2021 UM2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3392510000 ± 2.00e+00
Semi-major axis (a)1.5915177000 AU ± 3.00e+00
Inclination (i)29.15745000° ± 4.00e+00
Long. of Asc. Node (Ω)216.79247000° ± 5.00e+00
Arg. of Perihelion (ω)193.37530000° ± 6.00e+00
Mean Anomaly (M)2.48198000° ± 3.89e+03
Mean Motion (n)0.4908930200°/day ± 1.39e+00
Perihelion dist (q)1.05159370 AU ± 3.75e+00
Aphelion dist (Q)2.13144170 AU ± 5.13e+00
Orbital Period2.00778500 yr ± 5.68e+00
Physical Parameters
H (abs. magnitude)24.73
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.740″
Uncertainty8
Orbit TypeAmor
MOID0.064161 AU
Observations Used37
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-11-04
Observations (41)
Date Type RA Dec Mag Band Observatory
2021-10-27 09:25:21 C 03 06 10.09 +31 46 06.5 V G96
2021-10-27 09:32:56 C 03 06 12.66 +31 44 00.2 V G96
2021-10-27 09:40:30 C 03 06 15.20 +31 41 51.4 V G96
2021-10-27 09:48:07 C 03 06 17.76 +31 39 44.5 V G96
2021-10-27 10:53:23 C 03 06 39.77 +31 21 27.6 V I52
2021-10-27 10:55:12 C 03 06 40.37 +31 20 56.8 V I52
2021-10-27 10:57:01 C 03 06 40.99 +31 20 26.1 V I52
2021-10-27 10:58:50 C 03 06 41.61 +31 19 55.6 V I52
2021-10-27 11:39:13 C 03 06 55.45 +31 08 31.1 V I52
2021-10-27 11:41:02 C 03 06 56.09 +31 08 01.0 V I52
2021-10-27 21:40:12 C 03 10 43.79 +28 16 30.7 X 958
2021-10-27 21:50:26 C 03 10 47.23 +28 13 32.5 X 958
2021-10-27 22:00:39 C 03 10 50.62 +28 10 34.1 X 958
2021-10-28 00:07:14 C 03 11 30.71 +27 33 39.1 V L01
2021-10-28 00:08:57 C 03 11 31.27 +27 33 08.8 V L01
2021-10-28 00:10:40 C 03 11 31.84 +27 32 38.8 V L01
2021-10-28 00:12:32 C 03 11 32.46 +27 32 05.3 V L01
2021-10-28 00:14:06 C 03 11 33.00 +27 31 37.4 V L01
2021-10-28 00:20:39 C 03 11 35.70 +27 29 40.9 V 204
2021-10-28 00:35:01 C 03 11 40.40 +27 25 27.1 V 204
2021-10-28 00:50:01 C 03 11 45.28 +27 21 01.2 V 204
2021-10-28 04:54:43 C 03 13 18.58 +26 08 36.5 V I52
2021-10-28 04:55:20 C 03 13 18.80 +26 08 25.4 V I52
2021-10-28 04:55:56 C 03 13 18.99 +26 08 15.4 V I52
2021-10-28 05:01:59 C 03 13 20.99 +26 06 27.0 V I52
2021-10-29 04:15:35 C 03 21 17.84 +18 55 46.1 V I52
2021-10-29 04:15:49 C 03 21 17.94 +18 55 42.0 V I52
2021-10-29 04:16:04 C 03 21 17.97 +18 55 38.4 V I52
2021-10-29 04:16:18 C 03 21 18.07 +18 55 32.9 V I52
2021-10-30 02:25:36 C 03 28 17.91 +11 47 14.9 V 033
2021-10-30 02:26:11 C 03 28 18.09 +11 47 03.1 V 033
2021-10-30 02:26:45 C 03 28 18.24 +11 46 52.5 V 033
2021-10-30 02:27:23 C 03 28 18.42 +11 46 40.2 V 033
2021-10-31 00:14:17 C 03 35 00.93 +04 44 01.4 V 033
2021-10-31 00:14:56 C 03 35 01.10 +04 43 48.4 V 033
2021-10-31 00:15:36 C 03 35 01.28 +04 43 35.8 V 033
2021-10-31 22:27:55 C 03 41 28.13 -02 14 41.6 V 033
2021-10-31 22:28:44 C 03 41 28.37 -02 14 56.2 V 033
2021-11-04 04:01:31 C 04 01 02.81 -22 34 06.6 V W94
2021-11-04 04:09:44 C 04 01 04.53 -22 35 53.8 V W94
2021-11-04 04:17:53 C 04 01 06.24 -22 37 37.5 V W94