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
2021-09-10 07:37:10 C 23 49 16.13 +09 23 08.2 V 703
2021-09-10 07:44:50 C 23 49 16.15 +09 23 21.8 V 703
2021-09-10 07:53:17 C 23 49 16.13 +09 23 38.5 V 703
2021-09-10 08:00:58 C 23 49 16.19 +09 23 53.5 V 703
2021-09-10 09:04:03 C 23 49 23.470 +09 26 10.46 U F52
2021-09-10 09:18:01 C 23 49 23.483 +09 26 35.81 U F52
2021-09-10 09:31:52 C 23 49 23.478 +09 27 00.89 U F52
2021-09-10 09:45:47 C 23 49 23.463 +09 27 25.89 U F52
2021-09-13 06:40:30 C 23 51 20.02 +10 56 30.6 V 703
2021-09-13 06:48:08 C 23 51 19.90 +10 56 38.4 V 703
2021-09-13 06:55:46 C 23 51 19.94 +10 56 45.1 V 703
2021-09-13 07:03:24 C 23 51 19.90 +10 56 52.7 V 703