IAA RAS IAA Minor Planet Database

2021 OG1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5366069330 ± 4.86e+01
Semi-major axis (a)2.1363847505 AU ± 2.15e+02
Inclination (i)0.83788166° ± 5.65e+01
Long. of Asc. Node (Ω)318.82059064° ± 3.79e+02
Arg. of Perihelion (ω)322.22051212° ± 6.65e+02
Mean Anomaly (M)144.61168926° ± 7.73e+04
Mean Motion (n)0.3156620700°/day ± 4.77e+01
Perihelion dist (q)0.98998810 AU ± 1.44e+02
Aphelion dist (Q)3.28253530 AU ± 3.47e+02
Orbital Period3.12235070 yr ± 4.72e+02
Physical Parameters
H (abs. magnitude)24.97
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.189″
Uncertainty3
Orbit TypeApollo
MOID0.003899 AU
Observations Used40
Oppositions1
Arc Total2021-2021
First Observation Used—
Last Observation Used2021-08-17
Observations (48)
Date Type RA Dec Mag Band Observatory
2021-07-30 12:37:43 C 23 35 29.40 -16 13 41.7 – V T05
2021-07-30 12:48:13 C 23 35 28.17 -16 10 57.1 – V T05
2021-07-30 12:51:30 C 23 35 27.78 -16 10 05.6 – V T05
2021-07-30 13:04:05 C 23 35 26.28 -16 06 49.2 – V T05
2021-07-31 01:33:41 C 23 36 31.97 -13 14 06.5 – X Y00
2021-07-31 01:38:34 C 23 36 31.79 -13 13 15.2 – X Y00
2021-07-31 01:43:27 C 23 36 31.68 -13 12 23.7 – X Y00
2021-07-31 22:27:51 C 23 36 53.94 -10 18 19.4 – V G34
2021-07-31 22:32:12 C 23 36 53.80 -10 17 50.7 – V G34
2021-07-31 22:36:33 C 23 36 53.61 -10 17 21.0 – V G34
2021-07-31 22:40:55 C 23 36 53.46 -10 16 51.0 – V G34
2021-08-01 00:23:08 C 23 36 50.01 -10 04 57.0 – V L01
2021-08-01 00:25:18 C 23 36 51.35 -09 57 23.7 – V L81
2021-08-01 00:25:56 C 23 36 49.87 -10 04 38.2 – V L01
2021-08-01 00:40:50 C 23 36 48.99 -10 02 58.9 – V L01
2021-08-01 00:41:05 C 23 36 49.98 -09 55 39.8 – V L81
2021-08-01 00:43:38 C 23 36 48.80 -10 02 40.1 – V L01
2021-08-01 00:46:25 C 23 36 48.60 -10 02 22.3 – V L01
2021-08-01 01:18:45 C 23 36 44.34 -09 58 58.7 – o K88
2021-08-01 01:19:31 C 23 36 44.36 -09 58 54.2 – o K88
2021-08-01 01:20:18 C 23 36 44.25 -09 58 48.9 – o K88
2021-08-01 01:21:04 C 23 36 44.23 -09 58 43.8 – o K88
2021-08-01 01:44:00 C 23 36 44.24 -09 48 47.6 – V L81
2021-08-01 09:59:11 C 23 36 56.48 -09 04 44.7 – U I41
2021-08-01 10:02:57 C 23 36 56.20 -09 04 23.7 – U I41
2021-08-01 10:21:10 C 23 36 54.78 -09 02 41.8 – U I41
2021-08-01 10:21:50 C 23 36 54.73 -09 02 38.1 – U I41
2021-08-02 13:26:36 C 23 37 08.95 -06 59 46.1 – V T08
2021-08-02 13:31:54 C 23 37 08.53 -06 59 27.6 – V T08
2021-08-02 14:22:50 C 23 37 04.59 -06 56 24.3 – V T08
2021-08-02 14:31:44 C 23 37 03.96 -06 55 52.0 – V T08
2021-08-04 11:47:13 C 23 37 19.034 -04 55 49.13 – U F51
2021-08-04 12:04:31 C 23 37 17.947 -04 55 15.29 – U F51
2021-08-04 12:21:49 C 23 37 16.847 -04 54 41.59 – U F51
2021-08-11 02:21:08 C 23 35 40.72 -02 16 51.5 – V 033
2021-08-11 02:22:43 C 23 35 40.68 -02 16 50.9 – V 033
2021-08-11 02:24:18 C 23 35 40.61 -02 16 50.0 – V 033
2021-08-11 02:26:08 C 23 35 40.56 -02 16 48.9 – V 033
2021-08-12 11:41:16 C 23 35 12.732 -02 02 04.92 – U F51
2021-08-12 11:59:12 C 23 35 11.902 -02 01 58.38 – U F51
2021-08-12 12:17:13 C 23 35 11.077 -02 01 51.73 – U F51
2021-08-12 12:35:13 C 23 35 10.245 -02 01 45.42 – U F51
2021-08-13 01:11:14 C 23 34 58.07 -01 58 07.7 – V 033
2021-08-13 01:13:18 C 23 34 57.99 -01 58 06.6 – V 033
2021-08-17 12:04:30 C 23 33 01.510 -01 33 53.84 – U F51
2021-08-17 12:21:44 C 23 33 00.780 -01 33 51.65 – U F51
2021-08-17 12:38:52 C 23 33 00.055 -01 33 49.31 – U F51
2021-08-17 12:56:04 C 23 32 59.329 -01 33 46.88 – U F51