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
2003-10-12 22:59:20 C 22 17 08.82 -05 03 45.8 – d A46
2003-10-12 23:02:35 C 22 17 08.72 -05 03 44.9 – d A46
2003-10-12 23:10:41 C 22 17 08.76 -05 03 45.9 – d A46
2003-10-12 23:17:11 C 22 17 08.66 -05 03 47.6 – d A46
2003-10-12 23:18:48 C 22 17 08.66 -05 03 48.4 – d A46
2003-10-14 20:38:24 C 22 16 46.05 -05 05 57.3 – c A32
2003-10-14 21:34:17 C 22 16 45.59 -05 06 00.1 – c A32
2003-10-15 11:43:53 C 22 16 39.11 -05 06 38.5 – m 340
2003-10-15 11:51:27 C 22 16 39.04 -05 06 39.0 – m 340
2003-10-15 12:04:08 C 22 16 38.95 -05 06 39.7 – m 340
2003-10-15 18:24:47 C 22 16 36.06 -05 06 57.2 – c 235
2003-10-15 18:51:00 C 22 16 35.88 -05 06 57.9 – c A32
2003-10-15 19:26:59 C 22 16 35.62 -05 06 59.6 – c A32
2003-10-15 19:41:17 C 22 16 35.51 -05 07 00.1 – c A18
2003-10-15 19:47:04 C 22 16 35.65 -05 06 59.4 – c A18
2003-10-16 20:07:41 C 22 16 24.90 -05 08 02.9 – c A18
2003-10-17 11:16:54 C 22 16 18.59 -05 08 41.0 – – 360
2003-10-17 11:20:15 C 22 16 18.55 -05 08 41.2 – – 360
2003-10-17 20:52:48 C 22 16 14.81 -05 09 04.4 – c A41
2003-10-17 21:08:28 C 22 16 14.65 -05 09 05.5 – c A41
2003-10-17 21:23:56 C 22 16 14.55 -05 09 06.0 – c A41
2003-10-17 21:43:50 C 22 16 14.47 -05 09 06.5 – r 967
2003-10-17 21:51:46 C 22 16 14.36 -05 09 07.4 – r 967
2003-10-17 22:07:02 C 22 16 14.27 -05 09 08.4 – r 967
2003-10-17 22:33:27 C 22 16 14.15 -05 09 09.3 – r 967
2003-10-18 01:49:50 C 22 16 12.90 -05 09 16.5 – c H41
2003-10-18 01:56:08 C 22 16 12.82 -05 09 16.0 – c H41
2003-10-19 11:31:23 C 22 16 00.38 -05 10 33.2 – – 360
2003-10-19 11:34:42 C 22 16 00.36 -05 10 33.5 – – 360
2003-10-19 19:26:56 C 22 15 57.66 -05 10 51.4 – r 213
2003-10-19 19:28:11 C 22 15 57.69 -05 10 51.3 – r 213
2003-10-19 19:29:40 C 22 15 57.66 -05 10 51.8 – r 213
2003-10-20 03:05:48 C 22 15 55.12 -05 11 07.2 – c H41
2003-10-20 03:10:07 C 22 15 55.09 -05 11 08.0 – c H41
2003-10-20 03:31:27 C 22 15 54.93 -05 11 08.5 – c H41
2003-10-20 18:52:25 C 22 15 49.95 -05 11 40.4 – c 442
2003-10-20 18:55:22 C 22 15 49.97 -05 11 40.4 – c 442
2003-10-20 18:56:34 C 22 15 49.93 -05 11 40.4 – c 442
2003-10-20 20:25:09 C 22 15 49.45 -05 11 43.9 – r 213
2003-10-20 20:26:23 C 22 15 49.44 -05 11 44.0 – r 213
2003-10-20 20:27:37 C 22 15 49.45 -05 11 44.3 – r 213
2003-10-22 01:54:28 C 22 15 40.71 -05 12 41.8 – r 750
2003-10-22 02:27:43 C 22 15 40.53 -05 12 42.9 – r 750
2003-10-22 02:33:25 C 22 15 40.52 -05 12 43.0 – r 750
2003-10-22 02:39:07 C 22 15 40.48 -05 12 43.2 – r 750
2003-10-22 02:44:49 C 22 15 40.44 -05 12 43.5 – r 750
2003-10-22 02:50:29 C 22 15 40.42 -05 12 43.6 – r 750
2003-10-22 02:56:11 C 22 15 40.39 -05 12 43.8 – r 750
2003-10-22 03:28:39 C 22 15 40.23 -05 12 44.8 – r 750
2003-10-22 18:47:07 C 22 15 36.26 -05 13 10.8 – c 442