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
2007-12-30 20:01:20 C 06 05 08.91 +30 43 36.9 – r 170
2007-12-30 20:01:46 C 06 05 08.95 +30 43 37.2 – r J46
2007-12-30 20:03:48 C 06 05 08.85 +30 43 36.9 – r 170
2007-12-30 21:46:05 C 06 05 06.51 +30 43 34.2 – c 458
2007-12-30 21:50:42 C 06 05 06.38 +30 43 34.2 – c J36
2007-12-30 22:00:08 C 06 05 06.18 +30 43 33.7 – c 458
2007-12-30 22:06:23 C 06 05 06.04 +30 43 33.5 – c 458
2007-12-30 22:06:54 C 06 05 05.99 +30 43 33.7 – c J76
2007-12-30 22:09:37 C 06 05 05.93 +30 43 33.7 – c J76
2007-12-30 22:10:44 C 06 05 05.91 +30 43 33.6 – c J36
2007-12-30 22:11:47 C 06 05 05.88 +30 43 33.6 – c J76
2007-12-30 22:11:55 C 06 05 05.88 +30 43 33.5 – c J36
2007-12-30 23:19:28 C 06 05 04.27 +30 43 31.5 – c J38
2007-12-30 23:21:23 C 06 05 04.25 +30 43 31.1 – r A06
2007-12-30 23:22:36 C 06 05 04.20 +30 43 31.4 – c J38
2007-12-30 23:25:43 C 06 05 04.13 +30 43 31.3 – c J38
2007-12-30 23:40:37 C 06 05 03.80 +30 43 30.6 – r A06
2007-12-30 23:58:04 C 06 05 03.40 +30 43 30.0 – r A06
2007-12-31 01:03:05 C 06 05 01.89 +30 43 28.3 – c 945
2007-12-31 01:06:02 C 06 05 01.82 +30 43 28.2 – c 945
2007-12-31 01:09:01 C 06 05 01.75 +30 43 28.1 – c 945
2007-12-31 01:12:56 C 06 05 01.65 +30 43 28.1 – c 945
2007-12-31 01:15:04 C 06 05 01.61 +30 43 27.9 – c 945
2007-12-31 01:50:21 C 06 05 00.76 +30 43 26.3 – r 204
2007-12-31 03:09:52 C 06 04 58.92 +30 43 23.7 – r 204
2007-12-31 03:14:05 C 06 04 58.82 +30 43 23.6 – r 204
2007-12-31 06:20:26 C 06 04 54.60 +30 43 18.9 – o H47
2007-12-31 06:43:34 C 06 04 54.09 +30 43 18.0 – o H47
2007-12-31 09:02:59 C 06 04 50.85 +30 43 13.2 – r H45
2007-12-31 09:06:01 C 06 04 50.78 +30 43 13.2 – r H45
2007-12-31 09:08:13 C 06 04 50.72 +30 43 13.1 – r H45
2007-12-31 09:11:06 C 06 04 50.66 +30 43 13.0 – r H45
2007-12-31 09:13:32 C 06 04 50.60 +30 43 12.9 – r H45
2007-12-31 18:43:12 C 06 04 37.75 +30 42 54.7 – r 235
2007-12-31 20:01:23 C 06 04 35.94 +30 42 52.5 – d A77
2007-12-31 20:05:00 C 06 04 35.86 +30 42 52.3 – d A77
2007-12-31 20:08:38 C 06 04 35.77 +30 42 52.2 – d A77
2007-12-31 21:49:20 C 06 04 33.45 +30 42 49.7 – c J40
2007-12-31 21:51:15 C 06 04 33.40 +30 42 49.7 – c J40
2007-12-31 21:53:10 C 06 04 33.36 +30 42 49.6 – c J40
2008-01-01 03:15:14 C 06 04 25.90 +30 42 38.9 – c 213
2008-01-01 03:17:47 C 06 04 25.85 +30 42 38.8 – c 213
2008-01-01 03:20:20 C 06 04 25.77 +30 42 38.8 – c 213
2008-01-01 06:04:56 C 06 04 22.12 +30 42 34.0 – o H47
2008-01-01 06:24:49 C 06 04 21.67 +30 42 32.9 – o H47
2008-01-01 07:01:19 C 06 04 20.78 +30 42 31.6 – r H45
2008-01-01 07:02:11 C 06 04 20.75 +30 42 31.6 – r H45
2008-01-01 07:04:01 C 06 04 20.71 +30 42 31.5 – r H45
2008-01-01 07:07:01 C 06 04 20.65 +30 42 31.5 – r H45
2008-01-01 07:08:53 C 06 04 20.60 +30 42 31.3 – r H45