IAA RAS IAA Minor Planet Database

2021 WO2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5421352000
Semi-major axis (a)0.9589459000 AU
Inclination (i)16.92254000°
Long. of Asc. Node (Ω)66.95569000°
Arg. of Perihelion (ω)227.55487000°
Mean Anomaly (M)154.07073000°
Mean Motion (n)1.0495736000°/day
Perihelion dist (q)0.43906760 AU
Aphelion dist (Q)1.47882420 AU
Orbital Period0.93905530 yr
Physical Parameters
H (abs. magnitude)24.67
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.680″
Uncertainty7
Orbit TypeAten
MOID0.031839 AU
Observations Used42
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-12-08
Observations (44)
Date Type RA Dec Mag Band Observatory
2021-11-28 07:09:36 C 03 00 17.99 +04 44 59.8 – V 703
2021-11-28 07:17:15 C 03 00 14.60 +04 46 39.9 – V 703
2021-11-28 07:24:55 C 03 00 11.40 +04 48 18.1 – V 703
2021-11-28 07:32:35 C 03 00 07.98 +04 49 55.1 – V 703
2021-11-28 07:47:44 C 03 00 01.42 +04 53 08.8 – V I52
2021-11-28 07:48:15 C 03 00 01.20 +04 53 15.2 – V I52
2021-11-28 08:46:31 C 02 59 36.42 +05 05 31.6 – V I52
2021-11-28 08:50:38 C 02 59 34.71 +05 06 22.9 – V I52
2021-11-28 08:50:53 C 02 59 34.61 +05 06 26.1 – V I52
2021-11-28 08:51:07 C 02 59 34.51 +05 06 29.1 – V I52
2021-11-28 19:06:40 C 02 55 56.60 +07 07 07.3 – V G15
2021-11-28 19:17:23 C 02 55 52.70 +07 09 06.1 – V G15
2021-11-28 19:28:03 C 02 55 48.80 +07 11 04.2 – V G15
2021-11-28 22:40:51 C 02 54 38.93 +07 45 49.8 – V I93
2021-11-28 22:45:38 C 02 54 37.16 +07 46 40.0 – V I93
2021-11-28 22:50:17 C 02 54 35.54 +07 47 29.8 – V I93
2021-11-28 23:02:10 C 02 54 30.06 +07 49 35.4 – V 104
2021-11-28 23:07:35 C 02 54 28.08 +07 50 32.5 – V 104
2021-11-28 23:13:54 C 02 54 25.87 +07 51 39.3 – V 104
2021-11-29 03:03:34 C 02 53 18.62 +08 31 21.3 – V I52
2021-11-29 03:03:49 C 02 53 18.51 +08 31 23.9 – V I52
2021-11-29 03:06:11 C 02 53 17.69 +08 31 48.3 – V I52
2021-11-29 03:21:36 C 02 53 09.60 +08 34 11.8 – u H21
2021-11-29 03:25:39 C 02 53 08.19 +08 34 52.3 – u H21
2021-11-29 03:26:47 C 02 53 05.67 +08 37 30.5 – u 807
2021-11-29 03:29:41 C 02 53 06.80 +08 35 32.9 – u H21
2021-11-29 03:32:24 C 02 53 03.69 +08 38 27.0 – u 807
2021-11-29 03:33:43 C 02 53 05.40 +08 36 13.3 – u H21
2021-11-29 03:37:46 C 02 53 04.01 +08 36 53.7 – u H21
2021-11-29 03:38:03 C 02 53 01.75 +08 39 23.2 – u 807
2021-11-29 03:49:33 C 02 53 02.19 +08 38 58.6 – X 858
2021-11-29 03:55:33 C 02 53 00.12 +08 39 58.4 – X 858
2021-11-29 04:01:16 C 02 52 58.13 +08 40 55.4 – X 858
2021-11-30 04:16:10 C 02 46 15.88 +12 11 28.1 – V G96
2021-11-30 04:24:12 C 02 46 13.70 +12 12 28.8 – V G96
2021-11-30 04:32:12 C 02 46 11.54 +12 13 29.8 – V G96
2021-11-30 04:40:15 C 02 46 09.39 +12 14 30.5 – V G96
2021-11-30 05:19:44 C 02 45 58.78 +12 19 27.0 – V I52
2021-11-30 05:28:37 C 02 45 56.39 +12 20 33.6 – V I52
2021-11-30 05:34:25 C 02 45 54.85 +12 21 17.0 – V I52
2021-11-30 05:46:54 C 02 45 51.48 +12 22 50.2 – V I52
2021-12-08 05:56:45 C 02 23 56.61 +23 56 54.2 – o 291
2021-12-08 06:12:55 C 02 23 55.67 +23 57 21.1 – o 291
2021-12-08 06:29:06 C 02 23 54.69 +23 57 48.4 – o 291