2021 YQ

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5797489626 ± 1.96e+01
Semi-major axis (a)1.8586244167 AU ± 1.06e+02
Inclination (i)1.31326016° ± 3.56e+00
Long. of Asc. Node (Ω)317.92418250° ± 7.97e+02
Arg. of Perihelion (ω)211.97796003° ± 1.09e+03
Mean Anomaly (M)174.14769650° ± 4.74e+04
Mean Motion (n)0.3887907000°/day ± 3.32e+01
Perihelion dist (q)0.78104170 AU ± 5.75e+01
Aphelion dist (Q)2.93735290 AU ± 1.71e+02
Orbital Period2.53505990 yr ± 2.16e+02
Physical Parameters
H (abs. magnitude)23.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.290″
Uncertainty2
Orbit TypeApollo
MOID0.011953 AU
Observations Used142
Oppositions1
Arc Total2021-2022
First Observation Used
Last Observation Used2022-01-06
Observations (153)
Date Type RA Dec Mag Band Observatory
2021-12-01 10:56:28 C 06 13 13.78 +27 57 58.3 V V00
2021-12-01 11:03:28 C 06 13 13.91 +27 57 59.9 V V00
2021-12-01 11:10:27 C 06 13 14.01 +27 58 01.2 V V00
2021-12-08 07:55:58 C 06 17 10.94 +28 42 14.6 V G96
2021-12-08 08:03:33 C 06 17 11.03 +28 42 18.0 V G96
2021-12-08 08:11:09 C 06 17 11.17 +28 42 21.0 V G96
2021-12-08 08:18:44 C 06 17 11.21 +28 42 22.4 V G96
2021-12-27 06:39:08 C 06 36 41.98 +34 51 18.6 V 703
2021-12-27 06:46:08 C 06 36 42.61 +34 51 34.0 V 703
2021-12-30 19:39:37 C 06 54 04.76 +39 40 38.5 Z K19
2021-12-30 19:50:28 C 06 54 08.24 +39 41 38.5 Z K19
2021-12-30 20:01:05 C 06 54 11.57 +39 42 36.8 Z K19
2021-12-30 21:03:07 C 06 54 31.10 +39 48 19.3 Z K19
2021-12-30 21:16:20 C 06 54 35.21 +39 49 32.5 Z K19
2021-12-30 21:29:32 C 06 54 39.34 +39 50 45.4 Z K19
2021-12-30 21:30:40 C 06 54 39.03 +39 50 48.8 V 204
2021-12-30 21:40:19 C 06 54 42.04 +39 51 41.9 V 204
2021-12-30 21:43:52 C 06 54 43.79 +39 52 04.6 Z K19
2021-12-30 21:47:23 C 06 54 44.19 +39 52 26.4 X K78
2021-12-30 21:48:29 C 06 54 46.06 +39 52 24.0 X I93
2021-12-30 21:49:58 C 06 54 45.03 +39 52 35.2 V 204
2021-12-30 21:50:23 C 06 54 45.82 +39 52 40.8 Z K19
2021-12-30 21:50:41 C 06 54 45.22 +39 52 44.6 X K78
2021-12-30 21:53:06 C 06 54 47.52 +39 52 49.8 X I93
2021-12-30 21:53:58 C 06 54 46.23 +39 53 02.5 X K78
2021-12-30 21:56:54 C 06 54 47.85 +39 53 16.5 Z K19
2021-12-30 21:58:39 C 06 54 49.27 +39 53 20.6 X I93
2021-12-30 22:28:26 C 06 54 57.32 +39 56 10.9 q C77
2021-12-30 22:39:16 C 06 55 00.70 +39 57 10.2 q C77
2021-12-30 22:41:59 C 06 55 02.62 +39 57 30.6 V B49
2021-12-30 22:45:04 C 06 55 03.55 +39 57 48.2 V B49
2021-12-30 22:45:56 C 06 55 03.81 +39 57 53.1 V B49
2021-12-30 22:46:36 C 06 55 02.31 +39 57 52.6 q 104
2021-12-30 22:50:05 C 06 55 04.07 +39 58 09.8 q C77
2021-12-30 22:50:54 C 06 55 05.37 +39 58 20.4 V B49
2021-12-30 22:52:09 C 06 55 04.04 +39 58 23.3 q 104
2021-12-30 22:55:22 C 06 55 06.77 +39 58 45.0 V B49
2021-12-30 22:57:43 C 06 55 05.75 +39 58 53.8 q 104
2021-12-30 23:06:05 C 06 55 08.46 +39 59 38.9 a 233
2021-12-30 23:09:58 C 06 55 09.59 +40 00 01.4 a 233
2021-12-30 23:12:53 C 06 55 12.20 +40 00 22.0 V B49
2021-12-30 23:13:44 C 06 55 10.74 +40 00 21.8 a 233
2021-12-30 23:17:38 C 06 55 11.96 +40 00 42.7 a 233
2021-12-30 23:21:34 C 06 55 13.22 +40 01 03.9 a 233
2021-12-30 23:39:33 C 06 55 19.07 +40 02 36.6 v L06
2021-12-30 23:41:14 C 06 55 19.60 +40 02 45.9 v L06
2021-12-30 23:44:12 C 06 55 20.54 +40 03 02.1 v L06
2021-12-31 00:16:35 C 06 55 31.41 +40 06 05.8 Z K19
2021-12-31 00:25:51 C 06 55 34.36 +40 06 56.5 Z K19
2021-12-31 00:35:10 C 06 55 37.31 +40 07 47.5 Z K19