2021 WQ4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5829864000
Semi-major axis (a)2.4895483000 AU
Inclination (i)2.25910000°
Long. of Asc. Node (Ω)240.79225000°
Arg. of Perihelion (ω)191.70517000°
Mean Anomaly (M)2.63477000°
Mean Motion (n)0.2509130400°/day
Perihelion dist (q)1.03817550 AU
Aphelion dist (Q)3.94092110 AU
Orbital Period3.92808460 yr
Physical Parameters
H (abs. magnitude)25.95
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.950″
Uncertainty7
Orbit TypeAmor
MOID0.052105 AU
Observations Used37
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-12-12
Observations (42)
Date Type RA Dec Mag Band Observatory
2021-11-29 03:04:06 C 02 28 27.11 +11 46 06.5 V G96
2021-11-29 03:12:10 C 02 28 30.94 +11 46 08.6 V G96
2021-11-29 03:20:13 C 02 28 34.79 +11 46 11.5 V G96
2021-11-29 03:28:16 C 02 28 38.59 +11 46 14.4 V G96
2021-11-29 05:39:43 C 02 29 40.81 +11 46 56.7 V I52
2021-11-29 05:40:20 C 02 29 41.08 +11 46 57.2 V I52
2021-11-29 05:40:56 C 02 29 41.37 +11 46 57.8 V I52
2021-11-29 05:41:32 C 02 29 41.67 +11 46 57.1 V I52
2021-11-30 03:22:19 C 02 41 07.16 +11 52 56.0 V I52
2021-11-30 03:23:11 C 02 41 07.58 +11 52 56.0 V I52
2021-11-30 03:24:04 C 02 41 08.01 +11 52 56.5 V I52
2021-11-30 03:24:56 C 02 41 08.46 +11 52 57.1 V I52
2021-11-30 03:25:06 C 02 41 06.46 +11 52 45.6 V 734
2021-11-30 03:48:48 C 02 41 18.57 +11 52 53.1 V 734
2021-11-30 04:16:10 C 02 41 34.42 +11 53 12.0 V G96
2021-11-30 04:24:12 C 02 41 38.48 +11 53 14.2 V G96
2021-11-30 04:32:12 C 02 41 42.51 +11 53 16.6 V G96
2021-11-30 04:40:15 C 02 41 46.59 +11 53 18.5 V G96
2021-11-30 21:00:06 C 02 50 45.67 +11 56 34.0 V 204
2021-11-30 21:32:32 C 02 51 02.83 +11 56 40.5 V 204
2021-11-30 22:46:30 C 02 51 41.66 +11 56 56.3 V L01
2021-11-30 22:51:10 C 02 51 44.23 +11 56 55.8 V L01
2021-11-30 22:56:27 C 02 51 47.07 +11 56 57.0 V L01
2021-11-30 23:01:33 C 02 51 49.79 +11 56 57.6 V L01
2021-11-30 23:07:17 C 02 51 52.89 +11 56 59.4 V L01
2021-12-01 01:37:59 C 02 53 25.89 +11 57 39.2 u H21
2021-12-01 01:43:50 C 02 53 29.11 +11 57 42.0 u H21
2021-12-03 08:16:28 C 03 26 03.64 +12 03 10.3 V I52
2021-12-03 08:16:57 C 03 26 03.96 +12 03 09.8 V I52
2021-12-03 08:17:26 C 03 26 04.25 +12 03 10.2 V I52
2021-12-03 08:17:55 C 03 26 04.49 +12 03 10.4 V I52
2021-12-06 04:05:50 C 04 10 28.64 +11 51 20.1 V I52
2021-12-06 04:06:38 C 04 10 29.24 +11 51 19.9 V I52
2021-12-06 04:07:02 C 04 10 29.44 +11 51 19.2 V I52
2021-12-08 07:17:38 C 04 44 24.54 +11 27 43.1 V I52
2021-12-08 07:18:18 C 04 44 24.97 +11 27 43.0 V I52
2021-12-08 07:18:59 C 04 44 25.38 +11 27 42.2 V I52
2021-12-08 07:19:39 C 04 44 25.82 +11 27 41.8 V I52
2021-12-12 06:20:56 C 05 43 10.15 +10 19 05.0 V I52
2021-12-12 06:21:46 C 05 43 10.61 +10 19 03.5 V I52
2021-12-12 06:22:37 C 05 43 11.08 +10 19 02.6 V I52
2021-12-12 06:23:27 C 05 43 11.39 +10 19 01.4 V I52