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
2002-08-04 23:11:55 C 20 50 03.67 -18 12 53.3 – – 442
2002-08-04 23:19:55 C 20 50 03.53 -18 12 54.0 – – 442
2002-08-04 23:25:21 C 20 50 03.11 -18 12 56.8 – – 458
2002-08-04 23:40:56 C 20 50 03.09 -18 12 55.3 – c 952
2002-08-05 12:59:11 C 20 49 46.79 -18 13 30.5 – – 340
2002-08-05 13:03:30 C 20 49 46.72 -18 13 30.6 – – 340
2002-08-05 13:05:51 C 20 49 46.64 -18 13 31.1 – – 340
2002-08-05 14:59:15 C 20 49 44.27 -18 13 35.4 – – 360
2002-08-05 15:04:12 C 20 49 44.16 -18 13 35.5 – – 360
2002-08-05 15:22:26 C 20 49 43.77 -18 13 36.2 – – 379
2002-08-05 15:27:50 C 20 49 43.68 -18 13 37.2 – – 349
2002-08-05 15:28:12 C 20 49 43.65 -18 13 37.4 – – 379
2002-08-05 15:29:31 C 20 49 43.63 -18 13 37.3 – – 349
2002-08-05 15:30:34 C 20 49 43.66 -18 13 37.1 – – 379
2002-08-05 15:31:02 C 20 49 43.60 -18 13 37.1 – – 349
2002-08-05 15:32:26 C 20 49 43.58 -18 13 37.5 – – 349
2002-08-05 15:34:06 C 20 49 43.54 -18 13 37.3 – – 379
2002-08-05 23:15:07 C 20 49 34.20 -18 13 58.9 – – 939
2002-08-05 23:23:28 C 20 49 34.02 -18 13 59.1 – – 939
2002-08-05 23:31:50 C 20 49 33.85 -18 13 59.4 – – 939
2002-08-06 02:05:33 C 20 49 30.72 -18 14 04.9 – m 859
2002-08-06 02:59:04 C 20 49 29.65 -18 14 06.9 – m 859
2002-08-06 03:18:56 C 20 49 29.20 -18 14 08.1 – m 859
2002-08-06 14:56:26 C 20 49 14.96 -18 14 39.3 – – 340
2002-08-06 15:04:39 C 20 49 14.79 -18 14 39.9 – – 340
2002-08-06 23:02:06 C 20 49 05.07 -18 15 00.7 – d 170
2002-08-06 23:29:22 C 20 49 04.51 -18 15 01.3 – c 613
2002-08-06 23:31:35 C 20 49 04.54 -18 15 01.1 – c 952
2002-08-06 23:35:51 C 20 49 04.36 -18 15 02.3 – c 613
2002-08-06 23:43:20 C 20 49 04.29 -18 15 03.4 – c 952
2002-08-06 23:50:15 C 20 49 04.08 -18 15 02.3 – c 613
2002-08-06 23:58:39 C 20 49 03.99 -18 15 04.2 – c 952
2002-08-07 00:01:43 C 20 49 03.86 -18 15 03.9 – – 620
2002-08-07 00:05:13 C 20 49 03.78 -18 15 04.0 – – 620
2002-08-07 00:07:31 C 20 49 03.75 -18 15 02.8 – c 952
2002-08-07 00:13:12 C 20 49 03.62 -18 15 04.2 – – 620
2002-08-07 00:15:41 C 20 49 03.58 -18 15 04.3 – – 620
2002-08-07 15:01:16 C 20 48 45.55 -18 15 42.0 – – 360
2002-08-07 15:03:33 C 20 48 45.49 -18 15 42.3 – – 349
2002-08-07 15:05:00 C 20 48 45.47 -18 15 42.2 – – 360
2002-08-07 15:05:55 C 20 48 45.47 -18 15 42.5 – – 349
2002-08-07 15:07:44 C 20 48 45.45 -18 15 42.5 – – 349
2002-08-07 15:08:59 C 20 48 45.40 -18 15 42.7 – – 349
2002-08-07 21:43:05 C 20 48 37.47 -18 16 00.3 – – 232
2002-08-07 21:49:44 C 20 48 37.23 -18 15 59.6 – c 213
2002-08-07 21:57:28 C 20 48 37.12 -18 16 00.3 – c 213
2002-08-07 21:58:41 C 20 48 37.03 -18 16 00.6 – c 213
2002-08-07 22:22:41 C 20 48 36.59 -18 16 01.7 – d 170
2002-08-08 06:54:00 C 20 48 26.34 -18 16 25.2 – m 644
2002-08-08 07:24:38 C 20 48 25.69 -18 16 26.5 – m 644