IAA RAS IAA Minor Planet Database

2021 OF

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5173727000
Semi-major axis (a)2.1291985000 AU
Inclination (i)9.60098000°
Long. of Asc. Node (Ω)130.93051000°
Arg. of Perihelion (ω)177.44429000°
Mean Anomaly (M)140.08831000°
Mean Motion (n)0.3172340900°/day
Perihelion dist (q)1.02760930 AU
Aphelion dist (Q)3.23078770 AU
Orbital Period3.10687820 yr
Physical Parameters
H (abs. magnitude)24.07
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.710″
Uncertainty7
Orbit TypeAmor
MOID0.011441 AU
Observations Used44
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-07-30
Observations (47)
Date Type RA Dec Mag Band Observatory
2021-07-17 07:58:56 C 17 46 51.210 +42 25 30.47 – U F51
2021-07-17 08:16:05 C 17 46 59.894 +42 26 22.39 – U F51
2021-07-17 08:33:17 C 17 47 08.594 +42 27 14.03 – U F51
2021-07-17 22:51:49 C 17 55 41.97 +43 09 10.3 – V J95
2021-07-17 23:00:51 C 17 55 47.35 +43 09 37.6 – V J95
2021-07-17 23:11:08 C 17 55 53.44 +43 10 08.7 – V J95
2021-07-18 01:55:00 C 17 57 33.83 +43 18 00.7 – V Z99
2021-07-18 01:57:45 C 17 57 35.58 +43 18 08.7 – V Z99
2021-07-18 02:02:30 C 17 57 38.60 +43 18 22.4 – V Z99
2021-07-18 02:09:13 C 17 57 42.83 +43 18 41.3 – V Z99
2021-07-18 11:52:28 C 18 04 17.087 +43 50 29.87 – V F51
2021-07-18 12:02:19 C 18 04 23.630 +43 50 56.91 – V F51
2021-07-18 20:27:29 C 18 10 51.58 +44 16 45.1 – V 587
2021-07-18 20:30:34 C 18 10 53.77 +44 16 55.0 – V 587
2021-07-18 20:32:07 C 18 10 54.90 +44 17 00.5 – V 587
2021-07-18 20:41:53 C 18 11 03.52 +44 17 40.8 – V B37
2021-07-18 20:53:54 C 18 11 12.16 +44 18 20.5 – V B37
2021-07-18 21:06:14 C 18 11 21.00 +44 19 01.5 – V B37
2021-07-18 21:07:43 C 18 11 20.39 +44 18 44.6 – V A17
2021-07-18 21:17:37 C 18 11 29.18 +44 19 38.9 – V B37
2021-07-18 21:25:23 C 18 11 33.23 +44 19 40.7 – V A17
2021-07-18 21:27:57 C 18 11 36.64 +44 20 11.5 – V B37
2021-07-18 21:43:07 C 18 11 46.16 +44 20 38.1 – V A17
2021-07-18 23:05:42 C 18 12 48.47 +44 24 53.1 – V J69
2021-07-18 23:17:01 C 18 12 56.70 +44 25 27.2 – V J69
2021-07-18 23:28:20 C 18 13 05.11 +44 26 01.9 – V J69
2021-07-19 01:20:10 C 18 14 29.30 +44 31 35.0 – V J95
2021-07-19 01:26:57 C 18 14 34.47 +44 31 54.7 – V J95
2021-07-19 01:33:42 C 18 14 39.66 +44 32 14.4 – V J95
2021-07-19 01:40:34 C 18 14 44.94 +44 32 34.4 – V J95
2021-07-19 03:33:24 C 18 16 26.44 +44 39 30.1 – u H21
2021-07-19 03:45:30 C 18 16 35.59 +44 40 09.4 – u H21
2021-07-19 03:50:19 C 18 16 39.25 +44 40 25.0 – u H21
2021-07-19 21:43:25 C 18 32 27.66 +45 35 33.9 – V A17
2021-07-19 22:07:20 C 18 32 49.30 +45 36 47.9 – V A17
2021-07-20 21:10:23 C 18 57 28.18 +46 42 54.3 – V A17
2021-07-20 21:20:46 C 18 57 39.89 +46 43 23.2 – V A17
2021-07-20 21:35:23 C 18 57 56.29 +46 44 03.1 – V A17
2021-07-21 20:34:10 C 19 28 05.94 +47 34 21.1 – q 595
2021-07-21 20:53:51 C 19 28 33.12 +47 34 57.9 – q 595
2021-07-29 01:39:09 C 00 25 35.89 +23 57 52.4 – V J95
2021-07-29 01:42:40 C 00 25 39.66 +23 57 02.9 – V J95
2021-07-29 01:46:59 C 00 25 44.33 +23 56 01.0 – V J95
2021-07-29 01:50:54 C 00 25 48.57 +23 55 05.1 – V J95
2021-07-30 01:16:13 C 00 49 33.79 +18 31 11.5 – V 033
2021-07-30 01:16:37 C 00 49 34.17 +18 31 05.8 – V 033
2021-07-30 01:17:02 C 00 49 34.48 +18 31 00.5 – V 033