455588 (2004 RU331)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2440831192 ± 1.01e-08
Semi-major axis (a)1.2412362926 AU ± 3.29e-10
Inclination (i)17.46169439° ± 4.47e-06
Long. of Asc. Node (Ω)201.55809405° ± 2.53e-06
Arg. of Perihelion (ω)261.85472475° ± 6.55e-06
Mean Anomaly (M)34.42634090° ± 4.72e-06
Mean Motion (n)0.7127390896°/day ± 2.84e-10
Perihelion dist (q)0.93827147 AU ± 1.25e-08
Aphelion dist (Q)1.54420112 AU ± 1.26e-08
Orbital Period1.38287109 yr ± 5.50e-10
Physical Parameters
H (abs. magnitude)20.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.330″
Uncertainty0
Orbit TypeApollo
MOID0.103713 AU
Observations Used423
Oppositions5
Arc Total2004-2023
First Observation Used2004-09-15
Last Observation Used2023-06-15
Observations (445)
Date Type RA Dec Mag Band Observatory
2004-09-15 06:55:05 C 00 05 42.19 +35 33 15.3 19.8 c 704
2004-09-15 07:11:36 C 00 05 41.51 +35 33 03.3 19.8 c 704
2004-09-15 07:11:45 C 00 05 41.65 +35 33 03.5 20.0 c 704
2004-09-15 07:29:01 C 00 05 41.05 +35 32 50.0 19.9 c 704
2004-09-15 07:29:09 C 00 05 41.13 +35 32 49.4 20.0 c 704
2004-09-15 07:45:58 C 00 05 40.54 +35 32 37.1 20.4 c 704
2004-09-15 07:46:06 C 00 05 40.63 +35 32 36.2 20.5 c 704
2004-09-15 08:02:44 C 00 05 40.07 +35 32 24.7 20.4 c 704
2004-09-15 08:02:53 C 00 05 40.12 +35 32 23.6 20.5 c 704
2004-09-16 07:16:59 C 00 05 10.41 +35 13 55.7 20.1 c 704
2004-09-16 07:33:29 C 00 05 09.91 +35 13 42.2 19.4 c 704
2004-09-16 07:49:58 C 00 05 09.42 +35 13 28.0 19.8 c 704
2004-09-21 06:44:59 C 00 02 06.29 +33 08 53.8 19.5 c 704
2004-09-21 07:19:18 C 00 02 05.00 +33 08 09.8 20.1 c 704
2004-09-21 07:36:27 C 00 02 04.22 +33 07 48.1 20.3 c 704
2004-09-21 07:53:36 C 00 02 03.66 +33 07 26.4 20.2 c 704
2004-09-22 03:25:44 C 00 01 31.66 +32 41 28.4 c G90
2004-09-22 03:32:30 C 00 01 31.40 +32 41 19.5 c G90
2004-09-22 03:39:15 C 00 01 31.18 +32 41 10.8 c G90
2004-09-22 04:27:35 C 00 01 28.82 +32 40 06.0 r 649
2004-09-22 04:32:42 C 00 01 28.64 +32 39 58.7 r 649
2004-09-22 04:37:49 C 00 01 28.46 +32 39 52.2 r 649
2004-09-22 05:44:59 C 00 01 26.73 +32 38 21.4 r G70
2004-09-22 05:54:13 C 00 01 26.12 +32 38 11.5 c 651
2004-09-22 05:56:24 C 00 01 26.02 +32 38 08.7 c 651
2004-09-22 05:59:22 C 00 01 25.91 +32 38 04.7 c 651
2004-09-22 06:45:00 C 00 01 24.39 +32 37 00.2 r G70
2004-09-22 06:46:26 C 00 01 23.88 +32 37 00.0 19.4 c 704
2004-09-22 06:48:40 C 00 01 23.01 +32 36 55.0 r 850
2004-09-22 07:03:55 C 00 01 23.18 +32 36 36.1 19.7 c 704
2004-09-22 07:05:13 C 00 01 22.33 +32 36 31.7 r 850
2004-09-22 07:12:20 C 00 01 23.32 +32 36 23.3 r G70
2004-09-22 07:21:25 C 00 01 22.49 +32 36 11.8 19.9 c 704
2004-09-22 07:22:05 C 00 01 21.71 +32 36 07.8 r 850
2004-09-22 07:37:48 C 00 01 21.11 +32 35 45.4 r 850
2004-09-22 07:38:54 C 00 01 21.76 +32 35 47.5 19.4 c 704
2004-09-22 07:56:23 C 00 01 21.11 +32 35 22.9 19.8 c 704
2004-09-23 05:39:04 C 00 00 42.81 +32 04 14.7 19.8 c 704
2004-09-23 05:56:42 C 00 00 42.10 +32 03 49.6 19.6 c 704
2004-09-23 06:14:18 C 00 00 41.41 +32 03 23.6 19.6 c 704
2004-09-23 06:32:07 C 00 00 40.63 +32 02 56.9 19.2 c 704
2004-09-25 20:30:14 C 23 58 42.91 +30 21 34.9 r 941
2004-09-25 20:31:22 C 23 58 42.89 +30 21 32.8 r 941
2004-09-25 20:32:53 C 23 58 42.83 +30 21 30.4 r 941
2004-09-25 20:36:55 C 23 58 42.70 +30 21 24.4 r 941
2004-09-25 22:20:25 C 23 58 38.38 +30 18 20.4 d 170
2004-09-25 22:23:29 C 23 58 38.25 +30 18 15.3 d 170
2004-09-25 22:28:24 C 23 58 38.00 +30 18 06.9 d 170
2004-10-01 08:52:30 C 23 54 05.37 +25 36 27.8 c 673
2004-10-01 08:58:29 C 23 54 05.09 +25 36 13.3 c 673