2020 UR4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5562997395 ± 6.97e-06
Semi-major axis (a)2.6796499243 AU ± 4.53e-05
Inclination (i)11.18361683° ± 5.95e-05
Long. of Asc. Node (Ω)259.25565737° ± 1.92e-04
Arg. of Perihelion (ω)205.44072987° ± 1.69e-04
Mean Anomaly (M)29.88220915° ± 9.88e-03
Mean Motion (n)0.2246959194°/day ± 5.69e-06
Perihelion dist (q)1.18896137 AU ± 2.74e-05
Aphelion dist (Q)4.17033848 AU ± 7.29e-05
Orbital Period4.38648947 yr ± 1.11e-04
Physical Parameters
H (abs. magnitude)20.09
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.307″
Uncertainty1
Orbit TypeAmor
MOID0.218450 AU
Observations Used52
Oppositions1
Arc Total2020-2021
First Observation Used2020-10-13
Last Observation Used2021-02-07
Observations (56)
Date Type RA Dec Mag Band Observatory
2021-01-12 02:53:55 C 01 08 40.33 +10 09 54.0 V V06
2021-01-12 03:00:45 C 01 08 41.10 +10 09 54.3 V V06
2021-01-12 03:07:36 C 01 08 41.84 +10 09 54.3 V V06
2021-02-07 02:55:16 C 02 30 13.69 +10 54 16.0 V V06
2021-02-07 03:04:24 C 02 30 15.04 +10 54 17.0 V V06
2021-02-07 03:13:31 C 02 30 16.36 +10 54 17.9 V V06