Schwassmann-Wachmann 1 (29P)

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2022-10-14 (JD 2459866.5)
Eccentricity (e)0.0447981445 ± 1.85e-08
Semi-major axis (a)6.0459765546 AU ± 9.49e-08
Inclination (i)9.36477141° ± 9.63e-07
Long. of Asc. Node (Ω)312.39091655° ± 3.07e-06
Arg. of Perihelion (ω)50.66270007° ± 2.70e-05
Mean Anomaly (M)84.63508074° ± 2.85e-05
Mean Motion (n)0.0662986043°/day ± 1.56e-09
Perihelion dist (q)5.77512802 AU ± 1.44e-07
Aphelion dist (Q)6.31682509 AU ± 1.49e-07
Orbital Period14.86647108 yr ± 3.50e-07
Orbit Solution
SourceJPL
Solution Date2025-04-14 15:28:00
RMS Residual0.369″
Uncertainty0
Orbit TypeJupiter-family Comet
MOID4.780000 AU
Observations Used739
Oppositions—
Arc Total2009-2025
First Observation Used—
Last Observation Used2025-02-05
Observations (52882)
Date Type RA Dec Mag Band Observatory
2004-10-16 21:34:09 C 00 04 34.01 +10 40 58.2 – r A33
2004-10-16 21:37:50 C 00 04 33.97 +10 40 58.9 – c J78
2004-10-16 21:38:55 C 00 04 33.90 +10 40 58.3 – c J78
2004-10-16 22:56:33 C 00 04 32.63 +10 40 49.9 – c 939
2004-10-16 23:03:20 C 00 04 32.50 +10 40 49.0 – c 939
2004-10-16 23:10:07 C 00 04 32.39 +10 40 48.2 – c 939
2004-10-16 23:53:30 C 00 04 31.66 +10 40 43.2 – r A02
2004-10-16 23:56:32 C 00 04 31.58 +10 40 43.0 – r A02
2004-10-16 23:59:36 C 00 04 31.54 +10 40 42.8 – r A02
2004-10-17 11:36:04 C 00 04 20.11 +10 39 23.5 – m D83
2004-10-17 11:38:44 C 00 04 20.06 +10 39 23.3 – m D83
2004-10-17 11:41:27 C 00 04 20.04 +10 39 23.1 – m D83
2004-10-17 11:46:45 C 00 04 19.93 +10 39 22.0 – m D83
2004-10-17 13:42:25 C 00 04 18.05 +10 39 09.3 – r 379
2004-10-17 13:42:42 C 00 04 18.00 +10 39 09.3 – m 349
2004-10-17 13:46:18 C 00 04 17.97 +10 39 08.6 – m 349
2004-10-17 13:46:43 C 00 04 17.90 +10 39 09.4 – r 379
2004-10-17 13:48:42 C 00 04 17.91 +10 39 08.9 – m 349
2004-10-17 19:30:44 C 00 04 12.37 +10 38 30.3 – c 213
2004-10-17 19:31:56 C 00 04 12.33 +10 38 30.2 – c 213
2004-10-17 19:33:08 C 00 04 12.32 +10 38 29.7 – c 213
2004-10-17 19:34:44 C 00 04 12.28 +10 38 29.3 – r A12
2004-10-17 19:37:08 C 00 04 12.26 +10 38 29.2 – r A12
2004-10-17 19:51:41 C 00 04 12.02 +10 38 27.5 – r A12
2004-10-17 19:53:00 C 00 04 11.99 +10 38 27.4 – r A12
2004-10-17 19:55:38 C 00 04 11.96 +10 38 27.0 – r A12
2004-10-17 19:56:53 C 00 04 11.92 +10 38 27.0 – r A12
2004-10-17 19:58:09 C 00 04 11.90 +10 38 26.8 – r A12
2004-10-17 19:59:25 C 00 04 11.89 +10 38 26.7 – r A12
2004-10-17 20:00:39 C 00 04 11.86 +10 38 26.5 – r A12
2004-10-17 20:01:57 C 00 04 11.85 +10 38 26.3 – r A12
2004-10-17 20:03:27 C 00 04 11.82 +10 38 26.2 – r A12
2004-10-17 20:04:43 C 00 04 11.79 +10 38 25.9 – r A12
2004-10-17 20:05:58 C 00 04 11.78 +10 38 25.9 – r A12
2004-10-17 20:07:27 C 00 04 11.74 +10 38 25.6 – r A12
2004-10-17 20:08:41 C 00 04 11.73 +10 38 25.6 – r A12
2004-10-17 20:10:25 C 00 04 11.70 +10 38 25.3 – r A12
2004-10-17 20:11:50 C 00 04 11.66 +10 38 25.2 – r A12
2004-10-17 20:13:03 C 00 04 11.65 +10 38 25.0 – r A12
2004-10-17 21:38:19 C 00 04 10.22 +10 38 15.2 – c 118
2004-10-17 21:43:23 C 00 04 10.15 +10 38 14.5 – c 118
2004-10-17 21:55:26 C 00 04 09.94 +10 38 13.2 – c 118
2004-10-19 00:03:53 C 00 03 44.68 +10 35 14.5 – d A46
2004-10-19 00:05:17 C 00 03 44.60 +10 35 14.6 – d A46
2004-10-19 00:09:26 C 00 03 44.54 +10 35 14.3 – d A46
2004-10-19 00:10:49 C 00 03 44.54 +10 35 13.7 – d A46
2004-10-19 00:12:12 C 00 03 44.49 +10 35 13.9 – d A46
2004-10-19 00:16:24 C 00 03 44.41 +10 35 13.3 – d A46
2004-10-20 06:25:13 C 00 03 15.84 +10 31 47.9 – r H41
2004-10-20 06:30:57 C 00 03 15.73 +10 31 48.1 – r H41