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
2021-08-21 14:12:21 C 04 51 48.22 -09 25 00.8 V T08
2021-08-21 14:17:00 C 04 51 48.34 -09 25 01.2 V T08
2021-08-21 14:42:17 C 04 51 49.16 -09 25 05.9 V T08
2021-08-22 14:28:05 C 04 52 35.86 -09 29 20.0 V T08
2021-08-22 14:50:41 C 04 52 36.60 -09 29 24.1 V T08
2021-08-22 14:58:40 C 04 52 36.85 -09 29 25.7 V T08
2021-08-22 15:07:17 C 04 52 37.11 -09 29 27.0 V T08
2021-08-24 14:28:13 C 04 54 07.83 -09 38 07.4 V T05
2021-08-24 14:56:51 C 04 54 08.69 -09 38 12.9 V T05
2021-08-24 15:07:29 C 04 54 09.01 -09 38 14.9 V T05
2021-08-26 13:36:00 C 04 55 34.97 -09 47 02.9 V T08
2021-08-26 13:41:59 C 04 55 35.16 -09 47 04.5 V T08
2021-08-26 13:51:17 C 04 55 35.43 -09 47 06.3 V T08
2021-08-26 14:10:29 C 04 55 35.99 -09 47 10.2 V T08
2021-08-28 13:49:30 C 04 57 00.81 -09 56 29.4 V T05
2021-08-28 13:54:47 C 04 57 00.98 -09 56 30.2 V T05
2021-08-28 14:04:21 C 04 57 01.23 -09 56 32.1 V T05
2021-08-28 14:24:08 C 04 57 01.79 -09 56 36.1 V T05
2021-09-03 14:23:03 C 05 00 57.32 -10 26 26.7 V T08
2021-09-03 14:28:22 C 05 00 57.46 -10 26 27.4 V T08
2021-09-03 14:55:06 C 05 00 58.10 -10 26 33.4 V T08
2021-09-03 15:09:43 C 05 00 58.47 -10 26 36.9 V T08
2021-09-05 02:39:32 C 05 01 51.57 -10 34 20.3 q 215
2021-09-05 02:42:19 C 05 01 51.64 -10 34 20.9 q 215
2021-09-05 02:45:06 C 05 01 51.71 -10 34 21.6 q 215
2021-09-05 13:59:42 C 05 02 08.08 -10 36 49.2 V T05
2021-09-05 14:07:37 C 05 02 08.28 -10 36 51.0 V T05
2021-09-05 14:12:14 C 05 02 08.41 -10 36 51.8 V T05
2021-09-05 14:45:25 C 05 02 09.16 -10 36 59.2 V T05
2021-09-06 07:32:51 S 05 02 33.05 -10 40 40.2 L C51
2021-09-06 13:49:18 S 05 02 41.95 -10 42 06.0 L C51
2021-09-06 15:23:33 S 05 02 44.15 -10 42 26.3 L C51
2021-09-06 21:39:49 S 05 02 53.05 -10 43 50.1 L C51
2021-09-07 07:04:35 S 05 03 06.08 -10 45 56.2 L C51
2021-09-07 14:36:33 C 05 03 16.48 -10 47 39.1 V T08
2021-09-07 15:01:19 C 05 03 17.07 -10 47 44.8 V T08
2021-09-07 15:09:01 C 05 03 17.22 -10 47 46.7 V T08
2021-09-07 15:18:07 C 05 03 17.46 -10 47 48.7 V T08
2021-09-09 04:29:28 C 05 04 07.15 -10 56 15.1 V J22
2021-09-09 04:34:58 C 05 04 07.25 -10 56 16.1 V J22
2021-09-09 04:40:27 C 05 04 07.34 -10 56 17.4 V J22
2021-09-14 14:14:31 C 05 06 41.80 -11 26 37.4 V T08
2021-09-14 14:19:10 C 05 06 41.93 -11 26 38.5 V T08
2021-09-14 14:27:48 C 05 06 42.08 -11 26 40.5 V T08
2021-09-14 14:55:01 C 05 06 42.54 -11 26 46.6 V T08
2021-09-15 14:04:50 C 05 07 07.117 -11 32 19.64 U F52
2021-09-15 14:21:30 C 05 07 07.398 -11 32 23.73 U F52
2021-09-16 04:26:54 C 05 07 21.81 -11 35 47.5 V J22
2021-09-16 04:32:19 C 05 07 21.92 -11 35 48.7 V J22
2021-09-16 04:37:47 C 05 07 22.01 -11 35 49.7 V J22