2021 OY20

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3233870423 ± 1.17e-08
Semi-major axis (a)1.5534170266 AU ± 4.76e-09
Inclination (i)22.36354190° ± 4.44e-06
Long. of Asc. Node (Ω)46.54947098° ± 2.37e-06
Arg. of Perihelion (ω)8.07306080° ± 1.05e-05
Mean Anomaly (M)16.61916060° ± 5.64e-06
Mean Motion (n)0.5090731417°/day ± 2.34e-09
Perihelion dist (q)1.05106209 AU ± 1.84e-08
Aphelion dist (Q)2.05577196 AU ± 1.92e-08
Orbital Period1.93611920 yr ± 8.89e-09
Physical Parameters
H (abs. magnitude)19.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.186″
Uncertainty0
Orbit TypeAmor
MOID0.061682 AU
Observations Used231
Oppositions2
Arc Total2021-2026
First Observation Used2021-07-20
Last Observation Used2026-01-06
Observations (257)
Date Type RA Dec Mag Band Observatory
2023-10-20 11:05:37 C 05 43 59.664 -17 25 47.03 V 703
2023-10-20 11:12:44 C 05 44 00.463 -17 25 19.31 V 703
2023-10-20 11:19:50 C 05 44 01.338 -17 24 50.33 V 703
2023-10-23 05:51:31 C 05 52 57.574 -12 28 27.95 V W68
2023-10-23 05:56:08 C 05 52 58.200 -12 28 05.27 V W68
2023-10-23 06:01:24 C 05 52 58.853 -12 27 39.53 V W68
2023-10-23 06:28:18 C 05 53 02.282 -12 25 28.06 V W68
2023-10-23 13:33:03 C 05 54 00.684 -11 51 07.86 X F51
2023-10-23 13:50:04 C 05 54 02.815 -11 49 42.06 X F51
2023-10-23 14:08:27 C 05 54 05.103 -11 48 09.48 X F51
2023-10-23 14:26:11 C 05 54 07.314 -11 46 40.29 X F51
2023-10-25 00:09:59 C 05 59 01.231 -08 46 53.08 V M22
2023-10-25 00:17:09 C 05 59 02.189 -08 46 12.79 V M22
2023-10-25 00:25:45 C 05 59 03.353 -08 45 25.20 V M22
2023-10-31 01:59:16 C 06 23 10.951 +07 51 34.88 V M22
2023-10-31 02:03:19 C 06 23 11.623 +07 52 07.75 V M22
2023-10-31 02:35:08 C 06 23 17.011 +07 56 26.12 V M22
2023-10-31 02:39:58 C 06 23 17.827 +07 57 05.65 V M22
2023-11-01 22:46:07 C 06 31 58.71 +14 08 21.0 q L04
2023-11-01 22:53:08 C 06 32 00.08 +14 09 22.9 q L04
2023-11-01 22:59:58 C 06 32 01.39 +14 10 23.1 q L04
2023-11-05 09:45:26 C 06 50 25.130 +26 45 17.89 V 703
2023-11-05 09:53:20 C 06 50 26.880 +26 46 32.16 V 703
2023-11-05 10:01:13 C 06 50 28.676 +26 47 45.56 V 703
2023-11-05 10:09:06 C 06 50 30.401 +26 48 59.62 V 703
2023-11-05 13:01:43 C 06 51 12.828 +27 16 02.28 V T05
2023-11-05 13:06:16 C 06 51 13.848 +27 16 44.72 V T05
2023-11-05 13:10:36 C 06 51 14.782 +27 17 25.44 V T05
2023-11-05 13:18:24 C 06 51 16.526 +27 18 38.20 V T05
2023-11-06 07:26:51 C 06 55 48.086 +30 08 11.36 V W68
2023-11-06 07:30:06 C 06 55 48.840 +30 08 41.50 V W68
2023-11-06 07:54:55 C 06 55 54.576 +30 12 32.44 V W68
2023-11-06 08:14:01 C 06 55 59.006 +30 15 30.02 V W68
2023-11-07 22:42:25 B 07 06 16.42 +36 06 12.5 X L99
2023-11-07 22:45:58 B 07 06 17.31 +36 06 45.2 X L99
2023-11-07 22:49:18 B 07 06 18.26 +36 07 15.6 X L99
2023-11-08 08:19:57 C 07 08 59.856 +37 32 52.40 V 703
2023-11-08 08:28:18 C 07 09 02.092 +37 34 07.75 V 703
2023-11-08 08:36:39 C 07 09 04.302 +37 35 23.03 V 703
2023-11-08 08:44:59 C 07 09 06.538 +37 36 38.45 V 703
2023-11-08 10:18:54 C 07 09 35.263 +37 50 35.74 V T05
2023-11-08 10:23:31 C 07 09 36.518 +37 51 17.39 V T05
2023-11-08 10:31:04 C 07 09 38.575 +37 52 25.93 V T05
2023-11-08 11:02:06 C 07 09 46.985 +37 57 06.66 V T05
2023-11-11 09:23:32 C 07 31 42.863 +47 46 51.60 V 703
2023-11-11 09:31:50 C 07 31 45.534 +47 47 56.76 V 703
2023-11-11 09:48:24 C 07 31 50.412 +47 50 06.50 V 703
2023-11-12 11:28:22 C 07 40 53.681 +51 03 51.01 V T05
2023-11-12 11:30:58 C 07 40 54.617 +51 04 09.70 V T05
2023-11-12 11:38:47 C 07 40 57.336 +51 05 08.66 V T05