IAA RAS IAA Minor Planet Database

2020 UL3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3226354878 ± 3.01e-08
Semi-major axis (a)1.2072268957 AU ± 3.20e-09
Inclination (i)10.39105161° ± 2.37e-06
Long. of Asc. Node (Ω)51.67318723° ± 1.32e-06
Arg. of Perihelion (ω)72.25024713° ± 5.62e-06
Mean Anomaly (M)236.92839808° ± 1.59e-06
Mean Motion (n)0.7430686219°/day ± 2.96e-09
Perihelion dist (q)0.81773266 AU ± 3.64e-08
Aphelion dist (Q)1.59672113 AU ± 3.65e-08
Orbital Period1.32642700 yr ± 5.28e-09
NGA Modelr2
A2-1.39756525e-13 ± 2.63e-14 AU/d²
Physical Parameters
H (abs. magnitude)23.22
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.199″
Uncertainty0
Orbit TypeApollo
MOID0.003277 AU
Observations Used227
Radar Obs Used5
Oppositions2
Arc Total2016-2025
First Observation Used2016-09-25
Last Observation Used2025-06-20
Observations (245)
Date Type RA Dec Mag Band Observatory
2020-10-30 06:31:42 C 05 18 02.08 -06 04 39.7 – V I52
2020-10-30 06:33:53 C 05 18 02.85 -06 04 37.4 – V I52
2020-10-30 06:36:03 C 05 18 03.52 -06 04 35.1 – V I52
2020-10-30 08:38:11 C 05 18 45.72 -06 02 01.4 – o 691
2020-10-30 08:57:51 C 05 18 52.46 -06 01 36.2 – o 691
2020-10-30 09:17:17 C 05 18 59.11 -06 01 11.5 – o 691
2020-10-31 10:17:24 C 05 28 49.19 -05 25 50.1 – o 291
2020-10-31 10:29:03 C 05 28 53.81 -05 25 33.2 – o 291
2020-10-31 10:40:37 C 05 28 58.34 -05 25 13.8 – o 291
2020-11-02 04:34:01 C 05 49 10.32 -04 06 25.9 – u 807
2020-11-02 04:40:45 C 05 49 13.83 -04 06 11.6 – u 807
2020-11-02 04:47:13 C 05 49 17.19 -04 05 57.6 – u 807
2020-11-03 09:46:00 C 06 06 30.27 -02 59 01.4 – V I52
2020-11-03 09:46:49 C 06 06 30.76 -02 58 59.1 – V I52
2020-11-03 09:47:38 C 06 06 31.25 -02 58 57.0 – V I52
2020-11-03 10:57:01 C 06 07 14.44 -02 55 50.7 – o 691
2020-11-03 11:11:31 C 06 07 23.46 -02 55 11.3 – o 691
2020-11-04 23:38:18 C 06 34 37.37 -01 02 53.1 – V 033
2020-11-04 23:38:59 C 06 34 37.93 -01 02 50.5 – V 033
2020-11-04 23:39:39 C 06 34 38.48 -01 02 48.1 – V 033
2020-11-04 23:40:18 C 06 34 39.03 -01 02 46.3 – V 033
2020-11-04 23:40:58 C 06 34 39.56 -01 02 44.0 – V 033
2020-11-05 01:40:39 C 06 36 17.42 -00 55 38.1 – V 033
2020-11-05 01:41:08 C 06 36 17.85 -00 55 36.5 – V 033
2020-11-05 01:41:38 C 06 36 18.23 -00 55 34.5 – V 033
2020-11-06 01:15:23 C 06 57 57.22 +00 36 18.9 – V 033
2020-11-06 01:15:53 C 06 57 57.70 +00 36 21.3 – V 033
2020-11-06 01:16:23 C 06 57 58.17 +00 36 23.3 – V 033
2020-11-06 01:17:53 C 06 57 59.62 +00 36 29.7 – V 033
2020-11-06 01:18:33 C 06 58 00.26 +00 36 32.5 – V 033
2020-11-06 04:19:02 C 07 00 54.91 +00 49 21.2 – V 033
2020-11-06 04:19:42 C 07 00 55.57 +00 49 23.9 – V 033
2020-11-06 04:20:21 C 07 00 56.21 +00 49 26.8 – V 033
2020-11-06 04:21:01 C 07 00 56.86 +00 49 29.9 – V 033
2020-11-06 04:21:41 C 07 00 57.47 +00 49 32.6 – V 033
2020-11-07 01:06:44 C 07 23 26.50 +02 24 51.7 – V 595
2020-11-07 01:12:00 C 07 23 32.43 +02 25 16.7 – V 595
2020-11-07 01:17:16 C 07 23 38.31 +02 25 42.9 – V 595
2020-11-07 01:52:07 C 07 24 17.08 +02 28 20.9 – V 033
2020-11-07 01:52:38 C 07 24 17.63 +02 28 23.3 – V 033
2020-11-07 01:53:08 C 07 24 18.18 +02 28 26.0 – V 033
2020-11-07 01:53:54 C 07 24 19.04 +02 28 29.6 – V 033
2020-11-07 01:54:23 C 07 24 19.59 +02 28 32.0 – V 033
2020-11-07 01:54:51 C 07 24 20.61 +02 28 37.3 – V A17
2020-11-07 02:01:32 C 07 24 28.10 +02 29 09.5 – V A17
2020-11-07 02:11:21 C 07 24 39.09 +02 29 58.0 – V A17
2020-11-08 02:22:43 C 07 54 32.29 +04 34 46.6 – V 033
2020-11-08 02:23:19 C 07 54 33.03 +04 34 49.9 – V 033
2020-11-08 02:23:53 C 07 54 33.76 +04 34 53.1 – V 033
2020-11-08 04:20:05 C 07 57 03.06 +04 45 24.1 – V 033
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2024-11-10 08:00:00 16775023 1 us 8560 -14 -14
2024-11-10 08:20:00 16707884 0.1 us 8560 -14 -14
2024-11-11 11:00:00 12210406.283 1 us 8560 -14 -14
2024-11-12 12:40:00 10413483.27 0.3 us 8560 -14 -14
2024-11-12 12:40:00 3254.028 0.2 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)