398P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2020-11-12 (JD 2459165.5)
Eccentricity (e)0.5825607645 ± 5.09e-07
Semi-major axis (a)3.1278926234 AU ± 4.95e-06
Inclination (i)11.01521221° ± 6.62e-06
Long. of Asc. Node (Ω)127.46446093° ± 3.80e-05
Arg. of Perihelion (ω)320.23114033° ± 7.64e-05
Mean Anomaly (M)352.02842712° ± 2.77e-05
Mean Motion (n)0.1781666114°/day ± 4.23e-07
Perihelion dist (q)1.30570511 AU ± 2.61e-06
Aphelion dist (Q)4.95008014 AU ± 8.00e-06
Orbital Period5.53204821 yr ± 1.31e-05
Orbit Solution
SourceJPL
Solution Date2025-09-10 22:25:49
RMS Residual0.605″
Uncertainty2
Orbit TypeJupiter-family Comet
MOID0.345999 AU
Observations Used1644
Oppositions
Arc Total2014-2025
First Observation Used
Last Observation Used2025-08-17
Observations (2560)
Date Type RA Dec Mag Band Observatory
2021-01-18 11:53:45 C 05 13 07.84 +10 30 44.5 q D88
2021-01-18 11:56:43 C 05 13 08.09 +10 30 49.4 q D88
2021-01-18 11:59:42 C 05 13 08.36 +10 30 53.4 q D88
2021-01-18 17:56:49 C 05 13 37.26 +10 39 37.5 V K83
2021-01-18 17:57:40 C 05 13 37.30 +10 39 39.0 V K83
2021-01-18 17:58:58 C 05 13 37.43 +10 39 40.6 V K83
2021-01-18 18:00:16 C 05 13 37.47 +10 39 42.6 V K83
2021-01-18 18:01:47 C 05 13 37.62 +10 39 44.3 V K83
2021-01-18 18:07:03 C 05 13 38.07 +10 39 53.1 q G20
2021-01-18 18:16:21 C 05 13 38.80 +10 40 06.2 q G20
2021-01-18 18:21:31 C 05 13 39.22 +10 40 13.4 q G20
2021-01-18 20:58:37 C 05 13 50.98 +10 44 05.5 V 130
2021-01-18 21:05:54 C 05 13 51.54 +10 44 16.3 V 130
2021-01-18 21:09:44 C 05 13 51.81 +10 44 21.9 V 130
2021-01-18 21:17:23 C 05 13 52.40 +10 44 32.7 V 130
2021-01-18 21:19:00 C 05 13 52.79 +10 44 36.0 V J38
2021-01-18 21:20:07 C 05 13 52.89 +10 44 37.7 V J38
2021-01-18 21:22:19 C 05 13 53.03 +10 44 41.1 V J38
2021-01-19 23:05:46 C 05 15 56.95 +11 22 16.5 V I81
2021-01-19 23:10:53 C 05 15 57.36 +11 22 23.9 V I81
2021-01-19 23:15:00 C 05 15 57.67 +11 22 29.9 V I81
2021-01-19 23:20:07 C 05 15 58.08 +11 22 37.5 V I81
2021-01-21 10:21:42 C 05 18 52.03 +12 13 13.9 q Q21
2021-01-21 10:29:15 C 05 18 52.62 +12 13 24.6 q Q21
2021-01-21 10:36:48 C 05 18 53.23 +12 13 35.8 q Q21
2021-01-21 10:44:23 C 05 18 53.80 +12 13 46.4 q Q21
2021-01-21 10:51:55 C 05 18 54.41 +12 13 57.3 q Q21
2021-01-21 10:59:28 C 05 18 55.05 +12 14 08.1 q Q21
2021-01-21 11:05:32 C 05 18 55.48 +12 14 16.7 q Q21
2021-01-22 10:36:07 C 05 20 54.38 +12 47 36.6 q D95
2021-01-22 10:37:09 C 05 20 54.45 +12 47 37.6 q D95
2021-01-22 10:43:26 C 05 20 54.94 +12 47 45.3 q D95
2021-01-22 21:33:42 C 05 21 49.91 +13 02 53.2 V I81
2021-01-22 21:39:48 C 05 21 50.43 +13 03 01.9 V I81
2021-01-22 21:45:57 C 05 21 50.94 +13 03 10.5 V I81
2021-01-22 21:52:06 C 05 21 51.44 +13 03 19.0 V I81
2021-01-23 23:39:47 C 05 24 04.56 +13 39 05.7 V I81
2021-01-23 23:45:52 C 05 24 05.00 +13 39 13.6 V I81
2021-01-23 23:51:56 C 05 24 05.58 +13 39 22.2 V I81
2021-01-23 23:58:05 C 05 24 06.03 +13 39 30.1 V I81
2021-01-28 00:21:08 C 05 32 43.25 +15 47 37.8 V J38
2021-01-28 00:24:32 C 05 32 43.58 +15 47 41.9 V J38
2021-01-28 00:25:37 C 05 32 43.69 +15 47 43.1 V J38
2021-01-29 18:14:03 C 05 36 37.77 +16 40 17.5 V K14
2021-01-29 18:19:05 C 05 36 38.21 +16 40 24.2 V K14
2021-01-30 00:53:02 C 05 37 13.87 +16 48 25.4 V 204
2021-01-30 01:25:09 C 05 37 16.86 +16 49 05.1 V 204
2021-01-30 08:28:41 C 05 37 57.20 +16 57 52.5 V T08
2021-01-30 08:32:42 C 05 37 57.56 +16 57 57.4 V T08
2021-01-30 08:42:04 C 05 37 58.40 +16 58 08.9 V T08