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
2008-11-23 00:09:48 C 08 20 48.78 +22 55 44.8 – c 939
2008-11-23 00:20:28 C 08 20 48.73 +22 55 44.7 – c 939
2008-11-23 00:31:09 C 08 20 48.69 +22 55 44.6 – c 939
2008-11-23 01:40:59 C 08 20 48.48 +22 55 44.9 – c J40
2008-11-23 01:52:32 C 08 20 48.42 +22 55 44.8 – c J40
2008-11-23 01:58:41 C 08 20 48.40 +22 55 44.5 – r J53
2008-11-23 02:05:03 C 08 20 48.39 +22 55 44.7 – c J40
2008-11-23 02:11:21 C 08 20 48.34 +22 55 44.5 – r J53
2008-11-23 02:22:47 C 08 20 48.29 +22 55 44.5 – r J53
2008-11-23 03:39:48 C 08 20 48.01 +22 55 45.8 – d A77
2008-11-23 05:56:15 C 08 20 47.43 +22 55 46.0 – c 442
2008-11-23 09:42:23 C 08 20 46.68 +22 55 47.6 – w 850
2008-11-23 10:25:22 C 08 20 46.51 +22 55 47.8 – w 850
2008-11-23 11:08:29 C 08 20 46.33 +22 55 48.1 – w 850
2008-11-24 00:21:35 C 08 20 43.34 +22 55 51.6 – o 629
2008-11-24 00:32:23 C 08 20 43.30 +22 55 51.8 – o 629
2008-11-24 04:26:46 C 08 20 42.30 +22 55 53.5 – c 442
2008-11-24 04:29:21 C 08 20 42.31 +22 55 54.5 – c 442
2008-11-24 15:45:59 – 08 20 39.62 +22 55 58.3 – m 372
2008-11-25 04:29:14 C 08 20 36.11 +22 56 03.8 – c 442
2008-11-25 04:31:39 C 08 20 36.13 +22 56 03.2 – c 442
2008-11-26 00:50:38 C 08 20 30.31 +22 56 14.2 – c J40
2008-11-26 01:25:01 C 08 20 30.10 +22 56 15.0 – c J40
2008-11-26 02:13:00 C 08 20 29.90 +22 56 15.1 – c J40
2008-11-26 04:25:41 C 08 20 29.13 +22 56 16.7 – c 442
2008-11-26 04:26:52 C 08 20 29.13 +22 56 16.5 – c 442
2008-11-26 04:28:37 C 08 20 29.14 +22 56 16.1 – c 442
2008-11-27 01:06:52 C 08 20 22.67 +22 56 28.7 – c J38
2008-11-27 01:15:10 C 08 20 22.64 +22 56 28.8 – c J38
2008-11-27 01:19:19 C 08 20 22.63 +22 56 29.1 – c J38
2008-11-27 04:12:54 C 08 20 21.58 +22 56 30.3 – c 442
2008-11-27 04:18:38 C 08 20 21.56 +22 56 30.0 – c 442
2008-11-27 04:22:28 C 08 20 21.52 +22 56 30.0 – c 442
2008-11-28 00:07:36 C 08 20 14.74 +22 56 43.6 – c J40
2008-11-28 00:25:21 C 08 20 14.61 +22 56 43.2 – c J40
2008-11-28 00:41:20 C 08 20 14.48 +22 56 42.6 – c J40
2008-11-29 02:32:00 C 08 20 04.78 +22 57 02.5 – w J47
2008-11-29 02:38:53 C 08 20 04.74 +22 57 02.6 – w J47
2008-11-29 02:44:02 C 08 20 04.72 +22 57 02.8 – w J47
2008-11-29 22:34:45 C 08 19 56.74 +22 57 18.7 – c 213
2008-11-29 22:39:49 C 08 19 56.71 +22 57 19.2 – c 213
2008-11-29 22:44:51 C 08 19 56.65 +22 57 19.0 – c 213
2008-11-29 23:04:23 C 08 19 56.56 +22 57 19.4 – c 939
2008-11-29 23:15:06 C 08 19 56.46 +22 57 20.0 – c 939
2008-11-29 23:25:48 C 08 19 56.38 +22 57 20.3 – c 939
2008-11-29 23:38:04 C 08 19 56.29 +22 57 20.1 – c B70
2008-11-30 00:36:04 C 08 19 55.88 +22 57 20.9 – c B70
2008-11-30 03:26:40 C 08 19 54.57 +22 57 23.1 – r B19
2008-11-30 03:29:45 C 08 19 54.59 +22 57 22.9 – r B19
2008-11-30 03:33:44 C 08 19 54.55 +22 57 23.8 – r B19