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
2021-11-21 10:48:20 C 04 54 42.37 -16 30 00.2 V T08
2021-11-21 10:56:19 C 04 54 42.15 -16 30 00.7 V T08
2021-11-21 11:00:41 C 04 54 42.079 -16 30 00.73 U F52
2021-11-21 11:15:26 C 04 54 41.650 -16 30 00.81 U F52
2021-11-23 11:24:34 C 04 53 19.31 -16 29 56.6 V T05
2021-11-23 12:14:40 C 04 53 17.79 -16 29 56.4 V T05
2021-11-23 12:43:56 C 04 53 16.91 -16 29 55.8 V T05
2021-11-24 02:07:27 C 04 52 53.98 -16 29 42.5 V W88
2021-11-24 02:27:17 C 04 52 53.44 -16 29 41.9 V W88
2021-11-24 11:05:50 C 04 52 38.375 -16 29 36.05 U F51
2021-11-24 11:20:44 C 04 52 37.919 -16 29 35.85 U F51
2021-11-24 11:35:39 C 04 52 37.483 -16 29 35.54 U F51
2021-11-24 11:50:34 C 04 52 37.032 -16 29 35.13 U F51
2021-11-25 09:22:37 C 04 51 59.58 -16 29 05.4 V T08
2021-11-25 09:29:16 C 04 51 59.31 -16 29 05.0 V T08
2021-11-25 09:37:57 C 04 51 59.12 -16 29 04.5 V T08
2021-11-25 10:27:12 C 04 51 57.63 -16 29 03.4 V T08
2021-11-26 10:44:43 C 04 51 15.05 -16 28 17.3 V T08
2021-11-26 10:56:41 C 04 51 14.75 -16 28 16.8 V T08
2021-11-26 11:13:19 C 04 51 14.28 -16 28 15.3 V T08
2021-11-27 08:55:53 C 04 50 36.12 -16 27 23.0 V T05
2021-11-27 09:01:50 C 04 50 35.99 -16 27 22.8 V T05
2021-11-27 09:10:27 C 04 50 35.70 -16 27 22.6 V T05
2021-11-27 09:27:05 C 04 50 35.21 -16 27 21.7 V T05
2021-11-27 16:14:57 C 04 50 23.11 -16 27 03.6 q Q11
2021-11-27 16:29:32 C 04 50 22.68 -16 27 03.1 q Q11
2021-11-27 16:43:07 C 04 50 22.27 -16 27 02.4 q Q11
2021-11-28 10:52:46 C 04 49 50.18 -16 26 06.3 V T05
2021-11-28 11:01:38 C 04 49 49.92 -16 26 05.4 V T05
2021-11-28 11:06:14 C 04 49 49.79 -16 26 05.4 V T05
2021-11-28 11:24:44 C 04 49 49.21 -16 26 04.3 V T05
2021-11-28 14:44:30 C 04 49 43.39 -16 25 53.5 V 900
2021-11-28 14:53:35 C 04 49 43.13 -16 25 52.8 V 900
2021-11-29 07:28:49 C 04 49 13.68 -16 24 54.3 V 703
2021-11-29 07:36:23 C 04 49 13.47 -16 24 53.9 V 703
2021-11-29 07:43:58 C 04 49 13.23 -16 24 53.4 V 703
2021-11-29 07:51:32 C 04 49 12.99 -16 24 53.1 V 703
2021-11-29 11:02:32 C 04 49 07.26 -16 24 40.6 V T08
2021-11-29 11:07:11 C 04 49 07.14 -16 24 40.6 V T08
2021-11-29 11:15:10 C 04 49 06.92 -16 24 40.4 V T08
2021-11-29 11:32:26 C 04 49 06.37 -16 24 38.7 V T08
2021-12-03 09:41:10 C 04 46 18.97 -16 16 59.8 V T08
2021-12-03 09:50:27 C 04 46 18.74 -16 16 58.9 V T08
2021-12-03 09:53:06 C 04 46 18.64 -16 16 58.7 V T08
2021-12-03 10:02:24 C 04 46 18.33 -16 16 57.7 V T08
2021-12-05 07:11:00 C 04 44 58.17 -16 12 06.5 V 703
2021-12-05 07:18:33 C 04 44 57.95 -16 12 05.7 V 703
2021-12-05 07:26:06 C 04 44 57.71 -16 12 04.9 V 703
2021-12-05 07:33:39 C 04 44 57.48 -16 12 03.5 V 703
2021-12-06 06:58:54 C 04 44 16.12 -16 09 14.4 V G96