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
2004-10-01 09:10:40 C 23 54 04.57 +25 35 41.2 c 673
2004-10-01 09:21:29 C 23 54 04.02 +25 35 12.6 c 673
2004-10-03 04:50:17 C 23 52 32.73 +23 37 54.9 r 734
2004-10-03 05:02:55 C 23 52 32.12 +23 37 18.1 r 734
2004-10-03 05:34:27 C 23 52 30.73 +23 35 49.9 r 734
2004-10-03 19:03:02 C 23 52 03.45 +22 56 38.5 c A35
2004-10-03 19:04:12 C 23 52 03.42 +22 56 35.3 c A35
2004-10-03 19:05:25 C 23 52 03.38 +22 56 31.8 c A35
2004-10-03 19:06:36 C 23 52 03.29 +22 56 28.3 c A35
2004-10-10 01:47:55 C 23 46 54.51 +14 11 51.2 z H67
2004-10-10 01:50:48 C 23 46 54.40 +14 11 40.1 z H67
2004-10-10 01:53:24 C 23 46 54.26 +14 11 29.9 z H67
2004-10-10 04:48:44 C 23 46 47.93 +13 59 48.8 18.7 c 704
2004-10-10 05:04:27 C 23 46 47.27 +13 58 45.3 19.1 c 704
2004-10-10 05:20:11 C 23 46 46.56 +13 57 41.7 19.1 c 704
2004-10-10 05:35:55 C 23 46 45.87 +13 56 38.0 18.9 c 704
2004-10-10 05:51:38 C 23 46 45.16 +13 55 33.9 18.7 c 704
2004-10-14 22:13:28 C 23 43 35.63 +05 34 44.1 r 941
2004-10-14 22:14:07 C 23 43 35.61 +05 34 40.9 r 941
2004-10-14 22:14:45 C 23 43 35.60 +05 34 37.8 r 941
2004-10-14 22:15:23 C 23 43 35.56 +05 34 34.5 r 941
2004-10-15 19:07:51 C 23 43 06.84 +03 52 26.5 o 084
2004-10-17 04:28:01 C 23 42 25.40 +01 05 15.6 18.7 d 703
2004-10-17 04:38:42 C 23 42 25.01 +01 04 20.8 18.1 d 703
2004-10-17 04:49:27 C 23 42 24.69 +01 03 26.1 18.1 d 703
2004-10-17 05:00:10 C 23 42 24.28 +01 02 31.1 18.1 d 703
2004-10-17 22:21:27 C 23 42 04.02 -00 26 58.6 18.4 r 130
2004-10-17 22:24:36 C 23 42 03.91 -00 27 15.0 18.4 r 130
2004-10-17 22:27:33 C 23 42 03.84 -00 27 30.3 18.3 r 130
2004-10-17 22:30:40 C 23 42 03.75 -00 27 47.1 18.6 r 130
2004-10-18 01:56:49 C 23 42 03.42 -00 45 26.5 17.9 c 704
2004-10-18 02:13:43 C 23 42 02.96 -00 46 54.2 18.1 c 704
2004-10-18 02:30:37 C 23 42 02.45 -00 48 22.2 18.1 c 704
2004-10-18 02:47:31 C 23 42 01.95 -00 49 50.3 18.2 c 704
2004-10-18 03:04:25 C 23 42 01.48 -00 51 18.0 18.3 c 704
2004-10-18 04:42:54 C 23 41 58.47 -00 59 51.1 18.9 c 704
2004-10-18 04:58:52 C 23 41 57.98 -01 01 14.2 19.3 c 704
2004-10-18 05:14:48 C 23 41 57.49 -01 02 37.5 19.1 c 704
2004-10-18 05:30:45 C 23 41 56.98 -01 03 59.8 18.9 c 704
2004-10-18 05:46:41 C 23 41 56.48 -01 05 23.0 19.0 c 704
2004-10-19 07:18:58 C 23 41 31.44 -03 19 38.9 18.2 c 704
2004-10-19 07:33:56 C 23 41 31.07 -03 20 58.2 18.2 c 704
2004-10-19 07:48:57 C 23 41 30.69 -03 22 17.7 17.8 c 704
2004-10-19 08:03:56 C 23 41 30.35 -03 23 38.1 18.6 c 704
2004-10-19 08:18:55 C 23 41 29.98 -03 24 56.3 17.8 c 704
2004-10-23 04:03:57 C 23 40 45.28 -11 39 40.5 c 670
2004-10-30 20:06:46 C 23 42 18.90 -27 44 33.2 c 952
2004-10-30 20:07:03 C 23 42 18.86 -27 44 34.4 c 952
2004-10-30 20:18:59 C 23 42 19.00 -27 45 32.9 c 952
2004-10-30 20:20:21 C 23 42 19.01 -27 45 40.6 c 952