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
2013-01-30 04:55:45 C 14 10 23.72 -23 00 49.7 – w 213
2013-02-01 06:02:51 C 14 10 46.59 -23 06 14.9 – w I57
2013-02-01 06:08:07 C 14 10 46.62 -23 06 18.5 – w I57
2013-02-01 06:13:20 C 14 10 46.72 -23 06 17.7 – w I57
2013-02-07 05:06:19 C 14 11 38.12 -23 21 03.2 – u 958
2013-02-07 05:17:38 C 14 11 38.16 -23 21 03.4 – u 958
2013-02-07 05:25:11 C 14 11 38.12 -23 21 06.0 – u 958
2013-02-09 04:20:00 C 14 11 49.98 -23 25 32.8 – w J01
2013-02-09 04:26:11 C 14 11 49.99 -23 25 33.3 – w J01
2013-02-09 04:36:25 C 14 11 50.01 -23 25 34.5 – w J01
2013-02-09 17:17:37 C 14 11 52.79 -23 26 44.6 – u D95
2013-02-09 17:22:17 C 14 11 52.82 -23 26 44.4 – u D95
2013-02-12 04:59:55 C 14 12 03.16 -23 32 03.4 – u 958
2013-02-12 05:12:40 C 14 12 03.23 -23 32 05.1 – u 958
2013-02-12 05:25:19 C 14 12 03.25 -23 32 05.3 – u 958
2013-02-12 05:39:59 C 14 12 03.29 -23 32 07.1 – u 958
2013-02-15 03:22:52 C 14 12 10.17 -23 37 54.3 – w J24
2013-02-15 04:16:58 C 14 12 10.22 -23 37 58.8 – w J24
2013-02-16 17:28:42 C 14 12 11.52 -23 40 51.4 – u D95
2013-02-16 17:33:22 C 14 12 11.56 -23 40 52.2 – u D95
2013-02-17 04:36:21 C 14 12 11.52 -23 41 42.7 – u 958
2013-02-17 05:17:33 C 14 12 11.59 -23 41 46.4 – u 958
2013-02-18 03:39:46 C 14 12 11.32 -23 43 24.0 – u C10
2013-02-18 04:02:32 C 14 12 11.30 -23 43 26.1 – u C10
2013-02-19 17:38:30 – 14 12 09.46 -23 46 05.0 – m 372
2013-02-19 18:21:44 – 14 12 09.39 -23 46 06.9 – m 372
2013-02-20 03:38:01 C 14 12 08.68 -23 46 45.6 – u C23
2013-02-20 03:44:16 C 14 12 08.64 -23 46 45.1 – u C23
2013-02-20 03:48:25 C 14 12 08.58 -23 46 46.1 – u C23
2013-02-21 03:30:43 C 14 12 06.53 -23 48 21.1 – u 958
2013-02-21 04:08:13 C 14 12 06.38 -23 48 24.4 – u 958
2013-02-23 03:29:33 C 14 11 59.76 -23 51 21.0 – u C10
2013-02-23 04:03:00 C 14 11 59.68 -23 51 24.0 – u C10
2013-02-23 04:07:03 C 14 11 59.66 -23 51 23.3 – u 958
2013-02-23 04:25:40 C 14 11 59.62 -23 51 24.8 – u 958
2013-02-23 04:44:11 C 14 11 59.61 -23 51 25.5 – u 958
2013-02-23 18:43:43 C 14 11 57.19 -23 52 14.0 – q D90
2013-02-23 18:45:31 C 14 11 57.14 -23 52 14.2 – q D90
2013-02-23 18:50:56 C 14 11 57.08 -23 52 14.3 – q D90
2013-02-24 17:16:24 C 14 11 52.77 -23 53 32.8 – m 349
2013-02-24 17:33:26 C 14 11 52.70 -23 53 33.9 – m 349
2013-03-04 04:05:42 C 14 10 57.12 -24 01 51.4 – q C23
2013-03-04 04:11:56 C 14 10 57.02 -24 01 55.2 – q C23
2013-03-04 04:16:06 C 14 10 57.08 -24 01 54.4 – q C23
2013-03-08 01:11:15 C 14 10 13.84 -24 04 47.6 – w J38
2013-03-08 01:21:33 C 14 10 13.75 -24 04 48.7 – w J38
2013-03-08 01:24:08 C 14 10 13.75 -24 04 48.5 – w J38
2013-03-08 18:40:56 C 14 10 04.60 -24 05 13.1 – q D90
2013-03-08 19:05:07 C 14 10 04.37 -24 05 13.6 – q D90
2013-03-08 19:08:32 C 14 10 04.35 -24 05 13.8 – q D90