2021 RA

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5111037000
Semi-major axis (a)1.8734614000 AU
Inclination (i)4.81604000°
Long. of Asc. Node (Ω)341.90308000°
Arg. of Perihelion (ω)313.06950000°
Mean Anomaly (M)245.19560000°
Mean Motion (n)0.3843589200°/day
Perihelion dist (q)0.91592830 AU
Aphelion dist (Q)2.83099450 AU
Orbital Period2.56428990 yr
Physical Parameters
H (abs. magnitude)24.70
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.580″
Uncertainty6
Orbit TypeApollo
MOID0.004464 AU
Observations Used203
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-09-13
Observations (212)
Date Type RA Dec Mag Band Observatory
2021-09-03 11:46:03 C 23 21 22.03 -11 09 22.2 q E94
2021-09-03 11:49:13 C 23 21 23.77 -11 07 50.4 q E94
2021-09-03 11:52:24 C 23 21 25.49 -11 06 18.0 q E94
2021-09-03 11:55:37 C 23 21 27.24 -11 04 45.4 q E94
2021-09-03 11:58:37 C 23 21 28.86 -11 03 18.6 q E94
2021-09-03 21:18:44 C 23 27 01.12 -07 20 54.0 X G02
2021-09-03 21:23:49 C 23 27 03.23 -07 19 02.2 X G02
2021-09-03 21:28:05 C 23 27 04.95 -07 17 30.5 X G02
2021-09-03 21:53:08 C 23 27 21.23 -07 08 29.6 q J69
2021-09-03 21:58:58 C 23 27 23.62 -07 06 25.4 q J69
2021-09-03 22:04:48 C 23 27 26.04 -07 04 20.6 q J69
2021-09-03 22:10:38 C 23 27 28.44 -07 02 16.7 q J69
2021-09-03 22:16:28 C 23 27 30.78 -07 00 12.8 q J69
2021-09-03 22:22:18 C 23 27 33.11 -06 58 09.7 q J69
2021-09-03 22:22:52 C 23 27 21.53 -06 57 44.6 V 089
2021-09-03 23:55:44 C 23 28 04.87 -06 25 50.0 V K87
2021-09-03 23:56:57 C 23 28 05.35 -06 25 24.7 V K87
2021-09-03 23:58:11 C 23 28 05.76 -06 24 59.4 V K87
2021-09-04 00:21:10 C 23 28 05.70 -06 16 57.2 V 089
2021-09-04 00:24:31 C 23 28 06.84 -06 15 49.7 V 089
2021-09-04 00:31:13 C 23 28 09.36 -06 13 34.7 V 089
2021-09-04 00:34:34 C 23 28 10.66 -06 12 28.5 V 089
2021-09-04 01:38:55 C 23 28 46.27 -05 51 49.8 V J95
2021-09-04 01:47:02 C 23 28 49.16 -05 49 12.4 V J95
2021-09-04 01:54:59 C 23 28 51.95 -05 46 39.0 V J95
2021-09-04 02:03:03 C 23 28 54.80 -05 44 03.5 V J95
2021-09-04 22:50:50 C 23 36 05.68 -00 35 06.9 V Z80
2021-09-04 22:55:49 C 23 36 06.64 -00 34 09.4 V Z80
2021-09-04 23:00:49 C 23 36 07.63 -00 33 12.2 V Z80
2021-09-04 23:13:20 C 23 36 07.78 -00 30 40.9 V A17
2021-09-04 23:21:21 C 23 36 09.25 -00 29 09.9 V A17
2021-09-04 23:29:23 C 23 36 10.72 -00 27 38.9 V A17
2021-09-04 23:34:59 C 23 36 11.30 -00 26 36.6 V K87
2021-09-04 23:35:58 C 23 36 11.50 -00 26 25.2 V K87
2021-09-04 23:36:57 C 23 36 11.70 -00 26 13.7 V K87
2021-09-05 00:18:03 C 23 36 16.19 -00 18 25.7 o K88
2021-09-05 00:18:28 C 23 36 16.27 -00 18 20.6 o K88
2021-09-05 00:18:53 C 23 36 16.32 -00 18 16.6 o K88
2021-09-05 00:19:17 C 23 36 16.43 -00 18 11.3 o K88
2021-09-05 11:12:17 C 23 38 44.74 +01 32 04.5 V T05
2021-09-05 11:50:44 C 23 38 48.85 +01 37 42.7 V T05
2021-09-05 12:31:19 C 23 38 53.26 +01 43 34.7 V T05
2021-09-05 13:07:07 C 23 38 57.28 +01 48 40.6 V T05
2021-09-05 21:24:10 C 23 40 42.63 +02 51 55.9 V C47
2021-09-05 21:36:02 C 23 40 43.96 +02 53 22.9 V C47
2021-09-05 21:40:00 C 23 40 44.40 +02 53 51.7 V C47
2021-09-05 21:43:57 C 23 40 44.83 +02 54 20.8 V C47
2021-09-05 21:47:55 C 23 40 45.26 +02 54 49.7 V C47
2021-09-05 22:09:44 C 23 40 50.31 +02 57 16.8 V Z80
2021-09-05 22:16:24 C 23 40 51.09 +02 58 04.8 V Z80