2021 UB1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2744650000
Semi-major axis (a)1.2245651000 AU
Inclination (i)7.70001000°
Long. of Asc. Node (Ω)215.55316000°
Arg. of Perihelion (ω)109.19328000°
Mean Anomaly (M)42.50357000°
Mean Motion (n)0.7273295800°/day
Perihelion dist (q)0.88846480 AU
Aphelion dist (Q)1.56066540 AU
Orbital Period1.35510460 yr
Physical Parameters
H (abs. magnitude)27.28
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.920″
Uncertainty7
Orbit TypeApollo
MOID0.020745 AU
Observations Used32
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-10-29
Observations (32)
Date Type RA Dec Mag Band Observatory
2021-10-24 07:14:15 C 00 34 54.717 +33 35 59.84 V F51
2021-10-25 07:41:35 C 01 00 15.72 +27 09 57.3 V G96
2021-10-25 07:49:02 C 01 00 21.70 +27 08 09.8 V G96
2021-10-25 07:56:28 C 01 00 27.54 +27 06 22.7 V G96
2021-10-25 10:11:59 C 01 02 16.49 +26 33 34.2 V G96
2021-10-25 10:12:19 C 01 02 16.79 +26 33 29.4 V G96
2021-10-25 10:12:40 C 01 02 17.06 +26 33 24.6 V G96
2021-10-25 10:13:01 C 01 02 17.30 +26 33 19.2 V G96
2021-10-25 21:38:52 C 01 11 35.08 +23 59 49.3 V 204
2021-10-25 21:56:26 C 01 11 46.74 +23 56 06.1 V 204
2021-10-26 03:23:28 C 01 15 46.25 +22 48 49.5 V I52
2021-10-26 03:24:32 C 01 15 46.98 +22 48 37.4 V I52
2021-10-26 03:25:35 C 01 15 47.59 +22 48 24.7 V I52
2021-10-26 03:26:39 C 01 15 48.28 +22 48 12.1 V I52
2021-10-28 07:07:14 C 01 42 04.816 +14 23 06.54 U F52
2021-10-28 07:24:41 C 01 42 10.602 +14 20 53.45 U F52
2021-10-28 07:59:27 C 01 42 21.964 +14 16 28.08 U F52
2021-10-28 10:01:15 C 01 43 00.443 +14 01 01.69 V F51
2021-10-28 10:03:06 C 01 43 01.054 +14 00 47.15 V F51
2021-10-28 20:02:59 C 01 46 39.99 +12 46 38.9 V L01
2021-10-28 20:06:44 C 01 46 41.02 +12 46 13.2 V L01
2021-10-28 20:10:28 C 01 46 42.16 +12 45 47.9 V L01
2021-10-28 20:15:27 C 01 46 43.73 +12 45 13.0 V L01
2021-10-28 22:33:36 C 01 47 24.43 +12 29 09.5 V 033
2021-10-28 22:35:36 C 01 47 25.02 +12 28 56.2 V 033
2021-10-28 22:37:36 C 01 47 25.59 +12 28 42.6 V 033
2021-10-29 03:53:15 C 01 49 13.91 +11 54 22.9 V H06
2021-10-29 04:08:41 C 01 49 19.02 +11 52 43.4 V I52
2021-10-29 04:09:47 C 01 49 19.27 +11 52 36.1 V I52
2021-10-29 04:10:54 C 01 49 19.63 +11 52 28.4 V I52
2021-10-29 04:12:00 C 01 49 19.94 +11 52 21.5 V I52
2021-10-29 04:45:43 C 01 49 28.11 +11 48 45.8 V H06