2021 GN4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3515111020 ± 6.89e-06
Semi-major axis (a)1.7965602047 AU ± 2.31e-05
Inclination (i)9.99718179° ± 1.51e-04
Long. of Asc. Node (Ω)48.62486250° ± 8.64e-05
Arg. of Perihelion (ω)141.76004610° ± 9.87e-05
Mean Anomaly (M)338.59433216° ± 1.35e-02
Mean Motion (n)0.4093074155°/day ± 7.90e-06
Perihelion dist (q)1.16504935 AU ± 1.94e-05
Aphelion dist (Q)2.42807106 AU ± 3.36e-05
Orbital Period2.40803427 yr ± 4.65e-05
Physical Parameters
H (abs. magnitude)21.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.318″
Uncertainty2
Orbit TypeAmor
MOID0.187054 AU
Observations Used43
Oppositions1
Arc Total2021-2021
First Observation Used2021-03-22
Last Observation Used2021-06-11
Observations (43)
Date Type RA Dec Mag Band Observatory
2021-03-22 10:26:46 C 16 11 21.74 +03 14 56.9 V G96
2021-03-22 10:35:07 C 16 11 22.47 +03 14 45.6 V G96
2021-03-22 10:50:47 C 16 11 23.87 +03 14 26.6 V G96
2021-03-22 10:59:07 C 16 11 24.55 +03 14 16.4 V G96
2021-04-07 13:57:16 C 16 41 11.769 -05 46 26.32 U F51
2021-04-07 14:15:24 C 16 41 12.647 -05 46 54.35 U F51
2021-04-07 14:51:32 C 16 41 14.386 -05 47 50.34 U F51
2021-04-08 10:29:30 C 16 42 21.21 -06 18 30.2 V I52
2021-04-08 10:34:20 C 16 42 21.46 -06 18 37.4 V I52
2021-04-08 10:36:45 C 16 42 21.58 -06 18 41.0 V I52
2021-04-08 15:07:52 C 16 42 36.69 -06 25 04.9 V 474
2021-04-08 15:11:15 C 16 42 36.87 -06 25 10.9 V 474
2021-04-08 15:14:39 C 16 42 37.04 -06 25 15.2 V 474
2021-04-09 00:08:23 C 16 43 06.39 -06 39 58.8 V L01
2021-04-09 00:12:52 C 16 43 06.59 -06 40 06.1 V L01
2021-04-09 00:17:22 C 16 43 06.83 -06 40 13.5 V L01
2021-04-09 00:24:09 C 16 43 07.13 -06 40 24.0 V L01
2021-04-09 01:58:38 C 16 43 11.56 -06 42 54.7 V 033
2021-04-09 02:03:48 C 16 43 11.81 -06 43 02.7 V 033
2021-04-10 14:05:03 C 16 45 02.014 -07 39 59.52 U F51
2021-04-10 14:23:24 C 16 45 02.749 -07 40 28.76 U F51
2021-04-10 14:41:46 C 16 45 03.482 -07 40 58.03 U F51
2021-04-10 15:00:05 C 16 45 04.213 -07 41 27.37 U F51
2021-04-14 09:08:39 C 16 48 59.56 -10 07 35.5 u 807
2021-04-14 09:16:05 C 16 48 59.75 -10 07 48.1 u 807
2021-04-14 09:23:23 C 16 48 59.95 -10 07 59.9 u 807
2021-04-14 11:44:22 C 16 49 05.49 -10 12 26.4 V I52
2021-04-14 11:48:51 C 16 49 05.64 -10 12 34.9 V I52
2021-04-17 12:47:00 C 16 51 31.837 -12 14 24.55 U F51
2021-04-17 13:04:46 C 16 51 32.177 -12 14 54.63 U F51
2021-04-17 13:22:31 C 16 51 32.518 -12 15 24.63 U F51
2021-04-17 13:40:16 C 16 51 32.854 -12 15 54.56 U F51
2021-04-20 10:57:29 C 16 53 12.90 -14 13 43.4 V I52
2021-04-20 10:59:18 C 16 53 12.87 -14 13 46.2 V I52
2021-04-20 11:01:07 C 16 53 12.92 -14 13 49.8 V I52
2021-04-20 11:02:56 C 16 53 12.93 -14 13 52.6 V I52
2021-06-01 05:24:31 C 16 22 46.24 -36 50 19.5 u 807
2021-06-01 05:30:33 C 16 22 45.92 -36 50 23.6 u 807
2021-06-01 05:36:40 C 16 22 45.60 -36 50 27.5 u 807
2021-06-11 12:15:11 C 16 13 05.71 -38 48 38.3 V 474
2021-06-11 12:20:15 C 16 13 05.58 -38 48 39.3 V 474
2021-06-11 12:25:19 C 16 13 05.28 -38 48 41.3 V 474
2021-06-11 12:30:23 C 16 13 05.21 -38 48 43.3 V 474