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
2009-12-16 17:36:23 C 10 02 54.19 +03 54 38.6 r 900
2009-12-18 09:25:10 C 10 06 05.10 +04 05 10.3 c 704
2009-12-18 09:43:18 C 10 06 06.60 +04 05 16.0 c 704
2009-12-18 10:01:25 C 10 06 07.96 +04 05 21.2 c 704
2009-12-18 10:19:32 C 10 06 09.35 +04 05 26.2 c 704
2009-12-18 10:37:41 C 10 06 10.67 +04 05 35.8 c 704
2009-12-19 09:06:45 C 10 07 55.38 +04 12 00.2 u H45
2009-12-19 09:08:12 C 10 07 55.48 +04 12 00.7 u H45
2009-12-19 09:11:11 C 10 07 55.70 +04 12 01.6 u H45
2009-12-19 09:13:15 C 10 07 55.86 +04 12 02.0 u H45
2009-12-19 09:18:18 C 10 07 56.22 +04 12 03.7 u H45
2009-12-19 09:20:22 C 10 07 56.38 +04 12 04.3 u H45
2009-12-19 09:22:18 C 10 07 56.53 +04 12 04.8 u H45
2009-12-19 10:53:24 C 10 08 03.18 +04 12 33.0 o H47
2009-12-19 11:02:59 C 10 08 03.86 +04 12 36.5 o H47
2009-12-19 11:12:14 C 10 08 04.55 +04 12 38.7 o H47
2009-12-19 11:26:05 C 10 08 05.55 +04 12 43.2 o H47
2009-12-20 00:31:12 C 10 09 05.96 +04 16 38.6 w 939
2009-12-20 00:39:17 C 10 09 06.54 +04 16 41.4 w 939
2009-12-20 00:44:40 C 10 09 06.91 +04 16 43.3 w 939
2009-12-20 01:12:57 C 10 09 08.99 +04 16 51.6 w 213
2009-12-20 01:19:03 C 10 09 09.43 +04 16 53.7 w 213
2009-12-20 01:25:07 C 10 09 09.81 +04 16 56.0 w 213
2009-12-20 06:09:53 C 10 09 30.60 +04 18 26.6 w J47
2009-12-20 06:12:07 C 10 09 30.73 +04 18 27.6 w J47
2009-12-20 06:15:18 C 10 09 30.89 +04 18 27.3 w J47
2009-12-20 09:41:37 C 10 09 46.78 +04 19 32.4 o H47
2009-12-20 10:20:08 C 10 09 49.46 +04 19 44.8 o H47
2009-12-20 10:34:20 C 10 09 50.46 +04 19 49.6 o H47
2009-12-20 10:43:51 C 10 09 51.14 +04 19 52.6 o H47
2009-12-20 10:55:17 C 10 09 51.96 +04 19 55.9 o H47
2009-12-21 10:40:20 C 10 11 36.87 +04 27 39.4 o H47
2009-12-21 10:51:14 C 10 11 37.65 +04 27 43.5 o H47
2009-12-21 11:21:07 C 10 11 39.67 +04 27 52.7 o H47
2009-12-22 10:35:37 C 10 13 19.68 +04 35 51.7 o H47
2009-12-22 10:45:23 C 10 13 20.35 +04 35 55.4 o H47
2009-12-22 10:54:47 C 10 13 20.97 +04 35 58.6 o H47
2009-12-22 11:04:11 C 10 13 21.63 +04 36 01.9 o H47
2009-12-22 16:13:12 C 10 13 44.09 +04 37 49.7 r 352
2009-12-22 16:24:19 C 10 13 44.83 +04 37 54.0 r 352
2009-12-22 16:32:26 C 10 13 45.34 +04 37 57.2 r 352
2009-12-23 04:29:23 C 10 14 34.60 +04 42 13.3 o 585
2009-12-23 04:31:50 C 10 14 34.75 +04 42 13.4 o 585
2009-12-23 04:34:16 C 10 14 34.89 +04 42 15.3 o 585
2009-12-23 04:46:30 C 10 14 35.77 +04 42 18.8 o 585
2009-12-26 03:09:12 C 10 19 16.11 +05 10 01.0 w B09
2009-12-26 03:14:07 C 10 19 16.21 +05 10 01.3 w B09
2009-12-26 08:04:16 C 10 19 34.70 +05 12 04.8 u H45
2009-12-26 08:06:18 C 10 19 34.86 +05 12 05.7 u H45
2009-12-26 08:09:52 C 10 19 35.08 +05 12 07.1 u H45