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
2021-04-10 04:29:27 C 09 55 26.73 -15 20 45.2 V G96
2021-04-10 04:36:50 C 09 55 26.00 -15 20 45.7 V G96
2021-04-13 05:10:05 C 09 49 29.86 -15 28 44.6 V I52
2021-04-13 05:13:18 C 09 49 29.56 -15 28 44.9 V I52
2021-04-13 05:18:41 C 09 49 29.07 -15 28 45.6 V I52
2021-04-13 05:21:54 C 09 49 28.82 -15 28 46.0 V I52
2021-04-17 23:59:57 C 09 41 06.63 -15 40 38.3 u 807
2021-04-18 00:05:48 C 09 41 06.17 -15 40 38.8 u 807
2021-04-18 00:11:36 C 09 41 05.73 -15 40 39.4 u 807
2021-04-19 06:28:04 C 09 39 04.795 -15 44 44.92 V F52
2021-04-19 06:42:46 C 09 39 03.680 -15 44 46.63 V F52
2021-04-25 02:59:12 C 09 30 50.57 -16 03 19.3 u 807
2021-04-25 03:07:00 C 09 30 50.10 -16 03 19.8 u 807
2021-04-25 03:13:52 C 09 30 49.71 -16 03 20.8 u 807
2021-04-30 01:14:17 C 09 25 13.92 -16 24 32.5 u 807
2021-04-30 01:18:57 C 09 25 13.69 -16 24 33.7 u 807
2021-04-30 03:26:31 C 09 25 08.64 -16 25 44.3 o 691
2021-04-30 03:45:34 C 09 25 07.59 -16 25 47.4 o 691
2021-04-30 04:04:38 C 09 25 06.55 -16 25 50.8 o 691
2021-05-01 04:17:09 C 09 24 05.17 -16 30 54.2 o 691
2021-05-01 04:27:58 C 09 24 04.67 -16 30 56.4 o 691
2021-05-01 04:38:47 C 09 24 04.08 -16 30 57.8 o 691
2021-05-05 04:54:40 C 09 20 22.96 -16 53 42.0 o 691
2021-05-05 05:21:39 C 09 20 21.79 -16 53 47.8 o 691
2021-05-05 23:31:33 C 09 19 45.69 -16 57 54.5 u 807
2021-05-05 23:36:21 C 09 19 45.48 -16 57 56.1 u 807
2021-05-05 23:41:02 C 09 19 45.25 -16 57 57.1 u 807
2021-05-11 23:45:49 C 09 15 14.95 -17 42 45.0 u 807
2021-05-11 23:51:42 C 09 15 14.71 -17 42 46.4 u 807
2021-05-11 23:57:35 C 09 15 14.47 -17 42 47.7 u 807
2021-05-22 23:14:37 C 09 07 39.34 -19 43 09.5 u 807
2021-05-22 23:22:05 C 09 07 38.98 -19 43 14.1 u 807
2021-05-22 23:29:22 C 09 07 38.64 -19 43 18.1 u 807
2021-05-28 23:44:21 C 09 01 56.81 -21 15 47.9 u 807
2021-05-28 23:50:21 C 09 01 56.42 -21 15 51.8 u 807
2021-05-28 23:56:11 C 09 01 56.05 -21 15 55.7 u 807
2021-05-31 23:02:59 C 08 58 07.98 -22 09 55.9 u 807
2021-05-31 23:10:58 C 08 58 07.25 -22 10 02.4 u 807
2021-05-31 23:19:01 C 08 58 06.71 -22 10 08.5 u 807
2021-06-11 06:41:55 C 08 34 05.12 -26 18 51.6 V 474
2021-06-11 06:45:19 C 08 34 04.49 -26 18 55.5 V 474
2021-06-11 06:48:43 C 08 34 03.90 -26 18 59.5 V 474
2021-07-04 13:47:02 C 02 12 28.67 -22 48 07.3 V T08
2021-07-04 14:11:36 C 02 12 03.68 -22 45 15.6 V T08
2021-07-04 14:12:15 C 02 12 02.98 -22 45 10.5 V T08
2021-07-04 14:21:35 C 02 11 53.44 -22 44 04.8 V T08
2021-07-04 14:30:10 C 02 11 44.69 -22 43 04.7 V T08
2021-07-04 14:44:09 C 02 11 30.31 -22 41 25.7 V T08
2021-07-04 14:52:06 C 02 11 22.15 -22 40 29.2 V T08
2021-07-06 17:56:53 S 01 27 11.741 -16 28 35.58 L C51