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
2009-11-23 19:45:16 C 09 08 05.39 +03 13 36.3 r D25
2009-11-23 19:50:06 C 09 08 05.96 +03 13 35.9 r D25
2009-11-24 02:14:36 C 09 08 50.44 +03 12 52.4 w J38
2009-11-24 02:26:24 C 09 08 51.78 +03 12 51.4 w J38
2009-11-24 02:29:01 C 09 08 52.05 +03 12 51.3 w J38
2009-11-24 06:32:30 C 09 09 19.42 +03 12 37.3 w J47
2009-11-24 06:36:46 C 09 09 19.90 +03 12 36.6 w J47
2009-11-24 06:41:57 C 09 09 20.49 +03 12 36.8 w J47
2009-11-25 06:08:13 C 09 12 01.70 +03 11 18.7 c I10
2009-11-25 06:18:07 C 09 12 02.80 +03 11 18.5 c I10
2009-11-25 09:09:31 C 09 12 21.86 +03 10 56.1 u H45
2009-11-25 09:11:47 C 09 12 22.11 +03 10 56.1 u H45
2009-11-25 09:14:17 C 09 12 22.39 +03 10 55.8 u H45
2009-11-25 09:16:23 C 09 12 22.61 +03 10 55.6 u H45
2009-11-25 09:18:58 C 09 12 22.90 +03 10 55.5 u H45
2009-11-25 09:31:43 C 09 12 24.32 +03 10 54.8 u H45
2009-11-25 09:34:07 C 09 12 24.58 +03 10 54.7 u H45
2009-11-25 10:34:26 C 09 12 31.22 +03 10 52.0 o H47
2009-11-25 10:42:33 C 09 12 32.10 +03 10 51.0 o H47
2009-11-25 10:48:52 C 09 12 32.86 +03 10 49.8 o H47
2009-11-26 09:31:20 C 09 15 06.44 +03 09 42.0 r 850
2009-11-26 09:53:11 C 09 15 08.84 +03 09 40.8 r 850
2009-11-26 10:14:59 C 09 15 11.20 +03 09 40.0 r 850
2009-11-26 10:20:15 C 09 15 11.89 +03 09 39.7 u H45
2009-11-26 10:22:14 C 09 15 12.11 +03 09 39.6 u H45
2009-11-26 10:24:03 C 09 15 12.29 +03 09 39.4 u H45
2009-11-26 10:28:14 C 09 15 12.80 +03 09 39.5 o H47
2009-11-26 10:28:45 C 09 15 12.82 +03 09 39.2 u H45
2009-11-26 10:31:35 C 09 15 13.13 +03 09 39.2 u H45
2009-11-26 10:34:52 C 09 15 13.48 +03 09 39.1 u H45
2009-11-26 10:36:44 C 09 15 13.60 +03 09 38.9 r 850
2009-11-26 10:37:41 C 09 15 13.78 +03 09 39.1 u H45
2009-11-26 10:47:35 C 09 15 14.77 +03 09 39.3 o H47
2009-11-26 11:00:29 C 09 15 16.27 +03 09 38.3 o H47
2009-11-27 11:02:53 C 09 17 56.98 +03 08 43.1 o H47
2009-11-27 11:07:20 C 09 17 57.44 +03 08 42.5 o H47
2009-11-27 11:11:30 C 09 17 57.89 +03 08 42.6 o H47
2009-11-27 17:21:54 C 09 18 39.34 +03 08 30.1 m 349
2009-11-27 17:24:19 C 09 18 39.60 +03 08 30.0 m 349
2009-11-27 17:26:46 C 09 18 39.88 +03 08 29.7 m 349
2009-11-28 00:55:23 C 09 19 29.47 +03 08 16.1 w 213
2009-11-28 00:59:25 C 09 19 29.88 +03 08 16.7 w 213
2009-11-28 01:02:07 C 09 19 30.18 +03 08 16.1 w 213
2009-11-28 09:00:58 C 09 20 22.59 +03 08 06.0 r 850
2009-11-28 09:22:44 C 09 20 24.90 +03 08 06.0 r 850
2009-11-28 09:44:28 C 09 20 27.26 +03 08 05.1 r 850
2009-11-28 10:06:13 C 09 20 29.52 +03 08 04.5 r 850
2009-11-28 10:27:57 C 09 20 31.86 +03 08 04.2 r 850
2009-11-28 10:49:41 C 09 20 34.19 +03 08 03.9 r 850
2009-11-28 11:11:27 C 09 20 36.49 +03 08 03.8 r 850