2021 UE4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5233753000
Semi-major axis (a)1.8685995000 AU
Inclination (i)4.79163000°
Long. of Asc. Node (Ω)41.12910000°
Arg. of Perihelion (ω)46.09418000°
Mean Anomaly (M)197.42825000°
Mean Motion (n)0.3858599700°/day
Perihelion dist (q)0.89062070 AU
Aphelion dist (Q)2.84657830 AU
Orbital Period2.55431430 yr
Physical Parameters
H (abs. magnitude)27.29
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.840″
Uncertainty7
Orbit TypeApollo
MOID0.000684 AU
Observations Used56
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-11-03
Observations (58)
Date Type RA Dec Mag Band Observatory
2021-11-03 00:26:38 C 05 58 07.76 +20 29 50.5 V 033
2021-11-03 00:26:58 C 05 58 10.19 +20 30 00.4 V 033
2021-11-03 00:27:17 C 05 58 12.46 +20 30 09.1 V 033
2021-11-03 00:27:37 C 05 58 14.84 +20 30 18.7 V 033
2021-11-03 01:26:33 C 06 05 33.77 +20 58 02.7 V J95
2021-11-03 01:29:14 C 06 05 53.56 +20 59 19.1 V J95
2021-11-03 01:32:32 C 06 06 17.97 +21 00 52.3 V J95
2021-11-03 01:35:09 C 06 06 37.23 +21 02 07.0 V J95