IAA RAS IAA Minor Planet Database

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
2021-10-30 04:22:27 C 23 36 49.71 +43 28 29.2 – V 703
2021-10-30 04:30:57 C 23 36 53.18 +43 24 50.8 – V 703
2021-10-30 04:47:25 C 23 37 00.24 +43 17 45.1 – V 703
2021-10-30 06:11:45 C 23 37 36.81 +42 40 28.3 – V I52
2021-10-30 06:12:42 C 23 37 37.10 +42 40 02.2 – V I52
2021-10-30 06:13:40 C 23 37 37.60 +42 39 35.8 – V I52
2021-10-30 06:14:37 C 23 37 38.08 +42 39 11.1 – V I52
2021-10-30 07:14:34 C 23 38 04.15 +42 11 37.3 – V H01
2021-10-30 07:21:54 C 23 38 07.58 +42 08 14.4 – V H01
2021-10-30 07:36:29 C 23 38 14.47 +42 01 29.0 – V H01
2021-10-30 07:47:56 C 23 38 19.93 +41 56 09.5 – V H01
2021-10-30 07:55:02 C 23 38 23.97 +41 53 09.7 – V I52
2021-10-30 07:55:59 C 23 38 24.43 +41 52 43.0 – V I52
2021-10-30 16:48:20 C 23 43 54.35 +37 30 59.3 – V L18
2021-10-30 16:54:20 C 23 43 57.25 +37 27 53.2 – V L18
2021-10-30 16:58:22 C 23 44 02.69 +37 25 24.6 – V 246
2021-10-30 16:58:31 C 23 44 02.85 +37 25 19.5 – V 246
2021-10-30 16:58:39 C 23 44 02.89 +37 25 16.1 – V 246
2021-10-30 16:58:48 C 23 44 02.97 +37 25 10.9 – V 246
2021-10-30 16:58:56 C 23 44 03.07 +37 25 06.7 – V 246
2021-10-30 16:59:05 C 23 44 03.09 +37 25 02.7 – V 246
2021-10-30 16:59:14 C 23 44 03.20 +37 24 57.7 – V 246
2021-10-30 17:00:20 C 23 44 00.20 +37 24 45.5 – V L18
2021-10-30 18:00:01 C 23 44 31.34 +36 53 09.7 – X G02
2021-10-30 18:03:38 C 23 44 33.01 +36 51 15.0 – X G02
2021-10-30 18:07:10 C 23 44 34.71 +36 49 22.3 – X G02
2021-10-30 19:17:05 C 23 45 14.40 +36 11 12.3 – V J95
2021-10-30 19:20:07 C 23 45 15.90 +36 09 33.2 – V J95
2021-10-30 19:22:41 C 23 45 17.10 +36 08 09.9 – V J95
2021-10-30 19:25:14 C 23 45 18.36 +36 06 47.2 – V J95
2021-10-30 19:52:53 C 23 45 26.62 +35 52 32.8 – V L01
2021-10-30 19:54:02 C 23 45 27.13 +35 51 54.6 – V L01
2021-10-30 19:55:10 C 23 45 27.65 +35 51 17.0 – V L01
2021-10-30 19:56:19 C 23 45 28.19 +35 50 39.1 – V L01
2021-10-30 19:57:28 C 23 45 28.71 +35 50 01.4 – V L01
2021-10-30 20:13:22 C 23 45 41.07 +35 40 25.5 – V Z80
2021-10-30 20:20:42 C 23 45 44.57 +35 36 22.0 – V Z80
2021-10-30 20:22:51 C 23 45 41.29 +35 35 18.2 – V 033
2021-10-30 20:23:16 C 23 45 41.46 +35 35 04.4 – V 033
2021-10-30 20:23:40 C 23 45 41.63 +35 34 51.1 – V 033
2021-10-30 20:24:19 C 23 45 41.97 +35 34 29.6 – V 033
2021-10-30 20:28:02 C 23 45 48.04 +35 32 18.9 – V Z80
2021-10-30 20:46:44 C 23 45 56.67 +35 21 41.1 – V Z99
2021-10-30 20:47:55 C 23 45 57.27 +35 21 01.1 – V Z99
2021-10-30 20:49:07 C 23 45 57.80 +35 20 20.9 – V Z99
2021-10-30 20:50:18 C 23 45 58.37 +35 19 41.1 – V Z99
2021-10-30 20:51:29 C 23 45 58.93 +35 19 01.2 – V Z99
2021-10-30 23:17:34 C 23 47 07.61 +33 56 21.3 – X 958
2021-10-30 23:21:45 C 23 47 09.59 +33 53 52.9 – X 958
2021-10-30 23:25:55 C 23 47 11.55 +33 51 25.9 – X 958