2021 YO

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4731675384 ± 5.56e-07
Semi-major axis (a)2.0054906322 AU ± 1.31e-07
Inclination (i)34.92316275° ± 2.01e-05
Long. of Asc. Node (Ω)97.37056898° ± 5.22e-06
Arg. of Perihelion (ω)292.48437641° ± 1.02e-04
Mean Anomaly (M)159.75620548° ± 6.75e-05
Mean Motion (n)0.3470414263°/day ± 3.41e-08
Perihelion dist (q)1.05655757 AU ± 1.12e-06
Aphelion dist (Q)2.95442370 AU ± 1.13e-06
Orbital Period2.84008250 yr ± 2.79e-07
Physical Parameters
H (abs. magnitude)20.44
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.211″
Uncertainty0
Orbit TypeAmor
MOID0.275513 AU
Observations Used90
Oppositions3
Arc Total2021-2025
First Observation Used2021-12-27
Last Observation Used2025-02-24
Observations (94)
Date Type RA Dec Mag Band Observatory
2022-01-04 10:37:08 C 06 51 11.56 +36 01 23.7 – V I52
2022-01-07 05:14:45 C 06 44 02.84 +38 58 19.0 – V I52
2022-01-07 05:16:44 C 06 44 02.63 +38 58 24.0 – V I52
2022-01-07 05:19:36 C 06 44 02.32 +38 58 31.3 – V I52
2022-01-07 05:21:34 C 06 44 02.12 +38 58 35.9 – V I52
2022-01-09 04:15:45 C 06 39 13.24 +40 48 28.5 – V I52
2022-01-09 04:19:00 C 06 39 12.88 +40 48 35.7 – V I52
2022-01-09 04:21:40 C 06 39 12.60 +40 48 41.2 – V I52
2022-01-09 04:25:22 C 06 39 12.25 +40 48 50.0 – V I52
2022-01-10 05:01:40 C 06 36 45.86 +41 41 55.7 – V G96
2022-01-10 05:09:08 C 06 36 45.10 +41 42 11.5 – V G96
2022-01-10 05:16:37 C 06 36 44.28 +41 42 26.9 – V G96
2022-01-10 05:24:05 C 06 36 43.52 +41 42 43.0 – V G96
2022-01-10 06:57:15 C 06 36 35.040 +41 45 59.19 – U F52
2022-01-10 07:10:55 C 06 36 33.649 +41 46 28.03 – U F52
2022-01-10 07:38:15 C 06 36 30.833 +41 47 25.74 – U F52
2022-01-10 11:54:30 C 06 36 03.90 +41 56 05.5 – V I52
2022-01-10 11:57:02 C 06 36 03.41 +41 56 10.7 – V I52
2022-01-10 11:59:48 C 06 36 03.16 +41 56 16.7 – V I52
2022-01-10 12:03:59 C 06 36 02.70 +41 56 25.5 – V I52
2022-01-11 05:50:29 C 06 34 22.47 +42 32 26.7 – V G96
2022-01-11 05:59:55 C 06 34 21.58 +42 32 46.1 – V G96
2022-01-11 06:09:25 C 06 34 20.57 +42 33 04.2 – V G96
2022-01-11 06:19:12 C 06 34 19.61 +42 33 23.3 – V G96
2022-01-21 06:50:11 C 06 15 43.37 +48 30 19.7 – V G96
2022-01-21 06:54:20 C 06 15 43.11 +48 30 24.0 – V I52
2022-01-21 06:57:44 C 06 15 42.96 +48 30 27.6 – V G96
2022-01-21 07:01:07 C 06 15 42.73 +48 30 30.8 – V I52
2022-01-21 07:05:18 C 06 15 42.44 +48 30 35.8 – V G96
2022-01-29 07:39:48 C 06 07 28.098 +51 10 59.74 – U F52
2022-01-29 08:14:49 C 06 07 26.936 +51 11 21.88 – U F52
2022-01-29 08:32:13 C 06 07 26.386 +51 11 32.56 – U F52
2022-02-12 07:25:15 C 06 06 38.37 +53 23 37.8 – V V06
2022-02-12 07:46:58 C 06 06 38.77 +53 23 42.0 – V V06
2024-12-23 14:45:53 C 11 28 21.840 +34 28 11.46 – V F51
2024-12-23 15:03:29 C 11 28 22.622 +34 28 33.82 – V F51
2024-12-23 15:21:08 C 11 28 23.384 +34 28 55.89 – V F51
2024-12-23 15:38:55 C 11 28 24.164 +34 29 18.44 – V F51
2025-01-16 12:20:55 C 11 40 34.879 +47 07 22.80 – V F51
2025-01-16 12:35:02 C 11 40 34.711 +47 07 41.36 – V F51
2025-01-24 11:13:29 C 11 36 52.302 +51 05 52.86 – V T12
2025-01-24 12:05:45 C 11 36 50.511 +51 06 55.56 – V T12
2025-02-24 12:18:37 C 10 45 36.495 +60 29 11.22 – V T12
2025-02-24 12:49:36 C 10 45 33.676 +60 29 18.79 – V T12