2021 UZ4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1024573000
Semi-major axis (a)1.0541956000 AU
Inclination (i)21.49536000°
Long. of Asc. Node (Ω)218.62087000°
Arg. of Perihelion (ω)249.10920000°
Mean Anomaly (M)209.50014000°
Mean Motion (n)0.9105887100°/day
Perihelion dist (q)0.94618560 AU
Aphelion dist (Q)1.16220560 AU
Orbital Period1.08238510 yr
Physical Parameters
H (abs. magnitude)25.45
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.810″
Uncertainty6
Orbit TypeApollo
MOID0.012170 AU
Observations Used72
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-11-06
Observations (73)
Date Type RA Dec Mag Band Observatory
2021-10-31 18:01:19 C 23 58 13.18 +21 25 05.6 V L18
2021-10-31 18:03:59 C 23 58 14.50 +21 23 05.8 V L18
2021-10-31 18:06:39 C 23 58 15.76 +21 21 05.0 V L18
2021-11-01 21:48:38 C 00 14 32.11 -02 06 14.7 V Z80
2021-11-01 21:55:18 C 00 14 35.51 -02 12 12.2 V Z80
2021-11-01 22:01:58 C 00 14 38.99 -02 18 09.7 V Z80
2021-11-02 01:03:27 C 00 16 44.86 -04 58 40.6 X W34
2021-11-02 01:12:26 C 00 16 49.32 -05 06 41.9 X W34
2021-11-02 01:21:56 C 00 16 54.02 -05 15 10.4 X W34
2021-11-03 10:47:03 C 00 37 09.55 -31 39 40.5 V 474
2021-11-03 10:48:17 C 00 37 10.17 -31 40 29.3 V 474
2021-11-03 10:49:31 C 00 37 10.77 -31 41 17.4 V 474
2021-11-05 11:34:29 C 01 07 28.00 -54 04 29.5 V 474
2021-11-05 11:36:42 C 01 07 29.17 -54 05 09.5 V 474
2021-11-05 11:37:49 C 01 07 29.79 -54 05 29.9 V 474
2021-11-05 11:40:03 C 01 07 30.81 -54 06 09.8 V 474
2021-11-06 02:42:37 C 01 16 56.87 -58 09 53.6 u 807
2021-11-06 02:48:37 C 01 16 59.82 -58 11 20.0 u 807
2021-11-06 02:54:38 C 01 17 02.83 -58 12 46.5 u 807
2021-11-06 10:55:18 C 01 21 57.84 -59 59 46.2 V 474
2021-11-06 10:57:05 C 01 21 58.84 -60 00 09.4 V 474
2021-11-06 10:58:52 C 01 21 59.70 -60 00 31.6 V 474
2021-11-06 11:00:39 C 01 22 00.51 -60 00 54.1 V 474