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
2009-10-26 03:11:26 C 09 44 26.24 +13 08 41.3 – o C10
2009-10-26 03:13:35 C 09 44 26.28 +13 08 40.8 – o C10
2009-10-26 03:44:35 C 09 44 26.83 +13 08 37.1 – v 204
2009-10-26 04:39:01 C 09 44 27.77 +13 08 30.5 – o A77
2009-10-26 04:41:00 C 09 44 27.80 +13 08 30.4 – v 204
2009-10-26 05:01:25 C 09 44 28.16 +13 08 27.3 – o A77
2009-10-26 05:04:12 C 09 44 28.05 +13 08 26.4 – o A77
2009-10-26 05:42:45 C 09 44 28.89 +13 08 23.8 – w J47
2009-10-26 05:52:04 C 09 44 29.07 +13 08 22.6 – w J47
2009-10-26 06:08:26 C 09 44 29.37 +13 08 20.3 – w J47
2009-10-27 03:58:36 C 09 44 52.07 +13 05 46.9 – o A77
2009-10-27 04:07:35 C 09 44 52.22 +13 05 46.2 – o A77
2009-10-27 04:16:33 C 09 44 52.32 +13 05 43.9 – o A77
2009-10-27 06:08:29 C 09 44 54.24 +13 05 32.0 – w J47
2009-10-27 06:10:35 C 09 44 54.26 +13 05 32.0 – w J47
2009-10-27 10:26:01 C 09 44 58.52 +13 05 03.5 – c 704
2009-10-27 10:45:26 C 09 44 58.96 +13 04 59.8 – c 704
2009-10-27 11:04:51 C 09 44 59.30 +13 04 57.7 – c 704
2009-10-27 11:24:19 C 09 44 59.61 +13 04 54.4 – c 704
2009-10-27 11:43:55 C 09 45 00.25 +13 04 51.6 – c 704
2009-10-28 01:29:59 C 09 45 13.92 +13 03 16.9 – r 114
2009-10-28 01:35:34 C 09 45 14.01 +13 03 16.2 – r 114
2009-10-28 01:41:11 C 09 45 14.11 +13 03 15.6 – r 114
2009-10-28 01:46:47 C 09 45 14.20 +13 03 14.9 – r 114
2009-10-28 01:52:25 C 09 45 14.29 +13 03 14.3 – r 114
2009-10-28 03:50:43 C 09 45 16.27 +13 03 00.9 – o A77
2009-10-28 08:36:24 C 09 45 21.09 +13 02 29.3 – o I10
2009-10-28 08:39:40 C 09 45 21.12 +13 02 28.8 – o I10
2009-10-28 08:43:01 C 09 45 21.18 +13 02 29.0 – o I10
2009-10-28 08:46:15 C 09 45 21.23 +13 02 28.5 – o I10
2009-10-28 08:49:41 C 09 45 21.28 +13 02 27.8 – o I10
2009-10-29 05:23:32 C 09 45 41.78 +13 00 05.8 – w J47
2009-10-29 05:25:36 C 09 45 41.84 +13 00 07.6 – w J47
2009-10-30 03:19:31 C 09 46 03.27 +12 57 36.4 – w J96
2009-10-30 03:33:40 C 09 46 03.45 +12 57 34.7 – w J96
2009-10-30 03:38:02 C 09 46 03.54 +12 57 34.9 – o A77
2009-10-30 03:44:48 C 09 46 03.63 +12 57 33.9 – o A77
2009-10-30 03:51:31 C 09 46 03.79 +12 57 33.4 – o A77
2009-10-30 04:17:17 C 09 46 04.18 +12 57 31.2 – c 442
2009-10-30 04:19:18 C 09 46 04.22 +12 57 30.6 – c 442
2009-10-30 04:33:06 C 09 46 04.39 +12 57 28.1 – w J96
2009-10-30 19:09:23 C 09 46 18.47 +12 55 50.8 – m 349
2009-10-30 19:16:39 C 09 46 18.57 +12 55 49.9 – m 349
2009-10-30 19:32:46 C 09 46 18.86 +12 55 47.9 – c 372
2009-10-31 12:08:03 C 09 46 34.52 +12 53 57.7 – v H10
2009-10-31 12:14:09 C 09 46 34.59 +12 53 57.4 – v H10
2009-10-31 18:41:40 C 09 46 40.68 +12 53 14.7 – – D81
2009-10-31 18:50:09 C 09 46 40.77 +12 53 13.8 – – D81
2009-11-01 05:27:53 C 09 46 50.71 +12 52 04.9 – c 442
2009-11-01 12:02:10 C 09 46 56.76 +12 51 21.3 – r H10