IAA RAS IAA Minor Planet Database

2021 UE3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4168836321 ± 2.45e-04
Semi-major axis (a)1.0168434605 AU ± 1.14e-04
Inclination (i)3.82192960° ± 2.69e-03
Long. of Asc. Node (Ω)35.37734175° ± 9.27e-04
Arg. of Perihelion (ω)243.90746675° ± 2.92e-03
Mean Anomaly (M)55.82205878° ± 2.75e-01
Mean Motion (n)0.9612384318°/day ± 1.62e-04
Perihelion dist (q)0.59293807 AU ± 2.58e-04
Aphelion dist (Q)1.44074886 AU ± 2.97e-04
Orbital Period1.02537128 yr ± 1.73e-04
Physical Parameters
H (abs. magnitude)25.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.267″
Uncertainty3
Orbit TypeApollo
MOID0.004639 AU
Observations Used44
Oppositions1
Arc Total2021-2021
First Observation Used2021-10-28
Last Observation Used2021-11-01
Observations (46)
Date Type RA Dec Mag Band Observatory
2021-10-28 09:24:24 C 04 13 00.076 +22 25 38.29 – U F52
2021-10-28 09:40:46 C 04 12 41.357 +22 25 39.83 – U F52
2021-10-28 10:02:39 C 04 12 07.41 +22 25 14.5 – V V00
2021-10-28 10:09:39 C 04 11 59.42 +22 25 13.5 – V V00
2021-10-28 10:13:42 C 04 12 03.587 +22 25 41.99 – U F52
2021-10-28 10:16:39 C 04 11 51.39 +22 25 12.4 – V V00
2021-10-28 10:23:40 C 04 11 43.49 +22 25 10.8 – V V00
2021-10-28 14:46:01 C 04 06 56.653 +22 24 49.65 – V F51
2021-10-28 14:46:57 C 04 06 55.613 +22 24 49.11 – V F51
2021-10-28 20:36:49 C 04 01 09.21 +22 21 40.2 – V 246
2021-10-28 20:37:38 C 04 01 08.36 +22 21 40.5 – V 246
2021-10-28 20:38:03 C 04 01 08.38 +22 21 40.6 – V 246
2021-10-28 20:44:18 C 04 01 01.61 +22 21 39.3 – V 246
2021-10-28 20:44:42 C 04 01 01.17 +22 21 39.0 – V 246
2021-10-28 20:45:07 C 04 01 00.68 +22 21 38.3 – V 246
2021-10-28 20:46:21 C 04 00 59.48 +22 21 38.3 – V 246
2021-10-28 21:27:45 C 04 00 17.83 +22 21 39.6 – V 104
2021-10-28 21:36:05 C 04 00 09.31 +22 21 37.1 – V 104
2021-10-28 21:44:25 C 04 00 00.75 +22 21 36.1 – V 104
2021-10-28 23:32:36 C 03 58 09.56 +22 20 47.7 – V 033
2021-10-28 23:33:06 C 03 58 09.04 +22 20 47.2 – V 033
2021-10-28 23:33:36 C 03 58 08.58 +22 20 47.3 – V 033
2021-10-28 23:34:09 C 03 58 07.99 +22 20 46.7 – V 033
2021-10-29 00:10:42 C 03 57 31.48 +22 20 46.1 – V 204
2021-10-29 00:23:53 C 03 57 18.12 +22 20 40.7 – V 204
2021-10-29 00:37:12 C 03 57 04.63 +22 20 35.5 – V 204
2021-10-29 03:52:02 C 03 53 51.14 +22 18 38.9 – V 033
2021-10-29 03:52:37 C 03 53 50.59 +22 18 38.4 – V 033
2021-10-29 03:53:12 C 03 53 50.03 +22 18 38.3 – V 033
2021-10-29 08:54:57 C 03 49 15.01 +22 17 01.6 – V I52
2021-10-29 08:55:11 C 03 49 14.74 +22 17 00.8 – V I52
2021-10-29 08:55:26 C 03 49 14.53 +22 17 00.7 – V I52
2021-10-29 08:55:40 C 03 49 14.31 +22 17 00.5 – V I52
2021-10-30 21:37:40 C 03 20 31.96 +21 48 13.3 – V 033
2021-10-30 21:39:00 C 03 20 30.99 +21 48 12.9 – V 033
2021-10-31 07:51:49 C 03 13 51.71 +21 39 47.6 – V I52
2021-10-31 07:52:10 C 03 13 51.45 +21 39 47.3 – V I52
2021-10-31 07:52:31 C 03 13 51.23 +21 39 47.5 – V I52
2021-10-31 07:52:52 C 03 13 50.96 +21 39 46.9 – V I52
2021-10-31 20:13:13 C 03 06 37.51 +21 27 31.8 – V 033
2021-10-31 20:14:08 C 03 06 36.98 +21 27 31.1 – V 033
2021-10-31 20:15:03 C 03 06 36.45 +21 27 30.3 – V 033
2021-10-31 20:16:02 C 03 06 35.86 +21 27 29.2 – V 033
2021-11-01 11:54:55 C 02 58 10.062 +21 14 04.44 – U F51
2021-11-01 12:35:09 C 02 57 48.670 +21 13 24.07 – U F51
2021-11-01 13:08:20 C 02 57 31.211 +21 12 49.82 – U F51