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
2005-08-09 02:36:40 C 02 19 53.31 +24 00 30.9 – o A11
2005-08-09 02:45:42 C 02 19 53.39 +24 00 32.3 – o A11
2005-08-11 01:36:40 C 02 20 13.44 +24 05 44.6 – r 232
2005-08-11 01:41:01 C 02 20 13.44 +24 05 44.9 – r 232
2005-08-11 01:45:06 C 02 20 13.50 +24 05 45.5 – r 232
2005-08-12 00:10:48 C 02 20 22.25 +24 08 10.3 – r A01
2005-08-12 00:38:21 C 02 20 22.35 +24 08 14.4 – c 213
2005-08-12 00:43:39 C 02 20 22.46 +24 08 15.7 – c 213
2005-08-12 00:48:56 C 02 20 22.38 +24 08 15.3 – c 213
2005-08-12 01:50:45 C 02 20 22.80 +24 08 22.5 – r 232
2005-08-12 02:03:36 C 02 20 22.84 +24 08 23.8 – r 232
2005-08-12 02:07:09 C 02 20 22.87 +24 08 24.1 – r 232
2005-08-13 01:30:00 C 02 20 31.25 +24 10 53.3 – r A33
2005-08-13 01:55:50 C 02 20 31.39 +24 10 56.1 – r 232
2005-08-13 03:19:16 C 02 20 31.86 +24 11 04.9 – r A02
2005-08-13 03:23:22 C 02 20 31.87 +24 11 05.1 – r A02
2005-08-13 03:27:29 C 02 20 31.89 +24 11 05.6 – r A02
2005-08-14 00:48:23 C 02 20 38.97 +24 13 18.7 – r 232
2005-08-14 00:58:24 C 02 20 39.05 +24 13 20.3 – r J97
2005-08-15 00:10:45 C 02 20 46.06 +24 15 42.8 – r J97
2005-08-16 01:30:50 C 02 20 53.01 +24 18 14.6 – c 939
2005-08-16 01:36:09 C 02 20 53.04 +24 18 14.7 – c 939
2005-08-16 01:41:27 C 02 20 53.06 +24 18 15.1 – c 939
2005-08-17 23:51:35 C 02 21 03.76 +24 22 44.2 – o A32
2005-08-17 23:58:03 C 02 21 03.79 +24 22 44.8 – o A32
2005-08-18 21:40:39 C 02 21 07.95 +24 24 46.3 – d 048
2005-08-18 21:43:56 C 02 21 08.02 +24 24 47.4 – d 048
2005-08-18 21:46:08 C 02 21 07.99 +24 24 47.0 – d 048
2005-08-18 21:48:18 C 02 21 08.06 +24 24 47.3 – d 048
2005-08-18 21:49:24 C 02 21 08.07 +24 24 46.9 – d 048
2005-08-18 23:03:50 C 02 21 08.16 +24 24 55.8 – c 442
2005-08-18 23:06:18 C 02 21 08.37 +24 24 54.7 – c 442
2005-08-18 23:13:26 C 02 21 08.28 +24 24 55.5 – c 442
2005-08-18 23:17:25 C 02 21 08.27 +24 24 55.8 – c 442
2005-08-18 23:23:02 C 02 21 08.27 +24 24 56.3 – c 442
2005-08-18 23:31:56 C 02 21 08.28 +24 24 57.1 – o A32
2005-08-18 23:41:38 C 02 21 08.30 +24 24 58.0 – o A32
2005-08-19 10:46:23 C 02 21 10.20 +24 25 59.4 – o H47
2005-08-21 01:10:20 C 02 21 15.48 +24 29 26.2 – c 939
2005-08-21 01:13:17 C 02 21 15.57 +24 29 26.1 – r 232
2005-08-21 01:14:51 C 02 21 15.58 +24 29 26.7 – r 232
2005-08-21 01:17:00 C 02 21 15.56 +24 29 27.0 – c 939
2005-08-21 01:21:06 C 02 21 15.62 +24 29 26.1 – r 232
2005-08-21 01:23:40 C 02 21 15.62 +24 29 27.4 – c 939
2005-08-21 23:54:55 C 02 21 17.80 +24 31 24.9 – c 945
2005-08-22 00:00:17 C 02 21 17.94 +24 31 24.7 – c 945
2005-08-22 00:01:21 C 02 21 17.98 +24 31 25.4 – c 945
2005-08-22 00:07:45 C 02 21 17.93 +24 31 23.7 – c 945
2005-08-25 23:58:01 C 02 21 20.91 +24 39 12.5 – c 213
2005-08-26 00:03:19 C 02 21 20.91 +24 39 12.8 – c 213