2020 RA4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5578840000
Semi-major axis (a)2.3287101000 AU
Inclination (i)9.80770000°
Long. of Asc. Node (Ω)352.66060000°
Arg. of Perihelion (ω)8.83015000°
Mean Anomaly (M)162.46033000°
Mean Motion (n)0.2773517700°/day
Perihelion dist (q)1.02956000 AU
Aphelion dist (Q)3.62786020 AU
Orbital Period3.55363760 yr
Physical Parameters
H (abs. magnitude)26.70
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.430″
Uncertainty6
Orbit TypeAmor
MOID0.026043 AU
Observations Used31
Oppositions1
Arc Total
First Observation Used
Last Observation Used2020-09-16
Observations (32)
Date Type RA Dec Mag Band Observatory
2020-09-11 08:16:52 C 22 56 48.505 -30 34 08.02 V F51
2020-09-11 08:42:51 C 22 57 00.520 -30 28 16.43 V F51
2020-09-12 10:49:38 C 23 11 13.722 -23 49 42.77 V F51
2020-09-12 11:04:52 C 23 11 21.223 -23 45 24.81 U F51
2020-09-12 11:19:43 C 23 11 28.592 -23 41 11.94 U F51
2020-09-12 11:34:32 C 23 11 35.963 -23 36 59.44 V F51
2020-09-12 21:25:31 C 23 17 28.00 -20 45 21.6 V L01
2020-09-12 21:27:34 C 23 17 29.08 -20 44 44.5 V L01
2020-09-12 21:29:59 C 23 17 30.35 -20 44 00.8 V L01
2020-09-12 21:34:43 C 23 17 32.82 -20 42 35.0 V L01
2020-09-13 00:11:05 C 23 18 56.02 -19 54 49.7 V 104
2020-09-13 00:25:14 C 23 19 03.54 -19 50 26.2 V 104
2020-09-13 00:39:17 C 23 19 10.96 -19 46 05.0 V 104
2020-09-13 22:25:44 C 23 32 27.16 -12 34 37.5 V J95
2020-09-13 22:31:47 C 23 32 30.60 -12 32 30.6 V J95
2020-09-13 22:38:30 C 23 32 34.44 -12 30 10.0 V J95
2020-09-13 22:44:13 C 23 32 37.64 -12 28 09.0 V J95
2020-09-13 22:51:30 C 23 32 42.00 -12 25 19.8 V I93
2020-09-13 23:04:20 C 23 32 49.18 -12 20 49.1 V I93
2020-09-14 05:57:17 C 23 37 03.72 -09 52 43.2 q 734
2020-09-14 06:01:01 C 23 37 05.89 -09 51 22.6 q 734
2020-09-14 06:04:45 C 23 37 08.02 -09 49 58.5 q 734
2020-09-14 09:33:07 C 23 39 21.334 -08 32 26.52 U F52
2020-09-14 10:04:18 C 23 39 38.441 -08 20 57.01 U F52
2020-09-14 10:19:57 C 23 39 47.047 -08 15 08.68 U F52
2020-09-15 05:45:10 C 23 52 18.59 -00 51 04.3 V I52
2020-09-15 05:49:56 C 23 52 21.48 -00 49 11.8 V I52
2020-09-15 05:50:53 C 23 52 22.00 -00 48 49.9 V I52
2020-09-15 05:51:50 C 23 52 22.57 -00 48 28.3 V I52
2020-09-16 05:01:40 C 00 07 41.53 +08 19 38.1 V I52
2020-09-16 05:02:46 C 00 07 42.19 +08 20 03.7 V I52
2020-09-16 05:04:52 C 00 07 43.44 +08 20 53.4 V I52