IAA RAS IAA Minor Planet Database

2021 UC3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3469958000 ± 2.00e+00
Semi-major axis (a)1.5459603000 AU ± 3.00e+00
Inclination (i)47.38961000° ± 4.00e+00
Long. of Asc. Node (Ω)218.09670000° ± 5.00e+00
Arg. of Perihelion (ω)228.41271000° ± 6.00e+00
Mean Anomaly (M)17.69854000° ± 3.53e+04
Mean Motion (n)0.5127510800°/day ± 1.49e+00
Perihelion dist (q)1.00951860 AU ± 3.66e+00
Aphelion dist (Q)2.08240200 AU ± 5.09e+00
Orbital Period1.92219530 yr ± 5.60e+00
Physical Parameters
H (abs. magnitude)23.69
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.720″
Uncertainty8
Orbit TypeAmor
MOID0.106999 AU
Observations Used43
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-10-31
Observations (46)
Date Type RA Dec Mag Band Observatory
2021-10-27 11:56:08 C 04 04 20.84 +27 02 30.1 – V G96
2021-10-27 12:03:42 C 04 04 20.76 +27 00 43.5 – V G96
2021-10-27 12:11:16 C 04 04 20.64 +26 58 58.5 – V G96
2021-10-28 09:24:24 C 04 04 26.251 +21 49 30.76 – U F52
2021-10-28 09:40:46 C 04 04 25.967 +21 45 20.35 – V F52
2021-10-28 09:57:14 C 04 04 25.656 +21 41 09.83 – U F52
2021-10-28 10:13:42 C 04 04 25.329 +21 36 58.04 – V F52
2021-10-28 14:44:09 C 04 04 19.571 +20 27 01.24 – V F51
2021-10-28 14:45:05 C 04 04 19.558 +20 26 47.03 – V F51
2021-10-28 20:49:05 C 04 04 24.30 +18 50 05.8 – V 246
2021-10-28 20:50:18 C 04 04 24.29 +18 49 45.8 – V 246
2021-10-28 20:50:43 C 04 04 24.27 +18 49 39.5 – V 246
2021-10-28 20:52:44 C 04 04 24.19 +18 49 08.5 – V 246
2021-10-28 20:53:29 C 04 04 24.24 +18 48 55.6 – V 246
2021-10-28 20:53:52 C 04 04 24.27 +18 48 50.4 – V 246
2021-10-28 22:06:31 C 04 04 23.34 +18 29 22.1 – V 033
2021-10-28 22:07:21 C 04 04 23.30 +18 29 09.1 – V 033
2021-10-28 22:08:11 C 04 04 23.31 +18 28 55.5 – V 033
2021-10-28 22:09:01 C 04 04 23.29 +18 28 42.0 – V 033
2021-10-28 22:09:50 C 04 04 23.29 +18 28 29.0 – V 033
2021-10-28 22:36:37 C 04 04 23.18 +18 21 24.6 – V 104
2021-10-28 22:44:57 C 04 04 23.03 +18 19 10.3 – V 104
2021-10-28 22:54:40 C 04 04 22.89 +18 16 33.2 – V 104
2021-10-29 01:18:02 C 04 04 20.30 +17 37 46.3 – V 204
2021-10-29 01:25:35 C 04 04 19.83 +17 35 42.9 – V L01
2021-10-29 01:27:38 C 04 04 19.80 +17 35 09.6 – V L01
2021-10-29 01:30:03 C 04 04 19.73 +17 34 30.0 – V L01
2021-10-29 01:32:14 C 04 04 19.68 +17 33 54.5 – V L01
2021-10-29 01:34:36 C 04 04 19.66 +17 33 16.2 – V L01
2021-10-29 01:40:48 C 04 04 19.86 +17 31 34.5 – V 204
2021-10-29 06:09:30 C 04 04 22.18 +16 18 02.1 – V I52
2021-10-29 06:09:51 C 04 04 22.15 +16 17 55.8 – V I52
2021-10-29 06:10:12 C 04 04 22.13 +16 17 50.6 – V I52
2021-10-29 06:10:34 C 04 04 22.13 +16 17 44.4 – V I52
2021-10-30 12:25:22 C 04 04 03.94 +07 32 07.7 – V I52
2021-10-30 12:25:43 C 04 04 03.97 +07 32 01.1 – V I52
2021-10-30 12:28:42 C 04 04 03.87 +07 31 07.1 – V I52
2021-10-30 12:29:03 C 04 04 03.96 +07 31 00.2 – V I52
2021-10-31 00:17:06 C 04 04 01.14 +03 55 30.0 – V 033
2021-10-31 00:17:55 C 04 04 01.07 +03 55 15.2 – V 033
2021-10-31 00:18:44 C 04 04 01.07 +03 54 59.9 – V 033
2021-10-31 00:19:39 C 04 04 01.06 +03 54 43.1 – V 033
2021-10-31 09:44:28 C 04 03 53.74 +01 00 49.8 – V I52
2021-10-31 09:44:49 C 04 03 53.72 +01 00 43.3 – V I52
2021-10-31 09:45:10 C 04 03 53.70 +01 00 37.0 – V I52
2021-10-31 09:45:32 C 04 03 53.71 +01 00 30.2 – V I52