2021 GM4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3515156954 ± 5.77e-09
Semi-major axis (a)1.5234070472 AU ± 4.71e-09
Inclination (i)5.25066281° ± 1.13e-06
Long. of Asc. Node (Ω)295.07661597° ± 4.56e-06
Arg. of Perihelion (ω)323.97408422° ± 5.73e-06
Mean Anomaly (M)130.20416618° ± 3.89e-06
Mean Motion (n)0.5241895222°/day ± 2.43e-09
Perihelion dist (q)0.98790556 AU ± 9.31e-09
Aphelion dist (Q)2.05890853 AU ± 1.09e-08
Orbital Period1.88028612 yr ± 8.72e-09
Physical Parameters
H (abs. magnitude)21.81
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.207″
Uncertainty0
Orbit TypeApollo
MOID0.011208 AU
Observations Used249
Oppositions7
Arc Total2006-2021
First Observation Used2006-10-15
Last Observation Used2021-10-04
Observations (258)
Date Type RA Dec Mag Band Observatory
2021-08-10 08:38:57 C 22 25 40.82 +09 16 33.3 U I41
2021-08-10 09:30:04 C 22 25 36.25 +09 16 31.6 U I41
2021-08-10 10:30:29 C 22 25 30.89 +09 16 28.9 U I41
2021-08-11 23:30:40 C 22 22 51.42 +09 13 58.3 V K87
2021-08-11 23:34:53 C 22 22 51.11 +09 13 58.0 V K87
2021-08-11 23:39:06 C 22 22 50.82 +09 13 57.7 V K87
2021-08-12 08:08:19 C 22 22 15.08 +09 13 24.6 U I41
2021-08-12 08:36:25 C 22 22 12.74 +09 13 21.9 U I41
2021-08-12 09:05:55 C 22 22 10.28 +09 13 19.0 U I41
2021-08-12 09:32:29 C 22 22 08.06 +09 13 16.1 U I41
2021-08-12 10:32:23 C 22 22 05.28 +09 13 22.2 V T05
2021-08-12 10:35:01 C 22 22 05.11 +09 13 21.4 V T05
2021-08-12 10:42:56 C 22 22 04.45 +09 13 20.6 V T05
2021-08-12 10:50:15 C 22 22 03.80 +09 13 20.0 V T05
2021-08-14 00:15:58 C 22 19 31.43 +09 08 15.9 V K87
2021-08-14 00:22:16 C 22 19 30.92 +09 08 14.9 V K87
2021-08-14 00:28:35 C 22 19 30.44 +09 08 13.3 V K87
2021-08-14 22:50:45 C 22 18 04.77 +09 04 40.0 V K87
2021-08-14 22:57:06 C 22 18 04.33 +09 04 38.6 V K87
2021-08-14 23:03:25 C 22 18 03.89 +09 04 37.6 V K87
2021-08-15 09:45:37 C 22 17 23.96 +09 03 08.4 V T08
2021-08-15 09:53:34 C 22 17 23.40 +09 03 07.2 V T08
2021-08-15 10:28:30 C 22 17 20.69 +09 03 01.0 V T08
2021-08-15 10:31:10 C 22 17 20.53 +09 03 00.4 V T08
2021-08-16 11:46:08 C 22 15 47.07 +08 58 02.6 V T05
2021-08-16 12:37:06 C 22 15 43.33 +08 57 51.1 V T05
2021-08-16 12:42:42 C 22 15 42.99 +08 57 49.6 V T05
2021-08-16 13:20:32 C 22 15 40.25 +08 57 41.5 V T05
2021-08-27 07:08:17 C 22 03 29.56 +07 40 20.0 V 703
2021-08-27 07:15:54 C 22 03 29.24 +07 40 17.7 V 703
2021-08-27 07:23:31 C 22 03 28.92 +07 40 14.8 V 703
2021-08-27 07:31:09 C 22 03 28.58 +07 40 10.6 V 703
2021-08-31 08:57:06 C 22 00 25.648 +07 03 28.61 U F52
2021-08-31 09:15:39 C 22 00 24.966 +07 03 21.47 U F52
2021-08-31 09:34:12 C 22 00 24.282 +07 03 14.35 U F52
2021-08-31 09:52:53 C 22 00 23.593 +07 03 07.06 U F52
2021-08-31 14:38:58 C 22 00 16.37 +07 01 08.6 q D29
2021-08-31 14:59:20 C 22 00 15.63 +07 01 00.8 q D29
2021-08-31 15:19:41 C 22 00 14.93 +07 00 52.7 q D29
2021-09-05 07:47:56 C 21 57 48.370 +06 16 32.28 U F51
2021-09-05 08:05:55 C 21 57 47.910 +06 16 25.13 U F51
2021-09-05 08:23:55 C 21 57 47.448 +06 16 18.13 U F51
2021-09-05 08:41:59 C 21 57 46.992 +06 16 10.84 U F51
2021-09-09 04:33:10 C 21 56 35.07 +05 39 49.5 V G96
2021-09-09 04:40:43 C 21 56 34.92 +05 39 46.3 V G96
2021-09-09 04:48:16 C 21 56 34.78 +05 39 43.5 V G96
2021-09-09 04:55:50 C 21 56 34.68 +05 39 40.8 V G96
2021-09-10 07:09:22 C 21 56 22.187 +05 29 35.20 U F51
2021-09-10 07:27:10 C 21 56 21.936 +05 29 28.41 U F51
2021-09-10 07:44:49 C 21 56 21.684 +05 29 21.70 U F51