2021 OF1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4189999660 ± 2.71e-05
Semi-major axis (a)1.6310344549 AU ± 7.47e-05
Inclination (i)10.61124872° ± 5.57e-04
Long. of Asc. Node (Ω)301.94301036° ± 2.01e-04
Arg. of Perihelion (ω)71.07386976° ± 5.88e-04
Mean Anomaly (M)358.40062972° ± 4.94e-02
Mean Motion (n)0.4731704046°/day ± 3.25e-05
Perihelion dist (q)0.94763107 AU ± 6.19e-05
Aphelion dist (Q)2.31443784 AU ± 1.15e-04
Orbital Period2.08302606 yr ± 1.43e-04
Physical Parameters
H (abs. magnitude)23.59
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.228″
Uncertainty2
Orbit TypeApollo
MOID0.082004 AU
Observations Used56
Oppositions1
Arc Total2021-2021
First Observation Used2021-07-06
Last Observation Used2021-08-15
Observations (56)
Date Type RA Dec Mag Band Observatory
2021-07-06 10:59:33 C 21 18 06.034 -25 26 40.89 V F51
2021-07-06 11:04:23 C 21 18 06.226 -25 26 35.37 V F51
2021-07-06 11:15:45 C 21 18 06.661 -25 26 23.03 V F51
2021-07-06 11:20:34 C 21 18 06.813 -25 26 17.97 V F51
2021-07-06 11:31:57 C 21 18 07.237 -25 26 05.48 V F51
2021-07-06 11:36:48 C 21 18 07.401 -25 26 00.08 V F51
2021-07-30 11:50:00 C 21 44 35.433 -00 13 02.35 U F51
2021-07-30 12:07:59 C 21 44 36.166 -00 11 24.25 U F51
2021-07-30 12:25:59 C 21 44 36.909 -00 09 46.04 U F51
2021-07-30 12:44:01 C 21 44 37.655 -00 08 07.72 U F51
2021-07-30 21:38:37 C 21 45 13.23 +00 40 45.9 V L01
2021-07-30 21:42:22 C 21 45 13.48 +00 41 06.4 V L01
2021-07-30 21:46:08 C 21 45 13.56 +00 41 26.7 V L01
2021-07-30 21:50:32 C 21 45 13.86 +00 41 52.4 V L01
2021-07-31 02:04:58 C 21 45 26.18 +01 05 44.8 V 033
2021-07-31 02:05:47 C 21 45 26.22 +01 05 49.4 V 033
2021-07-31 02:06:38 C 21 45 26.26 +01 05 53.9 V 033
2021-07-31 07:16:46 C 21 45 45.29 +01 37 02.0 u 807
2021-07-31 07:22:06 C 21 45 45.53 +01 37 32.8 u 807
2021-07-31 07:27:09 C 21 45 45.75 +01 38 02.0 u 807
2021-07-31 20:42:28 C 21 46 40.06 +02 54 34.2 V 033
2021-07-31 20:43:12 C 21 46 40.12 +02 54 38.9 V 033
2021-07-31 20:43:57 C 21 46 40.15 +02 54 43.0 V 033
2021-07-31 20:44:45 C 21 46 40.23 +02 54 48.4 V 033
2021-07-31 21:56:16 C 21 46 44.71 +03 03 25.2 V L81
2021-07-31 22:18:04 C 21 46 45.72 +03 05 36.9 V L81
2021-08-01 09:32:01 C 21 47 29.962 +04 13 38.34 U F51
2021-08-01 10:06:57 C 21 47 31.627 +04 17 16.82 U F51
2021-08-01 10:24:27 C 21 47 32.446 +04 19 06.25 U F51
2021-08-01 10:33:19 C 21 47 32.861 +04 20 02.17 U F51
2021-08-01 10:49:03 C 21 47 33.592 +04 21 40.00 U F51
2021-08-01 11:04:47 C 21 47 34.313 +04 23 18.97 U F51
2021-08-01 11:20:38 C 21 47 35.039 +04 24 59.14 U F51
2021-08-02 21:40:17 C 21 49 59.44 +08 10 33.7 V 033
2021-08-02 21:41:06 C 21 49 59.48 +08 10 38.9 V 033
2021-08-05 17:28:25 C 21 55 21.71 +16 43 48.1 q D29
2021-08-05 17:48:46 C 21 55 23.03 +16 46 35.5 q D29
2021-08-05 18:09:08 C 21 55 24.38 +16 49 22.8 q D29
2021-08-08 00:22:34 C 22 00 43.26 +24 40 39.9 V 033
2021-08-08 00:23:24 C 22 00 43.32 +24 40 47.3 V 033
2021-08-08 00:24:14 C 22 00 43.40 +24 40 54.9 V 033
2021-08-09 20:17:59 C 22 05 57.78 +31 34 40.2 V 033
2021-08-09 20:18:49 C 22 05 57.88 +31 34 48.5 V 033
2021-08-09 20:19:39 C 22 05 58.00 +31 34 56.8 V 033
2021-08-11 01:54:27 C 22 09 56.26 +36 24 50.8 V 033
2021-08-11 01:55:16 C 22 09 56.37 +36 24 58.6 V 033
2021-08-11 01:56:05 C 22 09 56.47 +36 25 06.9 V 033
2021-08-11 01:56:58 C 22 09 56.58 +36 25 15.7 V 033
2021-08-14 19:55:50 C 22 26 55.84 +51 11 30.0 V 033
2021-08-14 19:57:10 C 22 26 56.10 +51 11 43.1 V 033