2021 RG4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4684404228 ± 5.99e-05
Semi-major axis (a)2.1840812638 AU ± 2.81e-04
Inclination (i)5.98463693° ± 5.69e-04
Long. of Asc. Node (Ω)24.30482870° ± 2.69e-04
Arg. of Perihelion (ω)350.61974414° ± 1.61e-04
Mean Anomaly (M)98.39518564° ± 8.85e-02
Mean Motion (n)0.3053578480°/day ± 5.89e-05
Perihelion dist (q)1.16096931 AU ± 1.99e-04
Aphelion dist (Q)3.20719321 AU ± 4.33e-04
Orbital Period3.22777453 yr ± 6.23e-04
Physical Parameters
H (abs. magnitude)23.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.120″
Uncertainty2
Orbit TypeAmor
MOID0.161189 AU
Observations Used30
Oppositions1
Arc Total2021-2021
First Observation Used2021-09-07
Last Observation Used2021-10-27
Observations (32)
Date Type RA Dec Mag Band Observatory
2021-09-07 10:28:56 C 23 24 42.564 -27 34 15.40 U F52
2021-09-07 10:43:36 C 23 24 42.965 -27 34 05.94 U F52
2021-09-07 10:58:16 C 23 24 43.390 -27 33 56.17 U F52
2021-09-07 11:12:57 C 23 24 43.808 -27 33 46.65 U F52
2021-09-08 10:07:24 C 23 25 39.765 -27 18 16.41 U F51
2021-09-08 10:25:24 C 23 25 40.276 -27 18 04.04 U F51
2021-09-08 10:44:35 C 23 25 40.805 -27 17 50.66 U F51
2021-09-08 11:03:59 C 23 25 41.354 -27 17 36.92 U F51
2021-09-09 09:10:16 C 23 26 36.574 -27 01 32.56 V F51
2021-09-09 09:11:26 C 23 26 36.604 -27 01 31.62 V F51
2021-09-09 09:23:05 C 23 26 36.942 -27 01 23.17 V F51
2021-09-09 09:24:15 C 23 26 36.984 -27 01 22.37 V F51
2021-09-09 09:35:51 C 23 26 37.321 -27 01 13.87 V F51
2021-09-09 09:48:30 C 23 26 37.681 -27 01 04.68 V F51
2021-10-05 08:09:46 C 23 58 52.573 -11 30 08.20 U F51
2021-10-05 08:26:18 C 23 58 53.417 -11 29 32.29 U F51
2021-10-05 08:42:49 C 23 58 54.262 -11 28 56.16 U F51
2021-10-05 08:59:18 C 23 58 55.092 -11 28 20.54 U F51
2021-10-05 09:21:27 C 23 58 56.222 -11 27 32.24 U F51
2021-10-05 09:32:41 C 23 58 56.791 -11 27 07.46 U F51
2021-10-05 09:43:52 C 23 58 57.362 -11 26 43.00 U F51
2021-10-05 09:55:05 C 23 58 57.940 -11 26 18.61 U F51
2021-10-11 05:33:22 C 00 08 29.58 -06 09 50.9 V G96
2021-10-11 05:40:49 C 00 08 30.06 -06 09 33.0 V G96
2021-10-11 05:48:16 C 00 08 30.45 -06 09 16.3 V G96
2021-10-11 05:55:44 C 00 08 30.92 -06 08 59.5 V G96
2021-10-26 06:45:07 C 00 36 34.783 +07 29 13.43 U F52
2021-10-26 07:01:42 C 00 36 35.956 +07 29 47.83 U F52
2021-10-26 07:18:23 C 00 36 37.152 +07 30 22.44 U F52
2021-10-26 07:35:08 C 00 36 38.322 +07 30 57.02 U F52
2021-10-27 02:12:52 C 00 38 11.90 +08 08 54.2 V 291
2021-10-27 02:23:09 C 00 38 12.65 +08 09 15.3 V 291