2021 WU1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3905629681 ± 2.35e-04
Semi-major axis (a)1.5152557380 AU ± 5.28e-04
Inclination (i)2.96455759° ± 1.50e-03
Long. of Asc. Node (Ω)63.46214628° ± 2.42e-04
Arg. of Perihelion (ω)309.44470101° ± 2.39e-03
Mean Anomaly (M)71.56169335° ± 4.18e-01
Mean Motion (n)0.5284250172°/day ± 2.76e-04
Perihelion dist (q)0.92345296 AU ± 4.81e-04
Aphelion dist (Q)2.10705852 AU ± 8.17e-04
Orbital Period1.86521503 yr ± 9.76e-04
Physical Parameters
H (abs. magnitude)26.16
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.125″
Uncertainty3
Orbit TypeApollo
MOID0.008665 AU
Observations Used26
Oppositions1
Arc Total2021-2021
First Observation Used2021-11-27
Last Observation Used2021-12-01
Observations (28)
Date Type RA Dec Mag Band Observatory
2021-11-27 08:42:17 C 04 52 25.05 +24 41 29.7 V V00
2021-11-27 09:05:26 C 04 52 26.15 +24 42 22.9 V V00
2021-11-27 09:13:13 C 04 52 26.53 +24 42 40.5 V V00
2021-11-27 09:20:59 C 04 52 26.91 +24 42 58.1 V V00
2021-11-27 12:40:06 C 04 52 43.651 +24 51 09.86 U F52
2021-11-27 12:57:37 C 04 52 44.450 +24 51 47.46 U F52
2021-11-27 13:15:08 C 04 52 45.287 +24 52 24.55 U F52
2021-11-27 13:32:35 C 04 52 46.158 +24 53 01.20 U F52
2021-11-27 22:40:39 C 04 53 42.40 +25 11 53.7 V 033
2021-11-27 22:41:48 C 04 53 42.45 +25 11 56.1 V 033
2021-11-27 22:42:58 C 04 53 42.51 +25 11 58.6 V 033
2021-11-27 23:45:41 C 04 53 47.32 +25 14 10.4 V J95
2021-11-28 00:16:15 C 04 53 48.85 +25 15 15.5 V J95
2021-11-28 00:32:39 C 04 53 49.67 +25 15 49.5 V J95
2021-11-28 00:42:59 C 04 53 50.17 +25 16 11.0 V J95
2021-11-28 02:50:11 C 04 53 55.32 +25 20 21.0 V 033
2021-11-28 02:51:20 C 04 53 55.38 +25 20 23.0 V 033
2021-11-28 02:52:30 C 04 53 55.47 +25 20 25.5 V 033
2021-11-28 02:55:09 C 04 54 10.74 +25 20 53.5 o 291
2021-11-28 03:03:04 C 04 54 11.25 +25 21 12.1 o 291
2021-11-28 07:53:43 C 04 54 24.38 +25 31 33.3 V G96
2021-11-28 08:01:09 C 04 54 24.63 +25 31 48.4 V G96
2021-11-28 08:08:35 C 04 54 24.91 +25 32 02.9 V G96
2021-11-28 08:15:59 C 04 54 25.14 +25 32 17.0 V G96
2021-12-01 07:47:02 C 04 58 42.46 +27 22 20.7 V I52
2021-12-01 07:56:03 C 04 58 42.57 +27 22 31.4 V I52
2021-12-01 07:59:36 C 04 58 42.61 +27 22 35.8 V I52
2021-12-01 08:05:27 C 04 58 42.68 +27 22 42.7 V I52