467
P/2007 R1 (Larson)                  2008 02 22.77  19.5 N  204
P/2007 S1 (Zhao)                    2007 10 16.85  18.6 N  A77
C/2007 S2 (Lemmon)                  2008 04 28.83          118
C/2007 T1 (McNaught)                2008 04 10.34  18.0 N  467
P/2007 T4 (Gibbs)                   2008 04 25.24  22.3 T  G96
C/2007 T5 (Gibbs)                   2008 04 27.83          118
P/2007 T6 (Catalina)                2008 04 27.95  19.1 N  J29
C/2007 U1 (LINEAR)                  2008 03 09.46  17.1 T  349
P/2007 V1 (Larson)                  2008 02 05.85  20.1 N  A77
P/2007 V2 (Hill)                    2008 02 10.15  21.5 T  G96
P/2007 VQ11 (Catalina)              2008 03 05.79          118
C/2007 VO53 (Spacewatch)            2008 02 08.87  20.8 N  204
C/2007 W1 (Boattini)                2008 05 02.84  15.3 N  A77
C/2007 W3 (LINEAR)                  2008 02 23.95  18.8 N  204
C/2007 Y1 (LINEAR)                  2008 03 28.22  19.4 T  704
C/2007 Y2 (McNaught)                2008 04 05.44  18.5 T  423
C/2008 A1 (McNaught)                2008 04 26.38  15.4 T  423
P/2008 A2 (LINEAR)                  2008 03 06.86          585
C/2008 C1 (Chen-Gao)                2008 04 27.88  16.6 N  J40
C/2008 E1 (Catalina)                2008 04 04.32  18.3 N  E85
C/2008 E3 (Garradd)                 2008 05 02.63  17.2 T  423
C/2008 G1 (Gibbs)                   2008 05 01.99  18.5 N  132
C/2008 H1 (LINEAR)                  2008 05 02.67          900
P/2008 G2 (Shoemaker)               2008 04 29.90  18.6 N  B49
C/2008 J1 (Boattini)                2008 05 04.41  15.9 N  850
C/2008 J2 (Beshore)                 2008 05 09.34  15.0 N  H06

This document was last updated on 2008 May 9.70 UT


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