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
2020-08-23 12:30:42 C 02 39 39.63 +00 17 17.2 – V T08
2020-08-23 12:31:22 C 02 39 39.94 +00 17 17.6 – V T08
2020-08-23 12:48:04 C 02 39 41.02 +00 17 15.0 – V T08
2020-08-23 12:48:44 C 02 39 40.95 +00 17 15.0 – V T08
2020-08-23 12:53:26 C 02 39 41.39 +00 17 14.7 – V T08
2020-08-23 12:54:06 C 02 39 41.41 +00 17 16.2 – V T08
2020-08-23 12:58:05 C 02 39 41.64 +00 17 14.6 – V T08
2020-08-23 13:02:09 C 02 39 41.91 +00 17 13.8 – V T08
2020-08-23 13:11:23 C 02 39 42.61 +00 17 13.9 – V T08
2020-08-23 13:12:03 C 02 39 42.53 +00 17 11.8 – V T08
2020-08-25 02:57:58 C 02 42 16.30 +00 11 57.8 – V G40
2020-08-25 03:26:43 C 02 42 18.18 +00 11 53.8 – V G40
2020-08-25 03:47:26 C 02 42 19.58 +00 11 51.1 – V G40
2020-08-25 03:57:31 C 02 42 20.23 +00 11 49.5 – V G40
2020-08-25 04:18:02 C 02 42 21.55 +00 11 46.5 – V G40
2020-08-25 13:30:33 C 02 42 58.93 +00 10 26.2 – V T05
2020-08-25 13:33:12 C 02 42 59.17 +00 10 25.4 – V T05
2020-08-25 13:39:07 C 02 42 59.53 +00 10 25.1 – V T05
2020-08-25 13:47:47 C 02 42 59.91 +00 10 22.4 – V T05
2020-08-27 02:19:01 C 02 45 28.15 +00 04 39.5 – q 215
2020-08-27 02:20:53 C 02 45 28.27 +00 04 39.3 – q 215
2020-08-27 02:22:44 C 02 45 28.38 +00 04 39.5 – q 215
2020-08-27 03:31:54 C 02 45 33.02 +00 04 28.1 – t A77
2020-08-27 03:38:38 C 02 45 33.42 +00 04 26.8 – t A77
2020-08-27 03:45:23 C 02 45 33.87 +00 04 26.6 – t A77
2020-08-27 13:22:24 C 02 46 12.85 +00 02 53.4 – V T08
2020-08-27 13:26:24 C 02 46 13.03 +00 02 52.5 – V T08
2020-08-27 13:31:02 C 02 46 13.39 +00 02 52.3 – V T08
2020-08-27 13:45:40 C 02 46 14.34 +00 02 49.5 – V T08
2020-08-29 10:32:31 C 02 49 15.00 -00 05 00.6 – V 703
2020-08-29 10:40:16 C 02 49 15.45 -00 05 04.5 – V 703
2020-08-29 10:48:00 C 02 49 15.99 -00 05 05.3 – V 703
2020-08-29 10:55:46 C 02 49 16.49 -00 05 07.7 – V 703
2020-08-29 13:35:02 C 02 49 27.38 -00 05 33.8 – V T05
2020-08-29 13:37:40 C 02 49 27.49 -00 05 34.5 – V T05
2020-08-29 13:42:17 C 02 49 27.79 -00 05 35.4 – V T05
2020-08-29 13:56:42 C 02 49 28.81 -00 05 37.8 – V T05
2020-08-31 13:36:44 C 02 52 40.24 -00 14 51.8 – V T08
2020-08-31 13:39:23 C 02 52 40.38 -00 14 52.7 – V T08
2020-08-31 13:44:02 C 02 52 40.72 -00 14 53.6 – V T08
2020-08-31 13:52:40 C 02 52 41.25 -00 14 54.9 – V T08
2020-09-02 11:04:51 C 02 55 42.22 -00 24 29.7 – V T05
2020-09-02 11:08:51 C 02 55 42.47 -00 24 29.3 – V T05
2020-09-02 11:15:29 C 02 55 42.90 -00 24 32.1 – V T05
2020-09-02 11:23:24 C 02 55 43.32 -00 24 33.2 – V T05
2020-09-04 12:42:20 C 02 58 59.11 -00 35 54.4 – V T08
2020-09-04 12:46:19 C 02 58 59.36 -00 35 55.8 – V T08
2020-09-04 12:50:18 C 02 58 59.70 -00 35 57.0 – V T08
2020-09-04 12:57:36 C 02 59 00.07 -00 35 58.6 – V T08
2020-09-10 10:55:54 C 03 08 15.64 -01 14 08.1 – V 703