2020 YC4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1890043606 ± 1.73e-04
Semi-major axis (a)1.2538330042 AU ± 2.87e-04
Inclination (i)23.34720541° ± 1.02e-02
Long. of Asc. Node (Ω)276.78591778° ± 4.23e-04
Arg. of Perihelion (ω)177.90526286° ± 6.05e-04
Mean Anomaly (M)177.68747020° ± 4.33e-01
Mean Motion (n)0.7020252454°/day ± 2.41e-04
Perihelion dist (q)1.01685310 AU ± 3.18e-04
Aphelion dist (Q)1.49081291 AU ± 4.04e-04
Orbital Period1.40397555 yr ± 4.82e-04
Physical Parameters
H (abs. magnitude)24.77
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.263″
Uncertainty3
Orbit TypeApollo
MOID0.033041 AU
Observations Used32
Oppositions1
Arc Total2020-2021
First Observation Used2020-12-23
Last Observation Used2021-01-13
Observations (35)
Date Type RA Dec Mag Band Observatory
2020-12-23 10:19:11 C 09 22 15.880 +55 44 20.25 V F51
2020-12-23 11:02:11 C 09 21 37.168 +55 33 58.39 V F51
2020-12-23 11:23:36 C 09 21 17.745 +55 28 45.37 V F51
2020-12-23 12:55:13 C 09 19 53.948 +55 06 01.65 U F51
2020-12-23 13:15:12 C 09 19 35.709 +55 00 58.86 V F51
2020-12-23 13:34:49 C 09 19 17.765 +54 55 58.59 V F51
2020-12-24 22:19:51 C 08 54 14.64 +45 07 58.9 V J95
2020-12-24 22:34:57 C 08 54 03.53 +45 02 54.7 V J95
2020-12-24 22:40:35 C 08 53 59.31 +45 01 01.2 V J95
2020-12-24 22:45:22 C 08 53 55.76 +44 59 24.6 V J95
2020-12-25 02:31:18 C 08 51 03.49 +43 41 50.0 V 204
2020-12-25 02:38:58 C 08 50 57.61 +43 39 07.7 V 204
2020-12-25 09:51:10 C 08 45 58.17 +41 02 34.8 q H36
2020-12-25 09:58:26 C 08 45 52.71 +40 59 50.8 q H36
2020-12-25 10:01:47 C 08 45 50.28 +40 58 36.2 q H36
2020-12-26 00:57:36 C 08 36 11.56 +35 07 10.2 V 204
2020-12-26 01:05:30 C 08 36 06.15 +35 03 56.6 V 204
2020-12-26 01:08:04 C 08 36 06.20 +35 02 29.0 V J95
2020-12-26 01:18:21 C 08 35 59.15 +34 58 16.6 V J95
2020-12-26 07:44:53 C 08 32 03.44 +32 17 59.7 V I52
2020-12-26 07:50:18 C 08 31 59.81 +32 15 42.9 V I52
2020-12-26 07:51:44 C 08 31 58.85 +32 15 06.9 V I52
2020-12-27 00:21:17 C 08 22 15.35 +25 00 15.3 V 204
2020-12-27 00:29:19 C 08 22 10.43 +24 56 38.8 V 204
2020-12-27 00:37:20 C 08 22 05.47 +24 53 02.3 V 204
2020-12-27 06:35:52 C 08 18 53.67 +22 10 57.1 V I52
2020-12-27 06:36:14 C 08 18 53.44 +22 10 47.1 V I52
2020-12-27 06:36:35 C 08 18 53.19 +22 10 36.6 V I52
2020-12-27 06:36:57 C 08 18 53.02 +22 10 27.3 V I52
2021-01-04 04:36:40 C 07 10 11.43 -36 11 06.4 u 807
2021-01-04 04:43:01 C 07 10 09.73 -36 11 58.3 u 807
2021-01-04 04:49:22 C 07 10 08.03 -36 12 50.4 u 807
2021-01-13 04:31:42 C 06 36 26.02 -51 00 20.3 V 807
2021-01-13 04:44:46 C 06 36 24.34 -51 00 45.3 V 807
2021-01-13 04:57:14 C 06 36 22.71 -51 01 08.3 V 807