IAA RAS IAA Minor Planet Database

2022 UM21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4564266000
Semi-major axis (a)0.9683037000 AU
Inclination (i)11.36434000°
Long. of Asc. Node (Ω)36.30603000°
Arg. of Perihelion (ω)127.45561000°
Mean Anomaly (M)1.00503000°
Mean Motion (n)1.0343957100°/day
Perihelion dist (q)0.52634410 AU
Aphelion dist (Q)1.41026330 AU
Orbital Period0.95283430 yr
Physical Parameters
H (abs. magnitude)26.55
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.850″
Uncertainty8
Orbit TypeAten
MOID0.023982 AU
Observations Used17
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2022-10-31
Observations (17)
Date Type RA Dec Mag Band Observatory
2022-10-25 08:54:52 C 03 36 13.982 +13 21 31.00 – V V00
2022-10-25 09:01:55 C 03 36 12.942 +13 21 48.20 – V V00
2022-10-25 09:08:58 C 03 36 11.855 +13 22 05.52 – V V00
2022-10-25 09:16:02 C 03 36 10.840 +13 22 22.76 – V V00
2022-10-25 10:15:01 C 03 36 01.994 +13 24 48.24 – V V00
2022-10-25 10:15:58 C 03 36 01.840 +13 24 50.18 – V V00
2022-10-25 10:16:55 C 03 36 01.699 +13 24 52.92 – V V00
2022-10-25 10:17:52 C 03 36 01.555 +13 24 54.79 – V V00
2022-10-31 08:41:20 C 02 57 05.510 +24 30 43.57 – U F52
2022-10-31 09:01:21 C 02 56 53.398 +24 33 36.40 – U F52
2022-10-31 09:21:24 C 02 56 41.212 +24 36 28.94 – U F52
2022-10-31 09:41:27 C 02 56 28.898 +24 39 22.25 – U F52
2022-10-31 22:40:42 C 02 48 22.08 +26 37 21.2 – V L01
2022-10-31 22:43:32 C 02 48 20.05 +26 37 48.7 – V L01
2022-10-31 22:46:23 C 02 48 17.98 +26 38 16.9 – V L01
2022-10-31 22:49:14 C 02 48 15.90 +26 38 44.8 – V L01
2022-10-31 22:52:04 C 02 48 13.82 +26 39 12.8 – V L01