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
2011-02-13 00:36:54 C 11 08 13.57 -00 48 43.9 – u 958
2011-02-14 06:12:52 C 11 07 44.61 -00 47 05.4 – o H10
2011-02-14 06:20:59 C 11 07 44.48 -00 47 04.7 – o H10
2011-02-14 06:31:52 C 11 07 44.30 -00 47 04.0 – o H10
2011-02-14 08:33:45 C 11 07 42.17 -00 46 55.4 – t I40
2011-02-14 08:36:00 C 11 07 42.14 -00 46 55.3 – t I40
2011-02-14 08:38:09 C 11 07 42.11 -00 46 55.3 – t I40
2011-02-14 08:40:18 C 11 07 42.07 -00 46 55.1 – t I40
2011-02-14 08:42:29 C 11 07 42.05 -00 46 54.9 – t I40
2011-02-14 08:44:38 C 11 07 42.00 -00 46 54.8 – t I40
2011-02-14 08:46:47 C 11 07 41.96 -00 46 54.8 – t I40
2011-02-14 08:48:55 C 11 07 41.92 -00 46 54.6 – t I40
2011-02-14 08:51:06 C 11 07 41.88 -00 46 54.6 – t I40
2011-02-14 08:53:15 C 11 07 41.85 -00 46 54.4 – t I40
2011-02-14 08:55:24 C 11 07 41.82 -00 46 54.3 – t I40
2011-02-14 08:57:33 C 11 07 41.78 -00 46 54.1 – t I40
2011-02-15 07:20:21 C 11 07 19.67 -00 45 37.5 – u H10
2011-02-15 07:25:51 C 11 07 19.58 -00 45 37.1 – u H10
2011-02-15 07:30:45 C 11 07 19.50 -00 45 37.0 – u H10
2011-02-15 07:35:40 C 11 07 19.41 -00 45 36.4 – u H10
2011-02-15 07:40:48 C 11 07 19.33 -00 45 36.2 – u H10
2011-02-15 08:04:27 C 11 07 18.87 -00 45 33.1 – t I40
2011-02-15 08:06:48 C 11 07 18.83 -00 45 32.9 – t I40
2011-02-15 08:09:03 C 11 07 18.79 -00 45 32.8 – t I40
2011-02-16 03:01:10 C 11 06 59.90 -00 44 25.2 – u 958
2011-02-16 03:12:57 C 11 06 59.68 -00 44 25.6 – u 958
2011-02-16 03:24:25 C 11 06 59.51 -00 44 25.0 – u 958
2011-02-17 23:42:18 C 11 06 14.32 -00 41 37.2 – u 958
2011-02-17 23:53:28 C 11 06 14.26 -00 41 36.2 – u 958
2011-02-18 00:05:42 C 11 06 14.17 -00 41 36.5 – u 958
2011-02-21 14:35:49 C 11 04 43.52 -00 35 43.6 – u 900
2011-02-21 14:46:05 C 11 04 43.35 -00 35 43.0 – u 900
2011-02-22 11:36:48 C 11 04 21.01 -00 34 12.8 – v H15
2011-02-22 11:53:46 C 11 04 20.79 -00 34 09.6 – r E94
2011-02-22 12:12:52 C 11 04 20.54 -00 34 10.3 – u D95
2011-02-22 12:19:02 C 11 04 20.42 -00 34 09.9 – u D95
2011-02-22 12:22:07 C 11 04 20.33 -00 34 09.6 – u D95
2011-02-22 12:52:23 C 11 04 19.81 -00 34 07.4 – u 367
2011-02-22 12:56:33 C 11 04 19.74 -00 34 07.3 – u 367
2011-02-22 13:00:43 C 11 04 19.65 -00 34 06.7 – u 367
2011-02-22 14:19:20 C 11 04 18.21 -00 33 59.2 – u D90
2011-02-22 14:28:24 C 11 04 18.04 -00 33 58.7 – u D90
2011-02-22 14:59:40 C 11 04 17.41 -00 33 56.3 – r E94
2011-02-22 15:54:59 C 11 04 16.43 -00 33 52.0 – r E94
2011-02-22 22:26:58 C 11 04 09.52 -00 33 25.8 – o C10
2011-02-22 22:35:29 C 11 04 09.37 -00 33 25.1 – o C10
2011-02-22 22:46:12 C 11 04 09.17 -00 33 24.4 – o C10
2011-02-23 00:35:58 C 11 04 07.17 -00 33 15.9 – w J47
2011-02-23 00:45:23 C 11 04 06.99 -00 33 15.3 – w J47
2011-02-23 00:52:18 C 11 04 06.88 -00 33 14.9 – w J47