254P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2020-08-07 (JD 2459068.5)
Eccentricity (e)0.3202686310 ± 9.63e-08
Semi-major axis (a)4.6149838889 AU ± 1.27e-07
Inclination (i)32.57138738° ± 5.28e-06
Long. of Asc. Node (Ω)129.17332166° ± 1.39e-05
Arg. of Perihelion (ω)219.46937205° ± 3.26e-05
Mean Anomaly (M)354.67101403° ± 1.52e-05
Mean Motion (n)0.0994161618°/day ± 4.11e-09
Perihelion dist (q)3.13694932 AU ± 4.53e-07
Aphelion dist (Q)6.09301846 AU ± 4.75e-07
Orbital Period9.91414540 yr ± 4.10e-07
NGA Modelg(r)
A22.14103961e-08 ± 6.40e-10 AU/d²
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.503″
Uncertainty0
Orbit TypeHilda
MOID2.186948 AU
Observations Used805
Oppositions40
Arc Total1980-2025
First Observation Used1980-10-05
Last Observation Used2025-03-31
Observations (839)
Date Type RA Dec Mag Band Observatory
2020-10-22 02:20:57 C 23 01 58.16 -36 18 43.8 V W88
2020-10-22 02:51:06 C 23 01 58.09 -36 18 42.7 V W88
2020-10-23 06:48:03 C 23 01 57.13 -36 17 15.0 V T05
2020-10-23 07:00:35 C 23 01 57.12 -36 17 14.8 V T05
2020-10-23 07:16:28 C 23 01 57.10 -36 17 14.2 V T05
2020-10-23 07:40:30 C 23 01 57.03 -36 17 12.4 V T05
2020-10-23 07:45:06 C 23 01 57.05 -36 17 12.7 V T05
2020-10-23 08:36:25 C 23 01 56.95 -36 17 09.7 V T05
2020-10-23 08:48:23 C 23 01 56.97 -36 17 08.8 V T05
2020-11-06 01:55:10 C 23 03 56.64 -35 38 55.1 V W88
2020-11-06 02:08:00 C 23 03 56.79 -35 38 52.7 V W88
2020-11-06 12:33:28 C 23 04 04.30 -35 37 04.5 q Q68
2020-11-06 13:04:56 C 23 04 04.79 -35 37 00.7 q Q68
2020-11-08 07:21:24 C 23 04 38.55 -35 29 34.7 V T05
2020-11-08 07:24:02 C 23 04 38.53 -35 29 34.0 V T05
2020-11-08 07:28:39 C 23 04 38.52 -35 29 34.1 V T05
2020-11-08 07:33:57 C 23 04 38.66 -35 29 32.2 V T05
2020-11-08 07:36:35 C 23 04 38.66 -35 29 33.4 V T05
2020-11-08 07:51:45 C 23 04 38.92 -35 29 29.0 V T05
2020-11-09 15:32:26 C 23 05 06.50 -35 23 29.5 q Q68
2020-11-09 15:49:58 C 23 05 06.74 -35 23 25.7 q Q68
2020-11-10 06:55:07 C 23 05 20.81 -35 20 34.5 V T08
2020-11-10 06:59:46 C 23 05 20.87 -35 20 33.4 V T08
2020-11-10 07:08:23 C 23 05 21.07 -35 20 31.3 V T08
2020-11-10 07:23:39 C 23 05 21.27 -35 20 28.6 V T08
2020-11-16 07:05:15 C 23 07 57.94 -34 49 43.4 V T05
2020-11-16 07:09:52 C 23 07 57.98 -34 49 41.3 V T05
2020-11-16 07:17:47 C 23 07 58.27 -34 49 39.5 V T05
2020-11-16 07:34:55 C 23 07 58.50 -34 49 35.8 V T05
2020-11-20 05:49:32 C 23 10 03.94 -34 26 46.1 V T05
2020-11-20 05:54:52 C 23 10 04.02 -34 26 45.7 V T05
2020-11-20 06:04:05 C 23 10 04.31 -34 26 43.4 V T05
2020-11-20 06:23:53 C 23 10 04.60 -34 26 37.7 V T05
2020-12-04 05:58:00 C 23 19 41.82 -32 51 22.0 V T08
2020-12-04 06:02:39 C 23 19 41.95 -32 51 20.1 V T08
2020-12-04 06:11:56 C 23 19 42.25 -32 51 17.1 V T08
2020-12-04 06:33:11 C 23 19 42.91 -32 51 11.6 V T08
2020-12-06 05:24:17 C 23 21 18.29 -32 36 23.5 V T05
2020-12-06 05:32:12 C 23 21 18.48 -32 36 21.0 V T05
2020-12-06 05:40:07 C 23 21 18.78 -32 36 18.6 V T05
2020-12-06 05:57:58 C 23 21 19.43 -32 36 13.9 V T05
2020-12-08 05:46:56 C 23 23 00.02 -32 20 47.9 V T08
2020-12-08 05:51:35 C 23 23 00.22 -32 20 46.3 V T08
2020-12-08 06:00:14 C 23 23 00.49 -32 20 43.2 V T08
2020-12-08 06:15:28 C 23 23 01.05 -32 20 38.5 V T08
2020-12-08 09:24:25 C 23 23 07.82 -32 19 37.5 q Q11
2020-12-08 09:32:43 C 23 23 08.13 -32 19 35.0 q Q11
2020-12-08 09:41:35 C 23 23 08.43 -32 19 31.9 q Q11
2020-12-12 06:00:18 C 23 26 32.49 -31 48 49.9 V T08
2020-12-12 06:04:56 C 23 26 32.66 -31 48 48.5 V T08