2021 UK5

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5570573000
Semi-major axis (a)2.7253690000 AU
Inclination (i)3.85407000°
Long. of Asc. Node (Ω)285.61023000°
Arg. of Perihelion (ω)82.16326000°
Mean Anomaly (M)330.16152000°
Mean Motion (n)0.2190615300°/day
Perihelion dist (q)1.20718230 AU
Aphelion dist (Q)4.24355570 AU
Orbital Period4.49922760 yr
Physical Parameters
H (abs. magnitude)23.96
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.910″
Uncertainty9
Orbit TypeAmor
MOID0.216485 AU
Observations Used11
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-10-30
Observations (11)
Date Type RA Dec Mag Band Observatory
2021-10-26 06:00:56 C 23 38 12.073 +16 32 37.26 U F52
2021-10-26 06:18:33 C 23 38 14.376 +16 32 42.77 U F52
2021-10-26 06:36:18 C 23 38 16.677 +16 32 48.46 U F52
2021-10-26 09:56:35 C 23 38 42.577 +16 33 49.51 V F51
2021-10-26 09:57:30 C 23 38 42.698 +16 33 49.80 V F51
2021-10-27 02:02:15 C 23 40 57.58 +16 38 33.2 u H21
2021-10-27 02:13:38 C 23 40 59.11 +16 38 36.4 u H21
2021-10-27 02:22:24 C 23 41 00.24 +16 38 38.9 u H21
2021-10-30 07:21:11 C 23 51 36.828 +16 59 46.87 V 568
2021-10-30 07:22:55 C 23 51 37.049 +16 59 47.41 V 568
2021-10-30 07:24:40 C 23 51 37.275 +16 59 47.84 V 568