2021 WO

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2788609741 ± 3.45e-07
Semi-major axis (a)0.8376124296 AU ± 6.87e-08
Inclination (i)12.48201475° ± 3.02e-05
Long. of Asc. Node (Ω)208.13009483° ± 7.60e-05
Arg. of Perihelion (ω)59.80817332° ± 7.42e-05
Mean Anomaly (M)201.72513098° ± 3.03e-04
Mean Motion (n)1.2857235719°/day ± 1.58e-07
Perihelion dist (q)0.60403501 AU ± 2.94e-07
Aphelion dist (Q)1.07118985 AU ± 3.02e-07
Orbital Period0.76659268 yr ± 9.44e-08
Physical Parameters
H (abs. magnitude)20.92
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.363″
Uncertainty0
Orbit TypeAten
MOID0.061102 AU
Observations Used81
Oppositions1
Arc Total2018-2022
First Observation Used2018-11-07
Last Observation Used2022-03-02
Observations (83)
Date Type RA Dec Mag Band Observatory
2018-11-07 14:48:02 C 08 48 59.102 -06 24 32.18 V F52
2018-11-07 14:59:45 C 08 48 59.269 -06 24 54.97 V F52
2018-11-07 15:12:40 C 08 48 59.454 -06 25 20.10 V F52
2018-11-07 15:26:09 C 08 48 59.640 -06 25 46.03 V F52
2018-11-15 12:09:50 C 08 52 23.12 -12 41 50.5 V G96
2018-11-15 12:17:11 C 08 52 23.15 -12 42 05.6 V G96
2018-11-15 12:24:33 C 08 52 23.19 -12 42 20.7 V G96
2021-11-23 06:23:02 C 23 54 56.76 -46 45 13.1 V T05
2021-11-23 06:23:41 C 23 54 56.90 -46 45 11.5 V T05
2021-11-23 06:30:56 C 23 54 59.12 -46 44 55.6 V T05
2021-11-23 06:31:36 C 23 54 59.40 -46 44 54.3 V T05
2021-11-24 04:19:43 C 00 01 54.87 -45 59 19.7 u 807
2021-11-24 04:27:39 C 00 01 57.29 -45 59 01.5 u 807
2021-11-24 04:35:35 C 00 01 59.68 -45 58 44.8 u 807
2021-11-25 00:34:56 C 00 07 57.37 -45 18 50.9 X Y00
2021-11-25 00:44:03 C 00 07 59.83 -45 18 31.4 X Y00
2021-11-25 00:52:53 C 00 08 02.19 -45 18 13.4 X Y00
2021-11-25 01:09:41 C 00 08 08.83 -45 17 36.0 u 807
2021-11-25 01:13:39 C 00 08 09.88 -45 17 28.2 u 807
2021-11-25 01:17:37 C 00 08 10.95 -45 17 20.2 u 807
2021-11-26 08:41:10 C 00 16 40.88 -44 15 33.3 q E94
2021-11-26 09:05:03 C 00 16 46.55 -44 14 46.0 q E94
2021-11-26 09:26:53 C 00 16 51.89 -44 14 02.8 q E94
2021-11-26 09:48:59 C 00 16 57.19 -44 13 20.2 q E94
2021-11-28 01:46:43 C 00 26 32.32 -42 57 59.5 u 807
2021-11-28 01:54:31 C 00 26 34.00 -42 57 47.2 u 807
2021-11-28 02:02:14 C 00 26 35.60 -42 57 32.9 u 807
2021-11-30 00:51:24 C 00 36 25.88 -41 33 29.1 u 807
2021-11-30 00:55:28 C 00 36 26.65 -41 33 22.3 u 807
2021-11-30 00:59:24 C 00 36 27.34 -41 33 15.6 u 807
2021-12-04 02:08:13 C 00 53 13.67 -38 52 42.9 u 807
2021-12-04 02:10:26 C 00 53 13.97 -38 52 39.7 u 807
2021-12-04 02:12:26 C 00 53 14.25 -38 52 36.3 u 807
2021-12-09 03:01:30 C 01 09 35.87 -35 55 20.2 u 807
2021-12-09 03:09:22 C 01 09 36.72 -35 55 10.0 u 807
2021-12-09 03:17:15 C 01 09 37.63 -35 54 58.9 u 807
2021-12-15 04:30:02 C 01 25 19.37 -32 47 14.0 u 807
2021-12-15 04:33:54 C 01 25 19.72 -32 47 09.9 u 807
2021-12-15 04:37:53 C 01 25 20.06 -32 47 04.5 u 807
2021-12-25 10:25:52 C 01 46 43.45 -28 11 20.5 V 474
2021-12-25 10:30:56 C 01 46 43.80 -28 11 15.8 V 474
2021-12-25 10:36:00 C 01 46 44.17 -28 11 09.5 V 474
2021-12-25 10:41:04 C 01 46 44.57 -28 11 04.7 V 474
2021-12-28 02:04:12 C 01 51 39.78 -27 05 53.3 u 807
2021-12-28 02:12:07 C 01 51 40.39 -27 05 45.8 u 807
2021-12-28 02:19:55 C 01 51 40.94 -27 05 37.5 u 807
2021-12-29 01:35:00 C 01 53 27.20 -26 42 07.8 u 807
2021-12-29 01:42:54 C 01 53 27.76 -26 41 59.4 u 807
2021-12-29 01:50:49 C 01 53 28.30 -26 41 51.2 u 807
2021-12-31 01:20:59 C 01 57 02.04 -25 54 29.8 u 807