2021 WA

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6039285709 ± 3.23e-04
Semi-major axis (a)2.0869585889 AU ± 1.48e-03
Inclination (i)9.12124057° ± 4.13e-03
Long. of Asc. Node (Ω)60.07623007° ± 7.74e-04
Arg. of Perihelion (ω)294.91542163° ± 6.49e-03
Mean Anomaly (M)132.52410886° ± 6.01e-01
Mean Motion (n)0.3269200291°/day ± 3.49e-04
Perihelion dist (q)0.82658467 AU ± 8.95e-04
Aphelion dist (Q)3.34733251 AU ± 2.48e-03
Orbital Period3.01488497 yr ± 3.22e-03
Physical Parameters
H (abs. magnitude)24.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.482″
Uncertainty3
Orbit TypeApollo
MOID0.023244 AU
Observations Used66
Oppositions1
Arc Total2021-2021
First Observation Used2021-11-16
Last Observation Used2021-11-28
Observations (66)
Date Type RA Dec Mag Band Observatory
2021-11-16 05:43:23 C 04 10 26.19 -21 21 37.5 V 703
2021-11-16 05:51:39 C 04 10 25.37 -21 15 56.3 V 703
2021-11-16 06:08:13 C 04 10 23.50 -21 04 35.6 V 703
2021-11-16 06:52:49 C 04 10 18.60 -20 34 17.4 V I52
2021-11-16 06:53:00 C 04 10 18.57 -20 34 09.5 V I52
2021-11-16 06:53:11 C 04 10 18.54 -20 34 01.8 V I52
2021-11-16 06:53:23 C 04 10 18.53 -20 33 54.4 V I52
2021-11-16 08:54:14 C 04 10 04.93 -19 12 48.8 V I52
2021-11-16 08:54:25 C 04 10 04.93 -19 12 41.5 V I52
2021-11-16 08:54:36 C 04 10 04.90 -19 12 33.7 V I52
2021-11-16 08:54:48 C 04 10 04.89 -19 12 26.1 V I52
2021-11-16 10:25:04 C 04 09 55.87 -18 13 00.3 V I52
2021-11-16 10:25:15 C 04 09 55.82 -18 12 53.2 V I52
2021-11-16 10:25:26 C 04 09 55.84 -18 12 45.8 V I52
2021-11-16 14:18:10 C 04 10 07.11 -15 45 59.6 r P93
2021-11-16 14:18:48 C 04 10 07.04 -15 45 36.6 r P93
2021-11-16 14:20:00 C 04 10 06.93 -15 44 51.7 r P93
2021-11-16 14:20:36 C 04 10 06.87 -15 44 29.7 r P93
2021-11-16 14:21:14 C 04 10 06.82 -15 44 06.7 r P93
2021-11-16 14:21:51 C 04 10 06.77 -15 43 44.2 r P93
2021-11-16 14:48:35 C 04 09 59.27 -15 22 04.7 V Q62
2021-11-16 14:51:26 C 04 09 58.90 -15 20 19.2 V Q62
2021-11-16 14:54:04 C 04 09 58.70 -15 18 44.1 V Q62
2021-11-16 23:38:44 C 04 09 51.09 -10 23 58.9 V J95
2021-11-16 23:45:41 C 04 09 50.40 -10 20 15.6 V Z80
2021-11-16 23:52:50 C 04 09 49.84 -10 16 26.2 V Z80
2021-11-16 23:57:33 C 04 09 49.68 -10 13 54.6 V J95
2021-11-17 00:00:21 C 04 09 49.45 -10 12 24.9 V J95
2021-11-17 00:09:21 C 04 09 48.80 -10 07 36.6 V J95
2021-11-17 01:21:26 C 04 09 39.80 -09 29 11.2 V L01
2021-11-17 01:22:22 C 04 09 39.71 -09 28 41.6 V L01
2021-11-17 01:23:24 C 04 09 39.66 -09 28 08.7 V L01
2021-11-17 01:24:14 C 04 09 39.61 -09 27 42.6 V L01
2021-11-17 01:25:12 C 04 09 39.54 -09 27 12.4 V L01
2021-11-17 06:51:45 C 04 09 43.21 -06 42 26.9 V G96
2021-11-17 06:51:59 C 04 09 43.20 -06 42 20.4 V G96
2021-11-17 06:52:13 C 04 09 43.17 -06 42 13.4 V G96
2021-11-17 06:52:27 C 04 09 43.16 -06 42 06.8 V G96
2021-11-17 07:19:47 C 04 09 29.02 -06 24 47.5 V W98
2021-11-17 08:02:44 C 04 09 25.90 -06 04 18.9 V W98
2021-11-17 09:22:17 C 04 09 31.41 -05 31 42.3 17.3 r 718
2021-11-17 09:23:05 C 04 09 31.32 -05 31 20.1 17.2 r 718
2021-11-17 09:23:54 C 04 09 31.30 -05 30 56.7 17.6 r 718
2021-11-17 09:24:42 C 04 09 31.23 -05 30 34.8 17.4 r 718
2021-11-17 09:25:31 C 04 09 31.22 -05 30 14.1 17.9 r 718
2021-11-17 09:26:20 C 04 09 31.20 -05 29 50.6 18.2 r 718
2021-11-17 09:27:57 C 04 09 31.05 -05 29 05.1 17.5 r 718
2021-11-17 13:06:37 C 04 09 40.40 -03 50 10.5 V 900
2021-11-17 13:12:05 C 04 09 39.96 -03 47 46.3 V 900
2021-11-17 13:17:34 C 04 09 39.67 -03 45 23.4 V 900