IAA RAS IAA Minor Planet Database

2020 YG4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4223737178 ± 1.19e-04
Semi-major axis (a)1.4569220271 AU ± 2.66e-04
Inclination (i)15.88637346° ± 3.38e-03
Long. of Asc. Node (Ω)277.14713459° ± 6.78e-05
Arg. of Perihelion (ω)239.19279076° ± 1.77e-03
Mean Anomaly (M)258.10969909° ± 2.66e-01
Mean Motion (n)0.5604770215°/day ± 1.53e-04
Perihelion dist (q)0.84155645 AU ± 2.32e-04
Aphelion dist (Q)2.07228760 AU ± 4.16e-04
Orbital Period1.75854896 yr ± 4.81e-04
Physical Parameters
H (abs. magnitude)25.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.360″
Uncertainty3
Orbit TypeApollo
MOID0.000137 AU
Observations Used47
Oppositions1
Arc Total2020-2020
First Observation Used2020-12-24
Last Observation Used2020-12-26
Observations (49)
Date Type RA Dec Mag Band Observatory
2020-12-24 10:01:33 C 07 46 59.612 +63 36 23.92 – V F51
2020-12-24 10:19:21 C 07 47 17.608 +63 35 42.92 – V F51
2020-12-24 10:55:03 C 07 47 53.652 +63 34 15.77 – V F51
2020-12-24 12:30:15 C 07 49 30.828 +63 29 46.73 – V F52
2020-12-25 11:04:11 C 08 23 26.44 +61 45 15.1 – V T05
2020-12-25 11:08:48 C 08 23 34.01 +61 44 45.7 – V T05
2020-12-25 11:16:17 C 08 23 46.25 +61 43 57.4 – V T05
2020-12-25 11:30:49 C 08 24 09.86 +61 42 21.3 – V T05
2020-12-25 11:51:45 C 08 24 44.25 +61 39 59.0 – V T05
2020-12-25 11:54:28 C 08 24 48.67 +61 39 41.1 – V T05
2020-12-25 11:59:04 C 08 24 56.33 +61 39 09.0 – V T05
2020-12-25 12:15:53 C 08 25 23.72 +61 37 11.5 – V T05
2020-12-25 19:34:06 C 08 40 33.20 +60 28 14.2 – V K74
2020-12-25 19:42:34 C 08 40 51.35 +60 26 57.8 – V K74
2020-12-25 19:50:55 C 08 41 09.33 +60 25 43.1 – V K74
2020-12-26 00:53:29 C 08 52 14.17 +59 32 33.8 – V J95
2020-12-26 00:55:12 C 08 52 18.07 +59 32 13.3 – V J95
2020-12-26 00:57:00 C 08 52 22.01 +59 31 52.0 – V J95
2020-12-26 00:58:52 C 08 52 26.17 +59 31 29.6 – V J95
2020-12-26 01:19:24 C 08 53 06.59 +59 28 13.4 – V 204
2020-12-26 02:18:35 C 08 55 19.30 +59 15 28.4 – V 204
2020-12-26 02:26:02 C 08 55 36.17 +59 13 48.3 – V 204
2020-12-26 03:01:28 C 08 56 53.41 +59 05 37.7 – V L01
2020-12-26 03:02:31 C 08 56 55.82 +59 05 22.8 – V L01
2020-12-26 03:03:43 C 08 56 58.58 +59 05 05.9 – V L01
2020-12-26 03:04:55 C 08 57 01.36 +59 04 48.9 – V L01
2020-12-26 03:06:07 C 08 57 04.08 +59 04 31.9 – V L01
2020-12-26 04:40:20 C 09 02 06.99 +58 39 23.9 – q 858
2020-12-26 04:46:12 C 09 02 21.72 +58 38 04.7 – q 858
2020-12-26 04:52:08 C 09 02 36.63 +58 36 44.5 – q 858
2020-12-26 04:58:03 C 09 02 51.53 +58 35 23.5 – q 858
2020-12-26 08:31:34 C 09 11 40.27 +57 40 39.8 – q H36
2020-12-26 08:33:37 C 09 11 45.44 +57 40 04.0 – q H36
2020-12-26 08:35:37 C 09 11 50.53 +57 39 28.8 – q H36
2020-12-26 08:37:35 C 09 11 55.59 +57 38 54.1 – q H36
2020-12-26 08:39:33 C 09 12 00.56 +57 38 19.8 – q H36
2020-12-26 09:00:54 C 09 12 48.28 +57 31 52.4 – u H21
2020-12-26 09:02:52 C 09 12 53.29 +57 31 16.6 – u H21
2020-12-26 09:04:50 C 09 12 58.33 +57 30 40.8 – u H21
2020-12-26 09:06:47 C 09 13 03.37 +57 30 04.7 – u H21
2020-12-26 09:11:12 C 09 13 14.70 +57 28 43.2 – u H21
2020-12-26 12:04:38 C 09 21 13.01 +56 32 15.5 – V 703
2020-12-26 12:12:27 C 09 21 34.37 +56 29 24.8 – V 703
2020-12-26 12:20:15 C 09 21 56.01 +56 26 30.6 – V 703
2020-12-26 12:28:04 C 09 22 17.05 +56 23 38.7 – V 703
2020-12-26 21:22:41 C 09 52 13.11 +52 14 17.8 – V 595
2020-12-26 21:30:57 C 09 52 41.43 +52 09 46.3 – V 595
2020-12-26 21:35:12 C 09 52 55.94 +52 07 25.8 – V 595
2020-12-26 21:39:23 C 09 53 10.23 +52 05 07.3 – V 595