2021 UM1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5657032000
Semi-major axis (a)2.3597825000 AU
Inclination (i)4.34484000°
Long. of Asc. Node (Ω)221.60004000°
Arg. of Perihelion (ω)166.44921000°
Mean Anomaly (M)44.95298000°
Mean Motion (n)0.2718918000°/day
Perihelion dist (q)1.02484600 AU
Aphelion dist (Q)3.69471900 AU
Orbital Period3.62499960 yr
Physical Parameters
H (abs. magnitude)26.45
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.620″
Uncertainty7
Orbit TypeAmor
MOID0.032506 AU
Observations Used54
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-11-07
Observations (55)
Date Type RA Dec Mag Band Observatory
2021-10-30 23:40:45 C 02 20 48.74 +23 03 02.0 V Z99
2021-11-07 07:23:29 C 04 31 56.53 +15 42 33.9 V G96
2021-11-07 07:30:52 C 04 31 59.44 +15 42 18.3 V G96
2021-11-07 07:38:14 C 04 32 02.34 +15 42 02.8 V G96
2021-11-07 07:45:37 C 04 32 05.18 +15 41 47.4 V G96