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
2017-09-07 20:50:46 C 21 10 56.26 -14 34 54.8 – q A77
2017-09-07 20:51:35 C 21 10 56.35 -14 34 56.8 – q G40
2017-09-07 21:24:00 C 21 10 55.73 -14 34 57.3 – q A77
2017-09-07 21:27:31 C 21 10 55.61 -14 34 56.3 – q 585
2017-09-07 21:28:32 C 21 10 55.62 -14 34 56.3 – q 585
2017-09-07 21:29:33 C 21 10 55.59 -14 34 56.6 – q 585
2017-09-07 21:30:35 C 21 10 55.55 -14 34 56.6 – q 585
2017-09-07 21:32:36 C 21 10 55.54 -14 34 56.6 – q 585
2017-09-07 21:33:38 C 21 10 55.53 -14 34 56.6 – q 585
2017-09-07 21:34:39 C 21 10 55.52 -14 34 56.6 – q 585
2017-09-07 21:35:40 C 21 10 55.49 -14 34 56.8 – q 585
2017-09-07 21:36:42 C 21 10 55.48 -14 34 56.8 – q 585
2017-09-07 21:37:43 C 21 10 55.45 -14 34 57.0 – q 585
2017-09-07 21:38:44 C 21 10 55.46 -14 34 56.8 – q 585
2017-09-07 21:54:08 C 21 10 55.28 -14 34 58.1 – q A77
2017-09-07 22:27:22 C 21 10 54.74 -14 34 58.4 – q A77
2017-09-07 22:57:32 C 21 10 54.31 -14 35 00.5 – q A77
2017-09-07 23:28:44 C 21 10 53.83 -14 35 01.9 – q A77
2017-09-08 09:34:32 C 21 10 44.70 -14 35 23.6 – v Q62
2017-09-08 10:37:07 C 21 10 43.75 -14 35 25.8 – v Q62
2017-09-08 10:40:26 C 21 10 43.75 -14 35 27.3 – u D81
2017-09-08 10:42:53 C 21 10 43.73 -14 35 27.4 – u D81
2017-09-08 10:45:16 C 21 10 43.65 -14 35 27.2 – u D81
2017-09-08 10:50:09 C 21 10 43.63 -14 35 27.2 – u D81
2017-09-08 20:14:23 C 21 10 35.20 -14 35 49.2 – q A77
2017-09-08 21:14:43 C 21 10 34.18 -14 35 51.2 – q 585
2017-09-08 21:17:57 C 21 10 34.19 -14 35 52.2 – q A77
2017-09-08 21:18:56 C 21 10 34.14 -14 35 51.5 – q 585
2017-09-08 21:22:05 C 21 10 34.08 -14 35 51.6 – q 585
2017-09-08 21:25:13 C 21 10 33.99 -14 35 52.0 – q 585
2017-09-08 21:29:26 C 21 10 33.91 -14 35 51.6 – q 585
2017-09-08 21:32:35 C 21 10 33.91 -14 35 52.0 – q 585
2017-09-08 21:35:43 C 21 10 33.88 -14 35 52.4 – q 585
2017-09-08 21:38:52 C 21 10 33.82 -14 35 52.4 – q 585
2017-09-08 21:43:05 C 21 10 33.73 -14 35 52.3 – q 585
2017-09-08 21:46:14 C 21 10 33.67 -14 35 52.7 – q 585
2017-09-08 21:49:22 C 21 10 33.62 -14 35 52.7 – q 585
2017-09-08 21:53:35 C 21 10 33.55 -14 35 52.9 – q 585
2017-09-08 21:56:44 C 21 10 33.53 -14 35 53.3 – q 585
2017-09-08 21:59:53 C 21 10 33.44 -14 35 53.4 – q 585
2017-09-08 22:03:01 C 21 10 33.38 -14 35 53.8 – q 585
2017-09-08 22:21:31 C 21 10 33.22 -14 35 55.4 – q A77
2017-09-08 23:11:16 C 21 10 32.42 -14 35 56.1 – q J22
2017-09-08 23:18:50 C 21 10 32.33 -14 35 56.9 – q A77
2017-09-08 23:22:43 C 21 10 32.28 -14 35 56.2 – q J22
2017-09-08 23:41:03 C 21 10 32.15 -14 35 55.4 – q W96
2017-09-08 23:50:47 C 21 10 31.79 -14 35 57.0 – U G40
2017-09-09 00:16:42 C 21 10 31.60 -14 35 56.7 – q W96
2017-09-09 00:50:33 C 21 10 30.89 -14 35 59.1 – U G40
2017-09-09 00:53:17 C 21 10 31.05 -14 35 57.8 – q W96