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
2020-12-12 06:13:34 C 23 26 32.97 -31 48 45.5 V T08
2020-12-12 06:29:30 C 23 26 33.61 -31 48 41.0 V T08
2020-12-14 05:32:01 C 23 28 22.07 -31 32 37.4 V T05
2020-12-14 05:38:37 C 23 28 22.37 -31 32 34.7 V T05
2020-12-14 05:46:32 C 23 28 22.70 -31 32 32.6 V T05
2020-12-14 05:48:31 C 23 28 22.84 -31 32 31.5 V T05
2020-12-14 05:53:08 C 23 28 22.90 -31 32 30.9 V T05
2020-12-14 06:03:03 C 23 28 23.32 -31 32 26.9 V T05
2020-12-14 06:04:23 C 23 28 23.37 -31 32 26.6 V T05
2020-12-14 06:18:14 C 23 28 23.92 -31 32 21.8 V T05
2020-12-20 05:55:29 C 23 34 13.01 -30 41 48.0 V T08
2020-12-20 06:00:08 C 23 34 13.26 -30 41 46.6 V T08
2020-12-20 06:08:05 C 23 34 13.52 -30 41 44.2 V T08
2020-12-20 06:27:20 C 23 34 14.34 -30 41 36.9 V T08
2020-12-24 05:20:03 C 23 38 18.52 -30 07 05.5 V T08
2020-12-24 05:25:22 C 23 38 18.73 -30 07 03.6 V T08
2020-12-24 05:33:19 C 23 38 19.02 -30 07 00.6 V T08
2020-12-24 05:50:34 C 23 38 19.83 -30 06 54.5 V T08
2020-12-26 05:05:09 C 23 40 25.03 -29 49 25.5 V T05
2020-12-26 05:09:47 C 23 40 25.17 -29 49 22.7 V T05
2020-12-26 05:18:21 C 23 40 25.65 -29 49 18.0 V T05
2020-12-26 05:32:53 C 23 40 26.29 -29 49 15.2 V T05
2021-01-03 05:08:03 C 23 49 17.00 -28 36 36.0 V T05
2021-01-03 05:12:40 C 23 49 17.21 -28 36 33.9 V T05
2021-01-03 05:23:13 C 23 49 17.70 -28 36 29.8 V T05
2021-01-03 05:37:45 C 23 49 18.39 -28 36 24.0 V T05
2021-01-05 05:32:43 C 23 51 36.42 -28 17 50.7 V T08
2021-01-05 05:37:21 C 23 51 36.60 -28 17 49.8 V T08
2021-01-05 05:45:20 C 23 51 37.02 -28 17 44.9 V T08
2021-01-05 06:03:15 C 23 51 37.85 -28 17 39.1 V T08
2021-01-07 05:01:36 C 23 53 55.22 -27 59 19.8 V T05
2021-01-07 05:07:33 C 23 53 55.44 -27 59 17.7 V T05
2021-01-07 05:15:27 C 23 53 55.83 -27 59 14.5 V T05
2021-01-07 05:29:59 C 23 53 56.50 -27 59 08.9 V T05
2021-02-02 10:20:36 C 00 27 03.07 -23 46 20.7 V Q62
2021-02-02 10:24:16 C 00 27 03.25 -23 46 18.9 V Q62
2021-02-02 10:27:56 C 00 27 03.44 -23 46 17.4 V Q62
2021-08-10 14:27:23 C 04 42 20.93 -08 43 24.3 V T08
2021-08-10 14:35:20 C 04 42 21.24 -08 43 25.5 V T08
2021-08-10 15:01:24 C 04 42 22.23 -08 43 29.0 V T08
2021-08-10 15:10:01 C 04 42 22.54 -08 43 29.7 V T08
2021-08-12 14:27:56 C 04 44 10.62 -08 50 12.7 V T05
2021-08-12 14:52:27 C 04 44 11.53 -08 50 16.2 V T05
2021-08-12 14:58:24 C 04 44 11.78 -08 50 17.1 V T05
2021-08-12 15:12:15 C 04 44 12.25 -08 50 18.9 V T05
2021-08-18 13:53:10 C 04 49 21.46 -09 12 35.8 V T08
2021-08-18 13:57:09 C 04 49 21.60 -09 12 36.7 V T08
2021-08-18 14:06:26 C 04 49 21.95 -09 12 38.0 V T08
2021-08-18 14:12:34 C 04 49 22.14 -09 12 38.8 V T08
2021-08-18 14:28:03 C 04 49 22.66 -09 12 42.1 V T08