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
2020-12-08 08:21:07 C 04 27 25.506 -10 55 36.64 U F52
2020-12-08 08:38:41 C 04 27 25.731 -10 55 24.50 U F52
2020-12-08 08:56:16 C 04 27 25.953 -10 55 12.49 U F52
2020-12-08 14:32:48 C 04 27 31.90 -10 51 22.4 q Q11
2020-12-08 14:41:09 C 04 27 32.01 -10 51 16.6 q Q11
2020-12-08 14:57:51 C 04 27 32.23 -10 51 04.5 q Q11
2020-12-08 22:27:10 C 04 27 41.38 -10 45 47.4 V Z10
2020-12-08 22:32:45 C 04 27 41.46 -10 45 43.6 V Z10
2020-12-08 22:39:27 C 04 27 41.57 -10 45 38.7 V Z10
2020-12-09 10:00:17 C 04 27 54.29 -10 37 18.9 V T08
2020-12-09 10:14:25 C 04 27 54.48 -10 37 08.6 V T08
2020-12-09 10:19:04 C 04 27 54.54 -10 37 05.1 V T08
2020-12-09 10:39:00 C 04 27 54.80 -10 36 50.3 V T08
2020-12-09 12:35:03 C 04 27 57.84 -10 35 30.7 q D95
2020-12-09 12:45:35 C 04 27 57.99 -10 35 23.1 q D95
2020-12-09 12:50:50 C 04 27 58.06 -10 35 19.2 q D95
2020-12-09 13:57:27 C 04 27 59.07 -10 34 29.5 q Q23
2020-12-09 14:04:22 C 04 27 59.16 -10 34 24.3 q Q23
2020-12-09 14:18:10 C 04 27 59.36 -10 34 13.8 q Q23
2020-12-10 09:38:06 C 04 28 22.60 -10 19 28.0 V T05
2020-12-10 09:42:42 C 04 28 22.67 -10 19 24.6 V T05
2020-12-10 09:50:38 C 04 28 22.77 -10 19 17.4 V T05
2020-12-10 09:57:53 C 04 28 22.90 -10 19 11.5 V T05
2020-12-10 10:41:19 C 04 28 23.49 -10 18 37.6 V T05
2020-12-10 10:46:35 C 04 28 23.59 -10 18 33.4 V T05
2020-12-10 10:51:12 C 04 28 23.65 -10 18 29.8 V T05
2020-12-10 10:59:09 C 04 28 23.76 -10 18 23.5 V T05
2020-12-10 13:58:49 C 04 28 28.42 -10 16 04.4 V G26
2020-12-10 15:03:21 C 04 28 29.44 -10 15 18.0 V G26
2020-12-10 20:59:32 C 04 28 37.06 -10 10 36.4 v A77
2020-12-10 21:06:10 C 04 28 37.20 -10 10 31.4 q G20
2020-12-10 21:08:53 C 04 28 37.22 -10 10 28.5 v A77
2020-12-10 21:17:02 C 04 28 37.33 -10 10 22.3 v A77
2020-12-10 21:31:30 C 04 28 37.64 -10 10 11.4 q G20
2020-12-10 22:03:31 C 04 28 38.16 -10 09 46.3 q G20
2020-12-10 22:46:49 C 04 28 38.86 -10 09 10.8 V C35
2020-12-10 22:48:56 C 04 28 38.92 -10 09 09.4 V C35
2020-12-10 22:51:03 C 04 28 38.93 -10 09 07.3 V C35
2020-12-10 22:56:48 C 04 28 38.28 -10 09 06.5 Z D04
2020-12-10 23:15:12 C 04 28 38.59 -10 08 51.9 Z D04
2020-12-10 23:33:35 C 04 28 39.00 -10 08 35.2 Z D04
2020-12-11 09:30:33 C 04 28 52.29 -10 00 23.3 V T05
2020-12-11 09:43:25 C 04 28 52.454 -10 00 12.64 U F51
2020-12-11 09:45:04 C 04 28 52.50 -10 00 11.3 V T05
2020-12-11 09:50:21 C 04 28 52.58 -10 00 07.0 V T05
2020-12-11 09:56:30 C 04 28 52.69 -10 00 01.8 V T05
2020-12-11 09:57:49 C 04 28 52.69 -10 00 00.9 V T05
2020-12-11 10:01:32 C 04 28 52.735 -09 59 57.08 U F51
2020-12-11 10:01:48 C 04 28 52.77 -09 59 57.4 V T05
2020-12-11 10:11:01 C 04 28 52.91 -09 59 49.9 V T05