2022 UD21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3750072041 ± 1.86e-07
Semi-major axis (a)1.5847545270 AU ± 3.15e-09
Inclination (i)18.36444742° ± 2.48e-05
Long. of Asc. Node (Ω)217.92469846° ± 1.48e-06
Arg. of Perihelion (ω)207.54515666° ± 1.30e-04
Mean Anomaly (M)179.10460415° ± 5.22e-05
Mean Motion (n)0.4940481468°/day ± 1.47e-09
Perihelion dist (q)0.99046016 AU ± 2.95e-07
Aphelion dist (Q)2.17904889 AU ± 2.95e-07
Orbital Period1.99500047 yr ± 5.95e-09
Physical Parameters
H (abs. magnitude)25.58
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.401″
Uncertainty0
Orbit TypeApollo
MOID0.026292 AU
Observations Used102
Oppositions1
Arc Total2022-2024
First Observation Used2022-10-27
Last Observation Used2024-11-01
Observations (110)
Date Type RA Dec Mag Band Observatory
2022-10-27 17:03:14 C 00 35 43.99 +40 20 48.1 V K88
2022-10-27 17:07:41 C 00 35 46.87 +40 20 09.3 V K88
2022-10-27 17:12:47 C 00 35 50.05 +40 19 25.9 V K88
2022-10-30 07:40:49 C 01 24 36.857 +26 33 36.80 U F52
2022-10-30 07:46:22 C 01 24 41.504 +26 31 54.65 V F52
2022-10-30 08:12:03 C 01 25 03.030 +26 23 59.26 V F52
2022-10-30 08:18:04 C 01 25 08.052 +26 22 07.34 V F52
2022-10-30 08:28:25 C 01 25 16.711 +26 18 54.22 U F52
2022-10-30 08:33:58 C 01 25 21.355 +26 17 10.66 V F52
2022-10-30 09:51:08 C 01 26 26.023 +25 52 51.78 V T05
2022-10-30 09:56:20 C 01 26 30.382 +25 51 11.70 V T05
2022-10-30 10:33:11 C 01 27 01.440 +25 39 24.62 V T05
2022-10-30 10:41:22 C 01 27 08.290 +25 36 46.58 V T05
2022-10-30 12:57:33 C 01 29 06.095 +24 51 59.71 V F51
2022-10-30 12:58:28 C 01 29 06.962 +24 51 39.94 V F51
2022-10-30 18:26:13 C 01 34 41.84 +22 59 15.6 V K83
2022-10-30 18:28:55 C 01 34 44.27 +22 58 21.1 V K83
2022-10-30 18:34:44 C 01 34 49.67 +22 56 19.0 V K83
2022-10-30 18:43:10 C 01 34 57.44 +22 53 25.8 V K83
2022-10-30 18:49:02 C 01 35 02.78 +22 51 26.2 V K83
2022-10-30 18:51:35 C 01 35 05.18 +22 50 31.9 V K83
2022-10-30 19:05:57 C 01 35 18.348 +22 44 54.85 V J95
2022-10-30 19:08:20 C 01 35 20.558 +22 44 04.92 V J95
2022-10-30 19:10:40 C 01 35 22.687 +22 43 16.61 V J95
2022-10-30 19:14:06 C 01 35 25.901 +22 42 05.44 V J95
2022-10-30 19:19:01 C 01 35 31.02 +22 40 57.3 V C95
2022-10-30 19:30:06 C 01 35 41.16 +22 37 06.0 V C95
2022-10-30 19:37:23 C 01 35 46.04 +22 34 33.5 X 595
2022-10-30 19:42:22 C 01 35 52.37 +22 32 50.5 V C95
2022-10-30 19:48:52 C 01 35 56.54 +22 30 33.2 X 595
2022-10-30 20:00:22 C 01 36 06.96 +22 26 30.9 X 595
2022-10-30 20:29:51 C 01 36 33.320 +22 15 56.00 q 246
2022-10-30 20:30:10 C 01 36 33.500 +22 15 49.50 q 246
2022-10-30 20:30:20 C 01 36 33.710 +22 15 45.70 q 246
2022-10-30 20:30:48 C 01 36 34.160 +22 15 36.30 q 246
2022-10-30 20:32:58 C 01 36 36.140 +22 14 50.40 q 246
2022-10-30 20:33:36 C 01 36 36.740 +22 14 36.90 q 246
2022-10-30 20:56:43 C 01 37 06.90 +22 07 27.9 V J22
2022-10-30 21:04:39 C 01 37 14.17 +22 04 40.4 V J22
2022-10-30 21:12:23 C 01 37 21.22 +22 01 55.9 V J22
2022-10-30 21:56:51 C 01 37 52.53 +21 45 08.4 V L01
2022-10-30 21:58:38 C 01 37 54.19 +21 44 29.9 V L01
2022-10-30 22:00:11 C 01 37 55.58 +21 43 56.5 V L01
2022-10-30 22:01:47 C 01 37 57.02 +21 43 21.7 V L01
2022-10-30 22:03:34 C 01 37 58.64 +21 42 43.2 V L01
2022-10-30 22:04:16 C 01 38 01.25 +21 42 33.0 X K19
2022-10-30 22:05:05 C 01 38 00.01 +21 42 10.3 V L01
2022-10-30 22:05:31 C 01 38 03.179 +21 41 24.35 V Z99
2022-10-30 22:06:26 C 01 38 01.25 +21 41 41.0 V L01
2022-10-30 22:08:41 C 01 38 05.32 +21 40 56.0 X K19