2022 UA21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2960520931 ± 1.53e-05
Semi-major axis (a)1.4152080088 AU ± 3.08e-05
Inclination (i)2.30401297° ± 1.07e-04
Long. of Asc. Node (Ω)35.58413469° ± 6.98e-05
Arg. of Perihelion (ω)1.84939637° ± 2.58e-04
Mean Anomaly (M)293.84189093° ± 2.13e-02
Mean Motion (n)0.5854392823°/day ± 1.91e-05
Perihelion dist (q)0.99623272 AU ± 3.07e-05
Aphelion dist (Q)1.83418330 AU ± 4.55e-05
Orbital Period1.68356705 yr ± 5.50e-05
Physical Parameters
H (abs. magnitude)29.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.496″
Uncertainty2
Orbit TypeApollo
MOID0.001569 AU
Observations Used107
Oppositions1
Arc Total2022-2022
First Observation Used2022-10-30
Last Observation Used2022-11-23
Observations (111)
Date Type RA Dec Mag Band Observatory
2022-10-31 19:55:12 C 03 10 55.27 +45 27 16.0 o K88
2022-10-31 19:58:25 C 03 11 17.21 +45 29 17.1 o K88
2022-10-31 20:01:39 C 03 11 39.10 +45 31 17.5 o K88
2022-11-03 02:38:48 C 06 40 24.39 +48 19 23.7 o K88
2022-11-03 02:45:46 C 06 40 33.05 +48 18 53.0 o K88
2022-11-03 02:52:43 C 06 40 41.73 +48 18 19.3 o K88
2022-11-05 11:50:35 C 07 30 39.17 +45 05 19.9 V 291
2022-11-05 11:54:09 C 07 30 40.11 +45 05 10.8 V 291
2022-11-05 11:57:41 C 07 30 41.03 +45 05 02.1 V 291
2022-11-23 12:34:38 C 08 09 56.243 +40 14 59.24 V G37
2022-11-23 12:42:26 C 08 09 55.783 +40 14 57.16 V G37