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
2009-01-21 01:05:30 C 07 59 04.13 +23 35 10.2 – w J47
2009-01-21 01:06:32 C 07 59 04.10 +23 35 10.2 – w J47
2009-01-21 01:06:46 C 07 59 03.86 +23 35 11.6 – o A32
2009-01-21 06:11:06 C 07 58 57.51 +23 35 19.5 – r H10
2009-01-21 06:17:07 C 07 58 57.43 +23 35 20.2 – r H10
2009-01-21 06:23:11 C 07 58 57.24 +23 35 19.6 – r H10
2009-01-21 06:29:23 C 07 58 57.11 +23 35 19.7 – r H10
2009-01-21 06:35:20 C 07 58 56.98 +23 35 20.1 – r H10
2009-01-21 07:30:32 C 07 58 55.76 +23 35 20.6 – r H45
2009-01-21 07:32:25 C 07 58 55.71 +23 35 20.7 – r H45
2009-01-21 07:34:19 C 07 58 55.67 +23 35 20.9 – r H45
2009-01-21 07:40:20 C 07 58 55.53 +23 35 21.0 – r H45
2009-01-21 07:45:01 C 07 58 55.43 +23 35 21.0 – r H45
2009-01-21 19:31:02 C 07 58 40.26 +23 35 40.6 – c 442
2009-01-21 19:36:10 C 07 58 40.15 +23 35 41.8 – c 442
2009-01-21 21:29:30 C 07 58 37.65 +23 35 43.2 – w 213
2009-01-21 21:37:48 C 07 58 37.47 +23 35 43.4 – w 213
2009-01-21 21:50:17 C 07 58 37.21 +23 35 43.8 – w 213
2009-01-21 22:20:03 C 07 58 36.59 +23 35 44.9 – w J47
2009-01-21 22:48:54 C 07 58 35.95 +23 35 45.8 – w J47
2009-01-21 23:13:15 C 07 58 35.41 +23 35 46.4 – w J47
2009-01-22 00:02:57 C 07 58 34.29 +23 35 49.7 – c J24
2009-01-22 00:15:21 C 07 58 33.96 +23 35 49.7 – c J24
2009-01-22 00:27:44 C 07 58 33.75 +23 35 50.1 – c J24
2009-01-22 01:37:37 C 07 58 32.21 +23 35 50.1 – v 204
2009-01-22 03:09:05 C 07 58 30.22 +23 35 52.1 – v 204
2009-01-22 08:00:35 C 07 58 23.91 +23 36 00.0 – r H45
2009-01-22 08:02:22 C 07 58 23.87 +23 36 00.0 – r H45
2009-01-22 08:03:31 C 07 58 23.85 +23 36 00.0 – r H45
2009-01-22 08:07:23 C 07 58 23.75 +23 36 00.1 – r H45
2009-01-22 08:10:20 C 07 58 23.70 +23 36 00.2 – r H45
2009-01-22 08:11:36 C 07 58 23.67 +23 36 00.2 – r H45
2009-01-22 22:20:12 C 07 58 05.41 +23 36 23.0 – r 473
2009-01-22 22:30:28 C 07 58 05.18 +23 36 23.1 – r 473
2009-01-22 22:47:04 C 07 58 04.70 +23 36 23.2 – r 473
2009-01-22 23:01:09 C 07 58 04.51 +23 36 24.5 – w J51
2009-01-22 23:06:33 C 07 58 04.40 +23 36 24.1 – r 473
2009-01-22 23:10:22 C 07 58 04.38 +23 36 24.8 – w J51
2009-01-22 23:19:35 C 07 58 04.27 +23 36 24.9 – w J51
2009-01-23 03:22:27 C 07 57 58.36 +23 36 32.3 – r 235
2009-01-23 04:22:41 C 07 57 57.45 +23 36 32.2 – w J24
2009-01-23 04:35:05 C 07 57 57.16 +23 36 32.4 – w J24
2009-01-23 04:43:22 C 07 57 57.02 +23 36 32.4 – w J24
2009-01-23 05:46:33 C 07 57 55.76 +23 36 34.4 – o H47
2009-01-23 06:22:54 C 07 57 54.96 +23 36 35.5 – o H47
2009-01-23 06:47:18 C 07 57 54.42 +23 36 36.5 – o H47
2009-01-23 07:13:15 C 07 57 53.90 +23 36 39.6 – o H47
2009-01-23 19:01:52 C 07 57 38.68 +23 36 55.3 – c 442
2009-01-23 19:07:30 C 07 57 38.61 +23 36 55.1 – c 442
2009-01-23 21:03:52 C 07 57 36.02 +23 36 57.0 – w B20