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
2022-01-07 08:01:07 C 04 25 59.28 -12 56 15.0 V T05
2022-01-07 08:15:46 C 04 25 59.03 -12 56 09.7 V T05
2022-01-07 08:28:47 C 04 25 58.88 -12 56 06.0 V T05
2022-01-07 13:36:07 C 04 25 54.22 -12 54 17.0 q Q11
2022-01-07 13:44:27 C 04 25 54.10 -12 54 14.0 q Q11
2022-01-07 13:53:19 C 04 25 53.95 -12 54 10.9 q Q11
2022-01-09 06:42:27 C 04 25 18.83 -12 39 33.0 V T08
2022-01-09 06:45:06 C 04 25 18.77 -12 39 32.7 V T08
2022-01-09 07:14:27 C 04 25 18.36 -12 39 21.4 V T08
2022-01-09 07:18:28 C 04 25 18.28 -12 39 19.6 V T08
2022-01-10 21:05:09 C 04 24 48.48 -12 25 31.3 v A77
2022-01-10 21:12:06 C 04 24 48.29 -12 25 28.4 v A77
2022-01-10 21:19:08 C 04 24 48.26 -12 25 27.6 v A77
2022-01-12 06:06:07 C 04 24 23.99 -12 13 13.4 V X03
2022-01-12 06:15:44 C 04 24 23.89 -12 13 10.2 V X03
2022-01-12 06:18:57 C 04 24 23.84 -12 13 08.9 V X03
2022-01-12 06:25:22 C 04 24 23.82 -12 13 06.5 V X03
2022-01-12 07:32:23 C 04 24 23.10 -12 12 44.3 V T08
2022-01-12 07:37:55 C 04 24 23.01 -12 12 41.2 V T08
2022-01-12 07:47:13 C 04 24 22.87 -12 12 38.0 V T08
2022-01-12 08:07:35 C 04 24 22.63 -12 12 30.5 V T08
2022-01-13 07:58:24 C 04 24 06.45 -12 03 31.8 V T08
2022-01-13 08:15:43 C 04 24 06.28 -12 03 25.8 V T08
2022-01-13 08:16:23 C 04 24 06.36 -12 03 25.4 V T08
2022-01-13 08:20:23 C 04 24 06.28 -12 03 24.7 V T08
2022-01-13 08:28:24 C 04 24 06.11 -12 03 22.9 V T08
2022-01-13 08:31:43 C 04 24 06.04 -12 03 19.7 V T08
2022-01-14 18:44:33 C 04 23 44.78 -11 50 19.3 q 215
2022-01-14 18:46:24 C 04 23 44.76 -11 50 18.6 q 215
2022-01-14 18:48:16 C 04 23 44.78 -11 50 17.9 q 215
2022-01-16 08:07:33 C 04 23 23.66 -11 35 54.6 V T08
2022-01-16 08:12:12 C 04 23 23.57 -11 35 51.3 V T08
2022-01-16 08:20:11 C 04 23 23.51 -11 35 49.7 V T08
2022-01-16 08:40:08 C 04 23 23.33 -11 35 42.2 V T08
2022-01-19 13:16:30 C 04 22 48.10 -11 05 38.2 V 900
2022-01-19 13:26:35 C 04 22 48.04 -11 05 34.6 V 900
2022-01-20 07:18:21 C 04 22 41.34 -10 58 27.5 V T08
2022-01-20 07:23:39 C 04 22 41.31 -10 58 25.7 V T08
2022-01-20 07:32:17 C 04 22 41.23 -10 58 21.5 V T08
2022-01-20 07:49:33 C 04 22 41.10 -10 58 14.8 V T08
2022-01-21 20:35:44 C 04 22 29.16 -10 43 32.1 Z K19
2022-01-21 20:43:07 C 04 22 29.15 -10 43 28.4 Z K19
2022-01-21 20:50:30 C 04 22 29.16 -10 43 26.3 Z K19
2022-01-22 03:58:09 C 04 22 27.038 -10 40 31.91 V W68
2022-01-22 04:03:35 C 04 22 27.058 -10 40 29.32 V W68
2022-01-22 04:13:46 C 04 22 26.940 -10 40 25.57 V W68
2022-01-22 04:36:49 C 04 22 26.890 -10 40 16.39 V W68
2022-01-22 08:02:37 C 04 22 25.95 -10 38 54.7 V T05
2022-01-22 08:10:35 C 04 22 25.92 -10 38 52.5 V T05
2022-01-22 08:16:31 C 04 22 25.89 -10 38 50.2 V T05