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
2012-03-18 06:22:20 C 12 26 47.89 -13 00 59.4 – u 808
2012-03-18 06:40:00 C 12 26 47.56 -13 00 58.0 – u 808
2012-03-18 06:58:59 C 12 26 47.25 -13 00 56.6 – u 808
2012-03-18 07:23:48 C 12 26 46.86 -13 00 56.6 – c 704
2012-03-18 07:34:59 C 12 26 46.54 -13 00 53.9 – u 808
2012-03-18 07:39:33 C 12 26 46.61 -13 00 54.4 – c 704
2012-03-18 07:55:07 C 12 26 46.32 -13 00 51.1 – c 704
2012-03-18 08:10:52 C 12 26 45.96 -13 00 52.1 – c 704
2012-03-19 03:22:55 C 12 26 25.41 -12 59 20.7 – o I47
2012-03-19 03:29:05 C 12 26 25.20 -12 59 19.0 – o I47
2012-03-19 03:35:15 C 12 26 25.09 -12 59 19.4 – o I47
2012-03-19 03:39:22 C 12 26 25.00 -12 59 19.2 – o I47
2012-03-19 23:30:12 C 12 26 03.44 -12 57 45.6 – o C10
2012-03-19 23:44:39 C 12 26 03.19 -12 57 44.6 – u C23
2012-03-19 23:46:07 C 12 26 03.14 -12 57 44.3 – o C10
2012-03-19 23:59:12 C 12 26 02.86 -12 57 43.0 – u C23
2012-03-20 00:01:42 C 12 26 02.85 -12 57 42.8 – o C10
2012-03-20 00:14:44 C 12 26 02.61 -12 57 41.7 – u 958
2012-03-20 00:16:13 C 12 26 02.53 -12 57 41.9 – u C23
2012-03-20 00:32:41 C 12 26 02.29 -12 57 40.3 – u 958
2012-03-20 00:50:28 C 12 26 01.98 -12 57 39.2 – u 958
2012-03-20 01:28:56 C 12 26 01.25 -12 57 35.6 – u 958
2012-03-20 01:51:21 C 12 26 00.99 -12 57 31.3 – u 958
2012-03-20 10:45:29 C 12 25 51.22 -12 56 48.1 – u D90
2012-03-20 10:54:26 C 12 25 51.06 -12 56 47.3 – u D90
2012-03-20 11:03:23 C 12 25 50.90 -12 56 46.6 – u D90
2012-03-20 22:15:03 C 12 25 38.63 -12 55 53.5 – u C47
2012-03-20 22:21:14 C 12 25 38.45 -12 55 52.9 – u C47
2012-03-20 22:27:27 C 12 25 38.42 -12 55 52.2 – u C47
2012-03-20 22:32:37 C 12 25 38.32 -12 55 51.2 – u C47
2012-03-20 23:09:56 C 12 25 37.65 -12 55 48.5 – w J38
2012-03-20 23:20:49 C 12 25 37.44 -12 55 47.9 – w J38
2012-03-20 23:24:25 C 12 25 37.37 -12 55 48.2 – w J38
2012-03-20 23:37:26 C 12 25 37.15 -12 55 46.5 – o 246
2012-03-20 23:38:31 C 12 25 37.12 -12 55 46.5 – o 246
2012-03-20 23:41:19 C 12 25 37.06 -12 55 46.2 – o 246
2012-03-20 23:43:47 C 12 25 37.03 -12 55 46.2 – o 246
2012-03-20 23:44:46 C 12 25 36.99 -12 55 46.0 – o 246
2012-03-20 23:45:48 C 12 25 36.97 -12 55 46.0 – o 246
2012-03-21 01:03:46 C 12 25 35.54 -12 55 39.5 – o C10
2012-03-21 01:20:32 C 12 25 35.24 -12 55 38.0 – o C10
2012-03-21 01:35:48 C 12 25 34.92 -12 55 36.6 – o C10
2012-03-21 02:49:49 C 12 25 33.64 -12 55 28.8 – o I47
2012-03-21 02:53:56 C 12 25 33.49 -12 55 28.2 – o I47
2012-03-21 23:38:13 C 12 25 10.83 -12 53 45.0 – o C10
2012-03-21 23:51:31 C 12 25 10.63 -12 53 43.8 – c B51
2012-03-21 23:54:00 C 12 25 10.52 -12 53 43.4 – o C10
2012-03-22 00:02:27 C 12 25 10.41 -12 53 42.7 – c B51
2012-03-22 00:09:53 C 12 25 10.29 -12 53 42.4 – o C10
2012-03-22 00:16:26 C 12 25 10.19 -12 53 41.6 – c B51