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
2009-10-29 04:02:20 C 07 50 13.99 +04 58 54.2 r 215
2009-10-29 04:03:21 C 07 50 14.13 +04 58 53.9 r 215
2009-10-29 04:04:22 C 07 50 14.26 +04 58 53.7 r 215
2009-10-31 11:42:19 C 07 57 41.77 +04 46 13.2 r H36
2009-10-31 11:46:45 C 07 57 42.37 +04 46 12.2 r H36
2009-10-31 11:53:24 C 07 57 43.19 +04 46 10.7 r H36
2009-11-01 02:16:38 C 07 59 38.81 +04 42 56.2 w B81
2009-11-01 02:20:01 C 07 59 39.32 +04 42 54.6 w B81
2009-11-01 02:24:16 C 07 59 39.85 +04 42 54.8 w B81
2009-11-02 19:47:34 C 08 05 09.52 +04 33 45.5 m 349
2009-11-02 19:50:12 C 08 05 09.84 +04 33 44.7 m 349
2009-11-02 19:52:46 C 08 05 10.18 +04 33 43.9 m 349
2009-11-03 02:34:54 C 08 06 03.67 +04 32 14.6 v 204
2009-11-03 03:41:30 C 08 06 12.53 +04 32 02.8 w J47
2009-11-03 03:48:25 C 08 06 13.54 +04 32 01.2 w J47
2009-11-03 03:57:38 C 08 06 14.75 +04 31 59.2 w J47
2009-11-03 04:45:41 C 08 06 20.68 +04 31 45.9 v 204
2009-11-05 18:40:13 C 08 14 29.64 +04 18 35.6 m 355
2009-11-05 18:42:18 C 08 14 29.91 +04 18 35.1 m 355
2009-11-05 18:44:21 C 08 14 30.15 +04 18 34.8 m 355
2009-11-05 18:46:27 C 08 14 30.41 +04 18 34.7 m 355
2009-11-06 08:25:10 C 08 16 17.69 +04 15 44.4 r 850
2009-11-06 08:47:10 C 08 16 20.43 +04 15 40.3 r 850
2009-11-06 09:09:12 C 08 16 23.23 +04 15 36.1 r 850
2009-11-06 10:56:02 C 08 16 37.15 +04 15 14.4 o H06
2009-11-06 10:57:49 C 08 16 37.37 +04 15 14.0 o H06
2009-11-06 10:59:34 C 08 16 37.58 +04 15 13.6 o H06
2009-11-06 17:23:15 C 08 17 27.78 +04 13 54.1 m 349
2009-11-06 17:25:08 C 08 17 28.03 +04 13 53.7 m 349
2009-11-07 01:56:58 C 08 18 34.30 +04 12 09.2 r B18
2009-11-07 01:58:58 C 08 18 34.55 +04 12 08.7 r B18
2009-11-07 02:01:00 C 08 18 34.80 +04 12 08.3 r B18
2009-11-07 02:03:00 C 08 18 35.06 +04 12 07.9 r B18
2009-11-07 02:05:01 C 08 18 35.32 +04 12 07.4 r B18
2009-11-08 01:17:43 C 08 21 36.34 +04 07 29.0 w 939
2009-11-08 01:22:56 C 08 21 37.04 +04 07 28.6 w 939
2009-11-08 01:28:09 C 08 21 37.75 +04 07 27.7 w 939
2009-11-08 05:07:55 C 08 22 06.49 +04 06 53.7 o I10
2009-11-08 05:18:29 C 08 22 07.94 +04 06 54.9 o I10
2009-11-09 01:06:33 C 08 24 40.57 +04 02 49.7 r B18
2009-11-09 01:16:38 C 08 24 41.79 +04 02 47.1 r B18
2009-11-09 05:14:35 C 08 25 12.21 +04 02 02.0 o A77
2009-11-09 05:16:50 C 08 25 12.46 +04 02 01.6 o A77
2009-11-09 05:19:04 C 08 25 12.75 +04 02 01.2 o A77
2009-11-11 01:16:53 C 08 30 50.45 +03 53 49.2 r B18
2009-11-11 01:18:53 C 08 30 50.68 +03 53 48.7 r B18
2009-11-11 01:22:54 C 08 30 51.19 +03 53 48.2 r B18
2009-11-11 01:24:55 C 08 30 51.45 +03 53 47.7 r B18
2009-11-11 16:33:13 C 08 32 47.24 +03 51 06.7 c 372
2009-11-12 02:28:52 C 08 34 02.33 +03 49 19.8 r 130