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
2022-10-30 22:09:04 C 01 38 06.447 +21 40 08.18 V Z99
2022-10-30 22:12:35 C 01 38 09.662 +21 38 51.93 V Z99
2022-10-30 22:13:07 C 01 38 09.30 +21 39 21.3 X K19
2022-10-30 22:13:21 C 01 38 07.62 +21 38 47.2 V G34
2022-10-30 22:17:13 C 01 38 11.14 +21 37 23.3 V G34
2022-10-30 22:21:04 C 01 38 14.66 +21 35 59.2 V G34
2022-10-30 22:24:56 C 01 38 18.19 +21 34 35.1 V G34
2022-10-30 22:28:47 C 01 38 21.70 +21 33 11.3 V G34
2022-10-30 22:32:38 C 01 38 25.24 +21 31 47.0 V G34
2022-10-30 22:37:05 C 01 38 29.80 +21 30 39.9 V 104
2022-10-30 22:39:01 C 01 38 31.56 +21 29 57.6 V 104
2022-10-30 22:40:58 C 01 38 33.33 +21 29 15.0 V 104
2022-10-30 22:51:21 C 01 38 42.821 +21 25 28.10 V K63
2022-10-30 22:55:02 C 01 38 46.173 +21 24 07.61 V K63
2022-10-30 22:57:23 C 01 38 48.295 +21 23 15.87 V K63
2022-10-30 23:34:16 C 01 39 22.514 +21 09 20.05 X K87
2022-10-30 23:39:45 C 01 39 27.550 +21 07 19.74 X K87
2022-10-31 00:08:11 C 01 39 53.582 +20 57 06.30 V K38
2022-10-31 00:19:20 C 01 40 03.874 +20 52 57.61 V K38
2022-10-31 00:30:34 C 01 40 14.278 +20 48 47.12 V K38
2022-10-31 01:35:02 C 01 41 15.80 +20 24 53.8 X 958
2022-10-31 01:40:17 C 01 41 20.75 +20 22 54.5 X 958
2022-10-31 01:45:07 C 01 41 25.21 +20 21 05.9 X 958
2022-11-01 21:49:40 C 02 28 21.749 +00 41 29.87 X K87
2022-11-01 21:57:42 C 02 28 30.300 +00 37 29.86 X K87
2022-11-01 22:05:45 C 02 28 38.957 +00 33 28.22 X K87
2022-11-04 04:17:01 C 03 31 57.37 -25 12 52.3 u 807
2022-11-04 04:24:05 C 03 32 05.11 -25 15 48.2 u 807
2022-11-04 04:31:09 C 03 32 12.83 -25 18 42.5 u 807
2024-10-29 06:54:06 C 03 21 48.647 +31 42 02.16 V 703
2024-10-29 06:57:29 C 03 21 52.182 +31 40 54.77 V 703
2024-10-29 07:04:11 C 03 21 59.166 +31 38 39.41 V 703
2024-10-29 07:45:28 C 03 22 42.341 +31 24 44.64 V I52
2024-10-29 07:45:43 C 03 22 42.589 +31 24 38.56 V I52
2024-10-29 07:45:58 C 03 22 42.834 +31 24 34.34 V I52
2024-10-29 07:46:12 C 03 22 43.104 +31 24 29.84 V I52
2024-10-30 08:56:10 C 03 50 46.946 +21 50 30.66 V 703
2024-10-30 08:59:29 C 03 50 50.478 +21 49 05.41 V 703
2024-10-30 09:02:47 C 03 50 53.912 +21 47 42.61 V 703
2024-10-30 09:32:22 C 03 51 24.757 +21 35 17.34 V V06
2024-10-30 09:32:33 C 03 51 24.930 +21 35 11.65 V V06
2024-10-30 09:32:45 C 03 51 25.128 +21 35 07.15 V V06
2024-10-30 15:39:46 C 03 58 00.423 +18 58 39.74 V T12
2024-10-30 15:40:48 C 03 58 01.526 +18 58 12.50 V T12
2024-10-30 15:41:48 C 03 58 02.591 +18 57 46.18 V T12
2024-10-30 15:42:48 C 03 58 03.650 +18 57 19.93 V T12
2024-10-31 08:44:46 C 04 16 59.707 +11 16 24.17 V 703
2024-10-31 08:48:04 C 04 17 03.059 +11 14 51.36 V 703
2024-10-31 08:51:21 C 04 17 06.414 +11 13 20.10 V 703
2024-10-31 08:54:39 C 04 17 09.762 +11 11 49.45 V 703