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
2011-02-07 00:29:38 C 11 10 26.78 -00 55 38.3 – u 958
2011-02-07 00:36:35 C 11 10 26.62 -00 55 38.1 – w 945
2011-02-07 00:45:50 C 11 10 26.51 -00 55 37.7 – u 958
2011-02-07 01:02:02 C 11 10 26.27 -00 55 37.0 – u 958
2011-02-07 01:53:19 C 11 10 25.47 -00 55 35.3 – w B56
2011-02-07 02:02:28 C 11 10 25.33 -00 55 34.8 – w B56
2011-02-07 02:10:28 C 11 10 25.22 -00 55 34.5 – w B56
2011-02-07 03:46:24 C 11 10 23.76 -00 55 30.7 – o C10
2011-02-07 03:54:38 C 11 10 23.65 -00 55 30.3 – o C10
2011-02-07 04:03:24 C 11 10 23.53 -00 55 29.9 – o C10
2011-02-07 04:04:06 C 11 10 23.54 -00 55 29.4 – d A77
2011-02-07 04:10:51 C 11 10 23.43 -00 55 29.2 – d A77
2011-02-07 17:35:19 C 11 10 11.56 -00 54 53.9 – u D90
2011-02-07 17:42:07 C 11 10 11.45 -00 54 53.6 – u D90
2011-02-07 17:55:45 C 11 10 11.25 -00 54 53.0 – u D90
2011-02-08 09:45:50 C 11 09 57.08 -00 54 13.2 – o H47
2011-02-08 09:58:44 C 11 09 56.89 -00 54 12.8 – o H47
2011-02-08 10:08:04 C 11 09 56.77 -00 54 12.3 – o H47
2011-02-08 10:17:10 C 11 09 56.63 -00 54 12.2 – o H47
2011-02-08 23:33:00 C 11 09 44.70 -00 53 36.7 – u A71
2011-02-08 23:38:10 C 11 09 44.60 -00 53 36.4 – u A71
2011-02-08 23:43:22 C 11 09 44.55 -00 53 36.2 – u A71
2011-02-08 23:48:31 C 11 09 44.45 -00 53 35.8 – u A71
2011-02-08 23:53:18 C 11 09 44.41 -00 53 35.2 – w 945
2011-02-08 23:58:23 C 11 09 44.33 -00 53 34.6 – w 945
2011-02-09 00:03:02 C 11 09 44.24 -00 53 34.5 – w 945
2011-02-09 00:12:49 C 11 09 44.11 -00 53 34.5 – w 945
2011-02-09 00:16:43 C 11 09 44.04 -00 53 34.3 – w 945
2011-02-09 00:27:12 C 11 09 43.88 -00 53 33.7 – u 958
2011-02-09 00:37:27 C 11 09 43.72 -00 53 33.5 – o B75
2011-02-09 00:39:19 C 11 09 43.71 -00 53 32.8 – o B75
2011-02-09 00:40:46 C 11 09 43.70 -00 53 33.8 – o B75
2011-02-09 00:42:27 C 11 09 43.59 -00 53 32.5 – o B75
2011-02-09 00:51:04 C 11 09 43.51 -00 53 32.9 – u 958
2011-02-09 01:15:11 C 11 09 43.17 -00 53 31.3 – u 958
2011-02-09 01:16:08 C 11 09 43.12 -00 53 31.8 – v C09
2011-02-09 01:26:16 C 11 09 42.93 -00 53 31.3 – v C09
2011-02-09 01:36:23 C 11 09 42.79 -00 53 31.0 – v C09
2011-02-09 01:46:31 C 11 09 42.65 -00 53 30.3 – v C09
2011-02-09 06:21:13 C 11 09 38.46 -00 53 16.0 – t I40
2011-02-09 06:23:28 C 11 09 38.43 -00 53 16.0 – t I40
2011-02-09 06:25:38 C 11 09 38.41 -00 53 16.0 – t I40
2011-02-09 06:27:47 C 11 09 38.36 -00 53 15.8 – t I40
2011-02-09 06:29:57 C 11 09 38.33 -00 53 15.8 – t I40
2011-02-09 06:32:06 C 11 09 38.30 -00 53 15.7 – t I40
2011-02-09 06:34:15 C 11 09 38.27 -00 53 15.5 – t I40
2011-02-09 06:40:29 C 11 09 38.17 -00 53 15.4 – t I40
2011-02-09 06:42:46 C 11 09 38.14 -00 53 15.0 – t I40
2011-02-09 06:44:55 C 11 09 38.09 -00 53 14.9 – t I40
2011-02-09 06:47:04 C 11 09 38.06 -00 53 14.7 – t I40