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
2021-11-04 13:36:16 C 05 04 48.10 -15 59 33.0 V T05
2021-11-04 14:12:23 C 05 04 47.34 -15 59 38.1 V T05
2021-11-06 11:38:02 C 05 03 49.63 -16 05 33.6 V T08
2021-11-06 11:40:41 C 05 03 49.55 -16 05 33.7 V T08
2021-11-06 11:56:39 C 05 03 49.25 -16 05 36.0 V T08
2021-11-08 11:19:14 C 05 02 45.81 -16 11 10.0 V T05
2021-11-08 11:29:34 C 05 02 45.55 -16 11 11.0 V T05
2021-11-08 11:33:01 C 05 02 45.515 -16 11 11.43 U F52
2021-11-08 11:33:32 C 05 02 45.44 -16 11 11.2 V T05
2021-11-08 11:42:47 C 05 02 45.22 -16 11 12.2 V T05
2021-11-08 11:48:44 C 05 02 45.130 -16 11 13.20 U F52
2021-11-08 12:04:24 C 05 02 44.771 -16 11 14.88 U F52
2021-11-08 12:20:04 C 05 02 44.385 -16 11 16.66 U F52
2021-11-09 09:30:49 C 05 02 15.05 -16 13 31.6 V T08
2021-11-09 09:38:09 C 05 02 14.84 -16 13 32.7 V T08
2021-11-09 09:47:27 C 05 02 14.61 -16 13 34.0 V T08
2021-11-09 10:17:52 C 05 02 13.89 -16 13 37.1 V T08
2021-11-10 14:37:04 C 05 01 33.38 -16 16 25.4 V T08
2021-11-10 14:50:56 C 05 01 33.06 -16 16 27.3 V T08
2021-11-10 15:31:22 C 05 01 32.07 -16 16 30.4 V T08
2021-11-10 15:39:11 C 05 01 31.87 -16 16 32.4 V T08
2021-11-11 09:16:46 C 05 01 06.57 -16 18 08.5 V T05
2021-11-11 09:31:57 C 05 01 06.17 -16 18 09.8 V T05
2021-11-11 09:39:19 C 05 01 05.99 -16 18 10.9 V T05
2021-11-11 09:48:42 C 05 01 05.75 -16 18 11.5 V T05
2021-11-12 07:54:43 C 05 00 33.04 -16 20 05.2 V G96
2021-11-12 08:02:08 C 05 00 32.86 -16 20 05.8 V G96
2021-11-12 08:09:32 C 05 00 32.66 -16 20 06.5 V G96
2021-11-12 08:16:56 C 05 00 32.48 -16 20 07.2 V G96
2021-11-12 12:19:41 C 05 00 26.427 -16 20 26.57 U F51
2021-11-12 12:36:29 C 05 00 25.990 -16 20 27.92 U F51
2021-11-12 13:09:59 C 05 00 25.126 -16 20 30.62 U F51
2021-11-13 10:59:25 C 04 59 52.21 -16 22 11.0 V T08
2021-11-13 11:09:51 C 04 59 51.88 -16 22 11.6 V T08
2021-11-13 11:13:10 C 04 59 51.87 -16 22 11.2 V T08
2021-11-13 11:30:26 C 04 59 51.40 -16 22 13.2 V T08
2021-11-14 06:50:02 C 04 59 21.82 -16 23 34.2 V 703
2021-11-14 06:58:28 C 04 59 21.60 -16 23 34.9 V 703
2021-11-14 07:06:54 C 04 59 21.35 -16 23 35.0 V 703
2021-11-14 07:15:21 C 04 59 21.14 -16 23 36.0 V 703
2021-11-15 15:28:13 C 04 58 30.83 -16 25 34.1 m 349
2021-11-15 15:50:17 C 04 58 30.23 -16 25 35.4 m 349
2021-11-19 09:30:12 C 04 56 05.11 -16 29 12.3 V T05
2021-11-19 09:36:10 C 04 56 04.93 -16 29 12.6 V T05
2021-11-19 10:13:02 C 04 56 03.89 -16 29 13.1 V T05
2021-11-19 10:20:57 C 04 56 03.68 -16 29 14.1 V T05
2021-11-21 10:31:13 C 04 54 42.941 -16 30 00.42 U F52
2021-11-21 10:39:39 C 04 54 42.67 -16 30 00.0 V T08
2021-11-21 10:42:18 C 04 54 42.57 -16 30 00.5 V T08
2021-11-21 10:45:56 C 04 54 42.503 -16 30 00.56 U F52