IAA RAS IAA Minor Planet Database

2021 RM3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2716396916
Semi-major axis (a)1.3277862640 AU
Inclination (i)8.98554241°
Long. of Asc. Node (Ω)343.74950108°
Arg. of Perihelion (ω)41.80145609°
Mean Anomaly (M)246.01928271°
Mean Motion (n)0.6442180100°/day
Perihelion dist (q)0.96710690 AU
Aphelion dist (Q)1.68837990 AU
Orbital Period1.52992880 yr
Physical Parameters
H (abs. magnitude)27.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.378″
Uncertainty—
Orbit TypeApollo
MOID0.009850 AU
Observations Used42
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-09-09
Observations (43)
Date Type RA Dec Mag Band Observatory
2021-09-08 04:18:20 C 22 07 04.65 +11 12 53.4 – V G96
2021-09-08 04:25:55 C 22 07 01.12 +11 18 54.2 – V G96
2021-09-08 04:33:32 C 22 06 57.56 +11 24 54.9 – V G96
2021-09-08 04:41:08 C 22 06 53.88 +11 30 56.9 – V G96
2021-09-08 06:38:09 C 22 05 55.99 +13 04 12.8 – V G96
2021-09-08 06:38:49 C 22 05 55.63 +13 04 44.8 – V G96
2021-09-08 06:39:30 C 22 05 55.30 +13 05 18.1 – V G96
2021-09-08 19:10:49 C 22 02 05.98 +23 31 26.8 – V A17
2021-09-08 19:13:57 C 22 02 02.26 +23 34 03.1 – V 033
2021-09-08 19:14:24 C 22 02 02.03 +23 34 26.8 – V 033
2021-09-08 19:14:51 C 22 02 01.81 +23 34 50.2 – V 033
2021-09-08 19:20:48 C 22 02 01.02 +23 40 13.0 – V A17
2021-09-08 20:15:54 C 22 01 40.64 +24 29 27.7 – X 958
2021-09-08 20:21:11 C 22 01 37.86 +24 34 07.3 – X 958
2021-09-08 20:26:25 C 22 01 35.04 +24 38 44.4 – X 958
2021-09-08 20:32:06 C 22 01 20.71 +24 43 10.1 – V 246
2021-09-08 20:32:22 C 22 01 20.52 +24 43 24.1 – V 246
2021-09-08 20:32:39 C 22 01 20.41 +24 43 38.7 – V 246
2021-09-08 20:32:55 C 22 01 20.27 +24 43 53.4 – V 246
2021-09-08 20:33:12 C 22 01 20.12 +24 44 08.1 – V 246
2021-09-08 20:33:28 C 22 01 19.97 +24 44 22.2 – V 246
2021-09-08 20:33:45 C 22 01 19.75 +24 44 37.9 – V 246
2021-09-08 20:35:12 C 22 01 18.97 +24 45 53.4 – V 246
2021-09-08 20:35:31 C 22 01 18.81 +24 46 10.2 – V 246
2021-09-08 20:35:49 C 22 01 18.70 +24 46 26.2 – V 246
2021-09-08 20:36:08 C 22 01 18.48 +24 46 43.2 – V 246
2021-09-08 20:36:26 C 22 01 18.35 +24 46 59.3 – V 246
2021-09-08 20:58:35 C 22 01 09.56 +25 06 09.2 – V A17
2021-09-08 21:08:38 C 22 01 03.98 +25 14 58.6 – V A17
2021-09-08 21:09:25 C 22 01 02.46 +25 15 39.2 – V K74
2021-09-08 21:29:30 C 22 00 51.30 +25 33 15.6 – V K74
2021-09-08 21:42:53 C 22 00 41.56 +25 46 00.8 – V L01
2021-09-08 21:44:00 C 22 00 40.92 +25 46 59.2 – V L01
2021-09-08 21:45:06 C 22 00 40.27 +25 47 57.6 – V L01
2021-09-08 21:46:27 C 22 00 39.48 +25 49 08.4 – V L01
2021-09-08 22:06:47 C 22 00 29.75 +26 07 12.9 – q 104
2021-09-08 22:16:51 C 22 00 23.82 +26 16 01.6 – q 104
2021-09-08 22:20:12 C 22 00 21.85 +26 18 58.2 – q 104
2021-09-09 18:55:11 C 21 50 52.21 +44 06 08.8 – V 033
2021-09-09 18:55:41 C 21 50 51.86 +44 06 33.8 – V 033
2021-09-09 18:56:11 C 21 50 51.46 +44 06 59.3 – V 033
2021-09-09 18:56:48 C 21 50 51.05 +44 07 30.2 – V 033
2021-09-09 18:57:23 C 21 50 50.61 +44 08 00.2 – V 033