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
2025-07-29 11:03:26 C 21 46 48.261 -16 32 02.46 V F51
2025-07-29 11:23:36 C 21 46 47.626 -16 32 07.61 V F51
2025-07-29 11:43:47 C 21 46 46.957 -16 32 13.46 V F51
2025-07-29 12:03:57 C 21 46 46.297 -16 32 19.08 V F51
2025-08-02 09:54:01 C 21 43 40.400 -16 58 39.54 V F51
2025-08-02 10:08:42 C 21 43 39.871 -16 58 44.31 V F51
2025-08-17 09:17:58 C 21 30 13.336 -18 43 20.72 V F51
2025-08-17 09:33:59 C 21 30 12.687 -18 43 25.94 V F51
2025-08-17 09:50:00 C 21 30 12.024 -18 43 30.29 V F51
2025-08-17 10:06:01 C 21 30 11.412 -18 43 34.77 V F51