2021 UO3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4248429000
Semi-major axis (a)1.6897713000 AU
Inclination (i)1.57433000°
Long. of Asc. Node (Ω)220.53560000°
Arg. of Perihelion (ω)214.88760000°
Mean Anomaly (M)289.96671000°
Mean Motion (n)0.4487063000°/day
Perihelion dist (q)0.97188400 AU
Aphelion dist (Q)2.40765860 AU
Orbital Period2.19655410 yr
Physical Parameters
H (abs. magnitude)26.98
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.760″
Uncertainty6
Orbit TypeApollo
MOID0.006708 AU
Observations Used57
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-11-15
Observations (59)
Date Type RA Dec Mag Band Observatory
2021-11-11 06:47:27 C 03 29 07.08 +02 49 14.9 V 703
2021-11-11 07:10:45 C 03 29 51.55 +02 47 36.9 V 703
2021-11-11 22:04:07 C 04 03 50.51 +01 34 45.3 X Z43
2021-11-11 22:09:12 C 04 04 02.59 +01 34 18.9 X Z43
2021-11-11 22:14:19 C 04 04 14.74 +01 33 52.4 X Z43
2021-11-15 09:48:37 C 07 58 02.50 -05 59 33.1 V I52
2021-11-15 09:50:45 C 07 58 06.91 -05 59 40.6 V I52
2021-11-15 09:52:52 C 07 58 11.37 -05 59 47.5 V I52
2021-11-15 09:55:00 C 07 58 15.75 -05 59 54.4 V I52