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
2021-10-10 00:32:30 C 05 11 50.50 -13 57 32.4 V A98
2021-10-10 00:35:34 C 05 11 50.49 -13 57 33.5 V A98
2021-10-10 00:38:38 C 05 11 50.49 -13 57 33.8 V A98
2021-10-10 00:41:42 C 05 11 50.52 -13 57 34.3 V A98
2021-10-10 00:53:57 C 05 11 50.46 -13 57 37.4 V A98
2021-10-10 00:57:00 C 05 11 50.44 -13 57 38.5 V A98
2021-10-10 01:00:04 C 05 11 50.48 -13 57 38.8 V A98
2021-10-10 01:03:07 C 05 11 50.45 -13 57 39.9 V A98
2021-10-11 12:52:11 C 05 11 45.71 -14 06 14.1 V T05
2021-10-11 13:05:58 C 05 11 45.65 -14 06 17.1 V T05
2021-10-11 13:25:18 C 05 11 45.60 -14 06 21.6 V T05
2021-10-11 13:45:38 C 05 11 45.52 -14 06 26.5 V T05
2021-10-11 13:54:57 C 05 11 45.49 -14 06 28.7 V T05
2021-10-11 13:57:36 C 05 11 45.48 -14 06 29.4 V T05
2021-10-13 11:54:17 C 05 11 35.49 -14 17 20.6 V T08
2021-10-13 11:57:37 C 05 11 35.51 -14 17 20.9 V T08
2021-10-13 12:02:16 C 05 11 35.46 -14 17 22.3 V T08
2021-10-13 12:09:34 C 05 11 35.44 -14 17 24.0 V T08
2021-10-14 13:15:49 C 05 11 28.19 -14 23 14.4 V T05
2021-10-14 13:19:51 C 05 11 28.16 -14 23 15.4 V T05
2021-10-14 13:24:31 C 05 11 28.13 -14 23 16.6 V T05
2021-10-14 13:27:49 C 05 11 28.10 -14 23 17.0 V T05
2021-10-14 13:30:27 C 05 11 28.09 -14 23 17.6 V T05
2021-10-14 13:34:25 C 05 11 28.03 -14 23 18.5 V T05
2021-10-14 13:52:46 C 05 11 27.95 -14 23 22.9 V T05
2021-10-16 12:00:59 C 05 11 11.36 -14 33 55.9 V T08
2021-10-16 12:03:38 C 05 11 11.34 -14 33 56.8 V T08
2021-10-16 12:07:37 C 05 11 11.31 -14 33 57.3 V T08
2021-10-16 12:14:55 C 05 11 11.25 -14 33 59.1 V T08
2021-10-18 11:17:05 C 05 10 49.96 -14 44 27.7 V T05
2021-10-18 11:25:03 C 05 10 49.90 -14 44 29.9 V T05
2021-10-18 11:27:42 C 05 10 49.84 -14 44 30.2 V T05
2021-10-18 11:46:12 C 05 10 49.69 -14 44 34.2 V T05
2021-10-19 12:06:47 C 05 10 36.89 -14 49 52.6 V T05
2021-10-19 12:10:05 C 05 10 37.00 -14 49 54.2 V T05
2021-10-19 12:14:02 C 05 10 36.84 -14 49 54.7 V T05
2021-10-19 12:27:55 C 05 10 36.72 -14 49 56.9 V T05
2021-10-19 15:09:21 C 05 10 35.22 -14 50 29.4 q E94
2021-10-19 15:23:36 C 05 10 34.96 -14 50 31.1 q E94
2021-10-19 15:37:17 C 05 10 34.92 -14 50 35.4 q E94
2021-10-19 15:51:14 C 05 10 34.78 -14 50 39.0 q E94
2021-10-20 12:07:11 C 05 10 23.248 -14 55 02.16 U F52
2021-10-20 12:24:40 C 05 10 23.051 -14 55 05.98 U F52
2021-10-20 12:42:15 C 05 10 22.864 -14 55 09.65 U F52
2021-10-20 12:59:44 C 05 10 22.681 -14 55 13.43 U F52
2021-10-20 17:31:19 C 05 10 19.92 -14 56 11.8 m 349
2021-10-20 17:41:02 C 05 10 19.80 -14 56 13.7 m 349
2021-10-21 10:58:54 C 05 10 09.10 -14 59 51.5 V T08
2021-10-21 11:04:13 C 05 10 09.10 -14 59 51.5 V T08
2021-10-21 11:12:13 C 05 10 08.92 -14 59 54.0 V T08