2022 UL21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2311781927 ± 9.92e-06
Semi-major axis (a)1.1246021623 AU ± 1.37e-05
Inclination (i)17.09621263° ± 6.58e-04
Long. of Asc. Node (Ω)70.48874008° ± 1.32e-04
Arg. of Perihelion (ω)88.17599902° ± 1.10e-03
Mean Anomaly (M)116.78236723° ± 1.43e-02
Mean Motion (n)0.8264449017°/day ± 1.51e-05
Perihelion dist (q)0.86461867 AU ± 1.53e-05
Aphelion dist (Q)1.38458566 AU ± 2.02e-05
Orbital Period1.19260979 yr ± 2.18e-05
Physical Parameters
H (abs. magnitude)22.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.372″
Uncertainty2
Orbit TypeApollo
MOID0.045435 AU
Observations Used53
Oppositions1
Arc Total2022-2022
First Observation Used2022-10-19
Last Observation Used2022-12-11
Observations (55)
Date Type RA Dec Mag Band Observatory
2022-12-09 22:34:11 C 10 36 35.628 +57 09 57.78 V J95
2022-12-11 09:15:04 C 11 27 50.972 +60 03 01.04 V 703
2022-12-11 09:22:50 C 11 28 02.932 +60 03 32.26 V 703
2022-12-11 09:30:36 C 11 28 14.520 +60 04 03.47 V 703
2022-12-11 09:38:23 C 11 28 26.432 +60 04 34.82 V 703