IAA RAS IAA Minor Planet Database

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
2020-12-15 05:40:28 C 04 30 59.95 -08 37 31.6 – V 703
2020-12-15 05:48:27 C 04 31 00.10 -08 37 24.0 – V 703
2020-12-15 05:56:04 C 04 31 00.25 -08 37 15.9 – V 703
2020-12-15 06:03:41 C 04 31 00.39 -08 37 08.7 – V 703
2020-12-15 09:46:04 C 04 31 05.67 -08 33 28.5 – V T05
2020-12-15 09:56:06 C 04 31 05.87 -08 33 18.5 – V T05
2020-12-15 10:01:22 C 04 31 05.98 -08 33 13.4 – V T05
2020-12-15 10:49:29 C 04 31 06.89 -08 32 25.7 – V T05
2020-12-15 20:21:36 C 04 31 22.74 -08 23 02.9 – V C35
2020-12-15 20:24:44 C 04 31 22.85 -08 22 59.3 – V C35
2020-12-15 20:27:50 C 04 31 22.90 -08 22 56.7 – V C35
2020-12-15 20:33:46 C 04 31 22.83 -08 22 51.9 – V G06
2020-12-15 20:37:02 C 04 31 23.04 -08 22 49.9 – V G06
2020-12-15 20:43:15 C 04 31 23.12 -08 22 42.7 – V G06
2020-12-15 20:46:21 C 04 31 23.25 -08 22 38.7 – V G06
2020-12-16 07:16:04 C 04 31 38.87 -08 11 57.5 – V 703
2020-12-16 07:23:42 C 04 31 39.01 -08 11 50.3 – V 703
2020-12-16 07:31:20 C 04 31 39.17 -08 11 42.3 – V 703
2020-12-16 07:38:57 C 04 31 39.31 -08 11 34.7 – V 703
2020-12-16 12:21:15 C 04 31 46.84 -08 06 19.6 – q E89
2020-12-16 12:24:47 C 04 31 46.91 -08 06 15.5 – q E89
2020-12-16 12:28:23 C 04 31 47.05 -08 06 12.9 – q E89
2020-12-16 12:32:00 C 04 31 47.07 -08 06 08.6 – q E89
2020-12-16 12:35:34 C 04 31 47.21 -08 06 05.3 – q E89
2020-12-16 20:42:55 C 04 32 01.50 -07 58 09.4 – V J38
2020-12-16 20:46:17 C 04 32 01.50 -07 58 05.9 – V J38
2020-12-16 20:49:39 C 04 32 01.52 -07 58 02.7 – V J38
2020-12-16 20:49:43 C 04 32 01.34 -07 58 00.3 – V L85
2020-12-16 22:12:35 C 04 32 03.12 -07 56 33.5 – V L85
2020-12-17 10:22:37 C 04 32 22.76 -07 43 38.4 – V T08
2020-12-17 10:28:44 C 04 32 22.90 -07 43 31.9 – V T08
2020-12-17 11:19:55 C 04 32 24.02 -07 42 37.0 – V T08
2020-12-17 20:20:57 C 04 32 40.54 -07 33 05.2 – V 204
2020-12-17 20:42:22 C 04 32 41.04 -07 32 40.7 – V 204
2020-12-17 21:04:05 C 04 32 41.55 -07 32 18.9 – V 204
2020-12-17 23:16:19 C 04 32 44.78 -07 29 54.9 – t B50
2020-12-17 23:17:53 C 04 32 44.85 -07 29 54.4 – t B50
2020-12-17 23:26:33 C 04 32 44.89 -07 29 44.5 – t B50
2020-12-18 11:31:36 C 04 33 06.81 -07 16 27.7 – m 349
2020-12-18 11:38:53 C 04 33 06.98 -07 16 19.7 – m 349
2020-12-18 11:45:51 C 04 33 07.15 -07 16 11.9 – m 349
2020-12-19 00:37:36 C 04 33 28.79 -07 01 53.7 – v A77
2020-12-19 00:39:36 C 04 33 28.84 -07 01 51.7 – v A77
2020-12-19 00:41:36 C 04 33 28.91 -07 01 49.3 – v A77
2020-12-19 04:58:49 C 04 33 36.76 -06 56 31.5 – V W88
2020-12-19 05:00:24 C 04 33 36.80 -06 56 29.7 – V W88
2020-12-19 05:02:05 C 04 33 36.86 -06 56 27.8 – V W88
2020-12-19 05:03:46 C 04 33 36.87 -06 56 25.8 – V W88
2020-12-19 05:05:27 C 04 33 36.92 -06 56 24.0 – V W88
2020-12-19 05:07:16 C 04 33 36.96 -06 56 21.9 – V W88