2021 RD2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6105153000
Semi-major axis (a)1.4191470000 AU
Inclination (i)43.91145000°
Long. of Asc. Node (Ω)170.86914000°
Arg. of Perihelion (ω)291.43940000°
Mean Anomaly (M)132.13563000°
Mean Motion (n)0.5829925700°/day
Perihelion dist (q)0.55273600 AU
Aphelion dist (Q)2.28555800 AU
Orbital Period1.69060080 yr
Physical Parameters
H (abs. magnitude)23.15
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.810″
Uncertainty8
Orbit TypeApollo
MOID0.093282 AU
Observations Used32
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-09-15
Observations (32)
Date Type RA Dec Mag Band Observatory
2021-09-05 08:05:08 C 23 25 17.801 +20 15 20.22 U F52
2021-09-05 08:21:50 C 23 25 16.080 +20 14 22.47 U F52
2021-09-05 08:55:23 C 23 25 12.600 +20 12 26.88 U F52
2021-09-05 14:15:43 C 23 24 38.664 +19 53 32.96 V F51
2021-09-05 20:06:22 C 23 24 06.90 +19 32 06.8 V L01
2021-09-05 20:10:52 C 23 24 06.43 +19 31 50.6 V L01
2021-09-05 20:15:55 C 23 24 05.93 +19 31 33.1 V L01
2021-09-05 21:39:25 C 23 23 56.96 +19 26 21.4 V 033
2021-09-05 21:43:20 C 23 23 56.55 +19 26 07.5 V 033
2021-09-05 21:47:14 C 23 23 56.14 +19 25 53.2 V 033
2021-09-05 21:55:10 C 23 23 56.327 +19 25 32.49 V J04
2021-09-05 22:21:52 C 23 23 53.478 +19 23 54.09 V J04
2021-09-06 03:23:54 C 23 23 22.24 +19 04 48.6 u H21
2021-09-06 03:31:01 C 23 23 21.47 +19 04 21.7 u H21
2021-09-06 03:42:49 C 23 23 20.16 +19 03 37.0 u H21
2021-09-07 04:43:32 C 23 20 35.86 +17 21 33.0 u H21
2021-09-07 04:55:12 C 23 20 34.45 +17 20 42.0 u H21
2021-09-10 08:58:26 C 23 10 15.409 +10 33 55.91 U F52
2021-09-10 09:12:22 C 23 10 13.022 +10 32 25.17 U F52
2021-09-10 09:26:17 C 23 10 10.654 +10 30 54.87 U F52
2021-09-10 09:40:12 C 23 10 08.252 +10 29 24.09 U F52
2021-09-10 14:36:07 C 23 09 19.45 +09 57 21.1 V Q62
2021-09-10 16:39:06 C 23 08 57.97 +09 43 28.9 V Q62
2021-09-11 21:35:53 C 23 03 53.87 +06 09 38.4 V 033
2021-09-11 21:36:48 C 23 03 53.69 +06 09 31.3 V 033
2021-09-11 21:37:42 C 23 03 53.51 +06 09 24.1 V 033
2021-09-12 20:10:10 C 22 59 24.86 +02 58 48.3 V 033
2021-09-12 20:10:50 C 22 59 24.71 +02 58 42.2 V 033
2021-09-12 20:11:29 C 22 59 24.58 +02 58 36.6 V 033
2021-09-15 03:20:30 C 22 46 01.83 -06 33 53.1 u 807
2021-09-15 03:26:09 C 22 46 00.15 -06 34 59.6 u 807
2021-09-15 03:31:55 C 22 45 58.45 -06 36 08.4 u 807