IAA RAS IAA Minor Planet Database

2020 WG

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6015233396 ± 2.96e-09
Semi-major axis (a)2.5149008247 AU ± 1.68e-09
Inclination (i)7.60964240° ± 1.81e-06
Long. of Asc. Node (Ω)32.74206499° ± 1.34e-06
Arg. of Perihelion (ω)348.95435842° ± 4.91e-06
Mean Anomaly (M)98.58580767° ± 8.44e-07
Mean Motion (n)0.2471331366°/day ± 2.48e-10
Perihelion dist (q)1.00212928 AU ± 7.47e-09
Aphelion dist (Q)4.02767237 AU ± 7.91e-09
Orbital Period3.98824009 yr ± 4.00e-09
Physical Parameters
H (abs. magnitude)21.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.336″
Uncertainty0
Orbit TypeApollo
MOID0.011605 AU
Observations Used578
Radar Obs Used5
Oppositions3
Arc Total2020-2024
First Observation Used2020-11-11
Last Observation Used2024-12-08
Observations (691)
Date Type RA Dec Mag Band Observatory
2020-11-19 02:00:08 C 22 50 58.21 +09 27 50.3 – V I52
2020-11-19 02:00:44 C 22 50 58.40 +09 27 53.5 – V I52
2020-11-19 19:45:36 C 22 57 09.44 +10 55 37.6 – V Z99
2020-11-19 19:52:42 C 22 57 11.85 +10 56 12.1 – V Z99
2020-11-19 19:59:47 C 22 57 14.27 +10 56 46.9 – V Z99
2020-11-20 01:01:49 S 22 59 00.062 +11 22 04.15 – L C51
2020-11-20 01:05:46 C 22 59 01.07 +11 23 09.9 – u 807
2020-11-20 01:12:28 C 22 59 03.34 +11 23 42.9 – u 807
2020-11-20 01:19:11 C 22 59 05.59 +11 24 15.5 – u 807
2020-11-20 02:10:54 C 22 59 25.32 +11 27 31.2 – V I52
2020-11-20 02:11:15 C 22 59 25.43 +11 27 32.6 – V I52
2020-11-20 02:11:36 C 22 59 25.55 +11 27 34.7 – V I52
2020-11-20 02:11:57 C 22 59 25.67 +11 27 36.7 – V I52
2020-11-20 03:17:24 C 22 59 47.80 +11 32 57.8 – o 691
2020-11-20 03:29:10 C 22 59 51.73 +11 33 55.6 – o 691
2020-11-20 03:41:13 C 22 59 55.80 +11 34 54.3 – o 691
2020-11-20 04:10:08 S 23 00 06.194 +11 37 27.05 – L C51
2020-11-20 07:18:27 S 23 01 12.406 +11 52 49.91 – L C51
2020-11-20 07:18:38 S 23 01 12.504 +11 52 49.76 – L C51
2020-11-20 08:52:42 S 23 01 45.631 +12 00 29.81 – L C51
2020-11-20 15:09:20 S 23 03 58.330 +12 31 04.22 – L C51
2020-11-20 18:43:18 C 23 05 14.33 +12 47 50.5 – V 033
2020-11-20 18:44:28 C 23 05 14.73 +12 47 56.0 – V 033
2020-11-20 18:45:38 C 23 05 15.13 +12 48 01.6 – V 033
2020-11-21 01:07:34 C 23 07 29.26 +13 19 56.6 – u 807
2020-11-21 01:12:26 C 23 07 30.92 +13 20 20.0 – u 807
2020-11-21 01:17:05 C 23 07 32.50 +13 20 42.4 – u 807
2020-11-21 01:40:52 C 23 07 42.86 +13 21 39.4 – V I52
2020-11-21 01:43:16 C 23 07 43.70 +13 21 50.5 – V I52
2020-11-21 01:43:52 C 23 07 43.92 +13 21 53.2 – V I52
2020-11-22 01:50:16 C 23 16 17.03 +15 16 06.2 – V I52
2020-11-22 01:51:20 C 23 16 17.39 +15 16 11.6 – V I52
2020-11-22 01:52:24 C 23 16 17.74 +15 16 16.6 – V I52
2020-11-22 01:53:28 C 23 16 18.11 +15 16 21.6 – V I52
2020-11-22 01:58:03 C 23 16 19.72 +15 16 43.5 – o 691
2020-11-22 02:02:30 C 23 16 21.26 +15 17 05.0 – o 691
2020-11-22 02:06:57 C 23 16 22.75 +15 17 24.8 – o 691
2020-11-22 02:31:58 C 23 16 31.27 +15 19 21.4 – V 703
2020-11-22 02:48:28 C 23 16 36.94 +15 20 38.8 – V 703
2020-11-22 02:56:44 C 23 16 39.76 +15 21 17.5 – V 703
2020-11-23 01:39:43 C 23 24 46.47 +17 05 33.4 – V I52
2020-11-23 01:40:32 C 23 24 46.74 +17 05 37.2 – V I52
2020-11-23 01:41:22 C 23 24 47.04 +17 05 40.9 – V I52
2020-11-24 01:35:42 C 23 33 19.07 +18 51 34.6 – V I52
2020-11-24 01:37:08 C 23 33 19.59 +18 51 40.9 – V I52
2020-11-24 01:40:02 C 23 33 20.50 +18 51 52.7 – V I52
2020-11-25 03:39:27 C 23 42 35.24 +20 42 03.6 – V I52
2020-11-25 03:39:48 C 23 42 35.34 +20 42 05.5 – V I52
2020-11-25 03:40:10 C 23 42 35.44 +20 42 06.4 – V I52
2020-11-25 03:40:31 C 23 42 35.61 +20 42 08.4 – V I52
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2024-10-25 01:30:00 28207740 10 us 8560 -14 -14
2024-10-25 02:40:00 28041270 1 us 8560 -14 -14
2024-10-27 04:30:00 22927813.5 1 us 8560 -14 -14
2024-10-27 05:10:00 22889646.02 0.375 us 8560 -14 -14
2024-10-28 06:00:00 22150815.78 0.375 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)