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
2005-09-09 15:06:54 C 02 19 55.27 +24 59 19.5 – m D83
2005-09-09 15:09:31 C 02 19 55.27 +24 59 19.6 – m D83
2005-09-09 15:12:08 C 02 19 55.22 +24 59 20.0 – m D83
2005-09-09 15:14:43 C 02 19 55.20 +24 59 19.9 – m D83
2005-09-09 21:45:00 C 02 19 52.28 +24 59 34.0 – c 442
2005-09-09 22:05:59 C 02 19 52.10 +24 59 35.5 – c 213
2005-09-09 22:10:37 C 02 19 52.04 +24 59 35.8 – c 213
2005-09-09 22:15:56 C 02 19 52.02 +24 59 36.1 – c 213
2005-09-09 22:16:01 C 02 19 52.03 +24 59 35.3 – c 442
2005-09-10 00:23:30 C 02 19 51.00 +24 59 40.3 – c J76
2005-09-10 00:24:02 C 02 19 50.99 +24 59 39.7 – r 232
2005-09-10 00:24:34 C 02 19 51.01 +24 59 40.4 – c J76
2005-09-10 00:25:06 C 02 19 50.97 +24 59 40.6 – c J76
2005-09-10 00:27:36 C 02 19 50.97 +24 59 40.0 – r 232
2005-09-10 00:36:17 C 02 19 50.89 +24 59 40.3 – r 232
2005-09-10 02:25:07 C 02 19 50.03 +24 59 44.3 – c 939
2005-09-10 02:31:48 C 02 19 49.98 +24 59 44.5 – c 939
2005-09-10 02:38:29 C 02 19 49.92 +24 59 44.7 – c 939
2005-09-10 22:27:58 C 02 19 39.97 +25 00 29.8 – r 458
2005-09-10 22:33:22 C 02 19 39.83 +25 00 27.0 – r 458
2005-09-10 22:36:42 C 02 19 39.89 +25 00 29.7 – r 458
2005-09-10 23:20:15 C 02 19 39.99 +25 00 29.3 – c 213
2005-09-10 23:23:07 C 02 19 39.92 +25 00 29.0 – c 213
2005-09-10 23:25:04 C 02 19 39.94 +25 00 28.9 – c 213
2005-09-10 23:51:40 C 02 19 39.73 +25 00 29.1 – r J97
2005-09-10 23:54:49 C 02 19 39.71 +25 00 29.2 – r J97
2005-09-10 23:55:55 C 02 19 39.68 +25 00 29.9 – c 442
2005-09-10 23:57:50 C 02 19 39.65 +25 00 29.4 – c 442
2005-09-11 00:11:21 C 02 19 39.52 +25 00 30.5 – c A10
2005-09-11 01:25:40 C 02 19 38.91 +25 00 32.4 – r 232
2005-09-11 01:30:25 C 02 19 38.88 +25 00 31.7 – r 232
2005-09-11 01:34:01 C 02 19 38.87 +25 00 32.8 – r 232
2005-09-11 22:34:31 C 02 19 28.21 +25 01 12.5 – r J97
2005-09-11 22:36:57 C 02 19 28.12 +25 01 13.1 – r J97
2005-09-13 03:08:03 C 02 19 12.68 +25 02 03.6 – o 204
2005-09-13 22:15:53 C 02 19 01.95 +25 02 32.2 – o A32
2005-09-13 22:51:24 C 02 19 01.59 +25 02 33.1 – o A32
2005-09-14 22:25:09 C 02 18 47.72 +25 03 07.9 – c 213
2005-09-14 22:35:49 C 02 18 47.58 +25 03 07.9 – c 213
2005-09-14 22:41:09 C 02 18 47.54 +25 03 07.8 – c 213
2005-09-16 04:26:20 C 02 18 29.07 +25 03 43.3 – c 442
2005-09-16 04:27:27 C 02 18 28.94 +25 03 43.0 – c 442
2005-09-16 04:29:26 C 02 18 28.94 +25 03 43.8 – c 442
2005-09-16 15:50:17 C 02 18 21.70 +25 03 56.0 – m 349
2005-09-16 15:56:53 C 02 18 21.62 +25 03 56.2 – m 349
2005-09-16 16:03:30 C 02 18 21.56 +25 03 56.3 – m 349
2005-09-18 22:20:32 C 02 17 44.78 +25 04 39.6 – r J97
2005-09-21 04:10:20 C 02 17 05.04 +25 05 03.1 – r I77
2005-09-21 04:47:47 C 02 17 04.56 +25 05 04.7 – r I77
2005-09-21 05:28:42 C 02 17 03.90 +25 05 01.7 – r I77