IAA RAS IAA Minor Planet Database

2020 WC3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1939293425 ± 5.20e-08
Semi-major axis (a)1.4000410955 AU ± 2.31e-09
Inclination (i)16.82876730° ± 7.63e-06
Long. of Asc. Node (Ω)252.94312735° ± 4.19e-06
Arg. of Perihelion (ω)193.15464414° ± 3.57e-05
Mean Anomaly (M)346.39250500° ± 2.49e-05
Mean Motion (n)0.5949782645°/day ± 1.47e-09
Perihelion dist (q)1.12853205 AU ± 7.28e-08
Aphelion dist (Q)1.67155014 AU ± 7.28e-08
Orbital Period1.65657528 yr ± 4.10e-09
Physical Parameters
H (abs. magnitude)22.49
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.199″
Uncertainty0
Orbit TypeAmor
MOID0.146329 AU
Observations Used156
Oppositions4
Arc Total2015-2025
First Observation Used2015-12-28
Last Observation Used2025-11-30
Observations (172)
Date Type RA Dec Mag Band Observatory
2020-12-09 06:18:51 C 02 43 13.74 +16 53 51.8 – V V00
2020-12-14 05:01:16 C 02 53 49.68 +09 17 41.8 – V G96
2020-12-14 05:08:48 C 02 53 50.27 +09 17 14.6 – V G96
2020-12-14 05:16:18 C 02 53 50.87 +09 16 47.2 – V G96
2020-12-14 05:23:49 C 02 53 51.46 +09 16 20.1 – V G96
2020-12-14 06:38:18 C 02 53 57.34 +09 11 49.5 – V I52
2020-12-14 06:39:24 C 02 53 57.44 +09 11 45.1 – V I52
2020-12-14 06:43:24 C 02 53 57.76 +09 11 30.7 – V I52
2020-12-14 06:44:30 C 02 53 57.87 +09 11 26.7 – V I52
2020-12-17 03:08:14 C 03 00 13.00 +05 14 36.6 – u 807
2020-12-17 03:13:45 C 03 00 13.44 +05 14 18.4 – u 807
2020-12-17 03:19:07 C 03 00 13.88 +05 14 00.6 – u 807
2020-12-17 04:38:48 C 03 00 22.14 +05 08 48.0 – V I52
2020-12-17 04:39:54 C 03 00 22.23 +05 08 44.7 – V I52
2020-12-17 04:41:01 C 03 00 22.31 +05 08 40.6 – V I52
2020-12-17 04:42:07 C 03 00 22.41 +05 08 36.9 – V I52
2020-12-19 07:54:10 C 03 05 04.23 +02 25 08.2 – V I52
2020-12-19 07:55:17 C 03 05 04.36 +02 25 04.6 – V I52
2020-12-19 07:56:23 C 03 05 04.43 +02 25 01.7 – V I52
2020-12-19 07:57:29 C 03 05 04.46 +02 24 55.7 – V I52
2020-12-21 03:39:33 C 03 09 11.10 +00 15 24.5 – V G96
2020-12-21 03:49:20 C 03 09 11.91 +00 14 56.5 – V G96
2020-12-21 03:57:25 C 03 09 12.59 +00 14 33.4 – V G96
2020-12-21 04:05:29 C 03 09 13.26 +00 14 10.3 – V G96
2020-12-22 03:21:47 C 03 11 24.19 -00 51 00.1 – o 691
2020-12-22 04:03:45 C 03 11 27.65 -00 52 56.1 – o 691
2021-01-02 04:22:54 C 03 36 24.64 -10 20 57.9 – V I52
2021-01-02 04:28:57 C 03 36 25.15 -10 21 07.5 – V I52
2021-01-02 04:40:17 C 03 36 26.10 -10 21 25.8 – V I52
2021-01-03 05:03:05 C 03 38 44.62 -10 59 35.4 – V I52
2021-01-03 05:43:46 C 03 38 48.04 -11 00 36.7 – V I52
2021-01-03 05:49:50 C 03 38 48.62 -11 00 45.0 – V I52
2021-01-04 07:52:01 C 03 41 17.289 -11 39 05.14 – U F51
2021-01-04 08:08:51 C 03 41 18.728 -11 39 29.09 – U F51
2021-01-04 08:25:38 C 03 41 20.167 -11 39 53.06 – U F51
2021-01-15 03:07:43 C 04 05 58.80 -16 10 58.1 – V 807
2021-01-15 03:13:26 C 04 05 59.30 -16 11 02.2 – V 807
2021-01-15 03:19:06 C 04 05 59.82 -16 11 06.2 – V 807
2021-01-15 11:21:44 C 04 06 46.24 -16 16 43.2 – V 474
2021-01-15 11:31:52 C 04 06 47.16 -16 16 50.6 – V 474
2021-01-15 11:42:00 C 04 06 48.11 -16 16 57.6 – V 474
2021-01-16 02:28:54 C 04 08 13.62 -16 27 14.4 – V 807
2021-01-16 02:34:37 C 04 08 14.14 -16 27 18.1 – V 807
2021-01-16 02:40:20 C 04 08 14.67 -16 27 21.9 – V 807
2021-01-16 06:45:27 C 04 08 38.944 -16 30 30.63 – U F51
2021-01-16 07:00:37 C 04 08 40.279 -16 30 40.25 – U F51
2021-01-16 07:30:57 C 04 08 42.942 -16 31 00.21 – U F51
2021-02-03 02:21:44 C 04 50 28.27 -18 45 21.4 – V 807
2021-02-03 02:32:23 C 04 50 29.27 -18 45 21.8 – V 807
2021-02-03 02:42:55 C 04 50 30.26 -18 45 22.3 – V 807