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
2021-03-25 15:17:00 S 07 55 13.80 +28 03 54.9 L C51
2021-03-25 16:51:04 S 07 55 23.48 +28 03 51.3 L C51
2021-03-25 16:51:15 S 07 55 23.55 +28 03 51.2 L C51
2021-03-25 19:59:23 S 07 55 42.95 +28 03 43.1 L C51
2021-03-25 23:07:41 S 07 56 02.46 +28 03 33.6 L C51
2021-03-26 02:16:01 S 07 56 21.76 +28 03 26.6 L C51
2021-03-26 05:12:02 C 07 56 39.60 +28 03 14.8 L 658
2021-03-26 05:16:55 C 07 56 40.10 +28 03 14.6 L 658
2021-03-26 05:21:52 C 07 56 40.60 +28 03 14.2 L 658
2021-03-26 05:24:09 S 07 56 41.12 +28 03 17.4 L C51
2021-03-26 05:26:50 C 07 56 41.11 +28 03 14.0 L 658
2021-03-26 05:31:48 C 07 56 41.61 +28 03 13.8 L 658
2021-03-26 05:36:43 C 07 56 42.13 +28 03 13.4 L 658
2021-04-01 07:47:35 C 08 11 32.72 +27 50 47.3 V T08
2021-04-01 07:57:34 C 08 11 33.68 +27 50 46.1 V T08
2021-04-01 08:07:34 C 08 11 34.74 +27 50 44.4 V T08
2021-04-01 08:23:01 C 08 11 36.34 +27 50 41.7 V T08
2021-04-01 20:26:36 C 08 12 48.94 +27 49 09.2 V L63
2021-04-01 20:59:17 C 08 12 52.03 +27 49 04.4 V L63
2021-04-01 23:33:27 C 08 13 07.46 +27 48 43.1 V I81
2021-04-01 23:38:35 C 08 13 07.97 +27 48 42.3 V I81
2021-04-01 23:43:41 C 08 13 08.47 +27 48 41.9 V I81
2021-04-02 04:07:18 C 08 13 34.90 +27 48 11.8 V G96
2021-04-02 04:14:49 C 08 13 35.68 +27 48 10.6 V G96
2021-04-02 04:22:20 C 08 13 36.40 +27 48 09.6 V G96
2021-04-02 04:29:51 C 08 13 37.14 +27 48 08.8 V G96
2021-04-02 22:46:42 C 08 15 26.48 +27 45 37.0 V I81
2021-04-02 22:51:48 C 08 15 26.99 +27 45 36.3 V I81
2021-04-02 22:56:54 C 08 15 27.51 +27 45 35.5 V I81
2021-04-03 04:20:16 C 08 15 59.89 +27 44 53.3 V 703
2021-04-03 04:27:47 C 08 16 00.54 +27 44 52.7 V 703
2021-04-03 04:35:19 C 08 16 01.21 +27 44 51.7 V 703
2021-04-03 04:42:50 C 08 16 01.89 +27 44 50.5 V 703
2021-04-03 21:24:19 C 08 17 41.34 +27 42 24.2 V Z10
2021-04-03 21:34:18 C 08 17 42.36 +27 42 22.9 V Z10
2021-04-05 07:02:38 C 08 21 00.84 +27 37 11.9 V T08
2021-04-05 07:10:15 C 08 21 01.58 +27 37 10.8 V T08
2021-04-05 07:14:25 C 08 21 02.03 +27 37 09.6 V T08
2021-04-05 07:41:03 C 08 21 04.58 +27 37 05.3 V T08
2021-04-06 04:50:10 C 08 23 09.40 +27 33 30.5 V 703
2021-04-06 04:58:17 C 08 23 10.16 +27 33 29.0 V 703
2021-04-06 05:06:25 C 08 23 10.99 +27 33 27.2 V 703
2021-04-06 05:14:33 C 08 23 11.91 +27 33 25.2 V 703
2021-04-09 04:36:35 C 08 30 09.38 +27 20 05.3 V 703
2021-04-09 04:44:48 C 08 30 10.11 +27 20 04.9 V 703
2021-04-09 04:53:00 C 08 30 10.88 +27 20 02.4 V 703
2021-04-09 07:22:36 C 08 30 25.34 +27 19 35.7 V T08
2021-04-09 07:28:37 C 08 30 25.93 +27 19 33.0 V T08
2021-04-09 07:36:05 C 08 30 26.68 +27 19 32.7 V T08
2021-04-09 07:54:24 C 08 30 28.61 +27 19 27.1 V T08