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
2016-09-25 14:16:49 C 04 10 07.245 -01 47 22.17 – V F51
2016-10-09 14:32:50 C 04 59 39.944 +00 10 16.33 – V F51
2016-10-13 14:23:15 C 05 18 55.034 +01 10 11.78 – V F51
2020-10-17 12:51:35 C 04 15 54.280 -08 36 58.92 – V F51
2020-10-17 13:08:51 C 04 15 56.096 -08 36 57.26 – V F51
2020-10-17 13:43:29 C 04 15 59.733 -08 36 53.81 – V F51
2020-10-20 09:23:26 C 04 24 49.94 -08 27 05.1 – V G96
2020-10-20 09:31:29 C 04 24 50.98 -08 27 03.3 – V G96
2020-10-20 09:39:32 C 04 24 52.00 -08 27 02.2 – V G96
2020-10-20 09:47:34 C 04 24 53.04 -08 26 59.8 – V G96
2020-10-20 10:52:52 C 04 25 01.76 -08 26 48.1 – V 673
2020-10-20 11:11:15 C 04 25 04.11 -08 26 44.0 – V 673
2020-10-20 12:02:13 C 04 25 10.28 -08 26 31.3 – V I52
2020-10-20 12:04:02 C 04 25 10.51 -08 26 30.5 – V I52
2020-10-20 12:05:51 C 04 25 10.73 -08 26 30.1 – V I52
2020-10-20 12:07:39 C 04 25 10.88 -08 26 29.9 – V I52
2020-10-20 13:04:37 C 04 25 20.914 -08 26 08.66 – V F51
2020-10-20 13:08:28 C 04 25 21.405 -08 26 07.88 – V F51
2020-10-21 02:49:15 C 04 27 20.91 -08 23 20.9 – V L01
2020-10-21 02:53:45 C 04 27 21.50 -08 23 20.5 – V L01
2020-10-21 02:55:59 C 04 27 21.86 -08 23 20.7 – V L01
2020-10-21 09:25:14 C 04 28 21.94 -08 21 32.8 – V I52
2020-10-21 09:27:03 C 04 28 22.18 -08 21 32.5 – V I52
2020-10-21 09:28:52 C 04 28 22.43 -08 21 31.9 – V I52
2020-10-21 09:30:41 C 04 28 22.64 -08 21 32.0 – V I52
2020-10-23 07:16:19 C 04 35 51.79 -08 06 04.6 – u 807
2020-10-23 07:20:41 C 04 35 52.47 -08 06 03.1 – u 807
2020-10-23 07:25:04 C 04 35 53.16 -08 06 01.3 – u 807
2020-10-23 10:27:11 C 04 36 25.07 -08 06 04.0 – V I52
2020-10-23 10:28:17 C 04 36 25.25 -08 06 03.5 – V I52
2020-10-23 10:29:24 C 04 36 25.44 -08 06 03.2 – V I52
2020-10-23 10:30:30 C 04 36 25.58 -08 06 02.7 – V I52
2020-10-24 10:30:50 C 04 40 53.524 -07 56 00.96 – V G37
2020-10-24 10:31:28 C 04 40 53.637 -07 56 00.67 – V G37
2020-10-24 10:32:06 C 04 40 53.741 -07 56 00.40 – V G37
2020-10-24 10:32:44 C 04 40 53.851 -07 56 00.11 – V G37
2020-10-24 10:33:22 C 04 40 53.965 -07 55 59.79 – V G37
2020-10-27 07:45:34 C 04 56 23.89 -07 14 37.6 – V I52
2020-10-27 07:47:23 C 04 56 24.35 -07 14 36.7 – V I52
2020-10-27 07:47:59 C 04 56 21.09 -07 13 07.9 – u 807
2020-10-27 07:49:12 C 04 56 24.79 -07 14 35.0 – V I52
2020-10-27 07:51:01 C 04 56 25.21 -07 14 34.0 – V I52
2020-10-27 07:53:31 C 04 56 22.40 -07 13 03.6 – u 807
2020-10-27 07:58:55 C 04 56 23.67 -07 12 59.5 – u 807
2020-10-28 11:03:42 C 05 03 47.97 -06 51 47.5 – V I52
2020-10-28 11:06:06 C 05 03 48.61 -06 51 45.1 – V I52
2020-10-28 11:08:32 C 05 03 49.26 -06 51 42.9 – V I52
2020-10-28 11:10:57 C 05 03 49.91 -06 51 40.6 – V I52
2020-10-29 07:00:12 C 05 09 59.53 -06 31 59.2 – V I52
2020-10-29 07:06:00 C 05 10 01.27 -06 31 52.6 – V I52
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)