504033 (2005 UN157)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8583427506 ± 1.04e-07
Semi-major axis (a)2.5115712772 AU ± 2.11e-08
Inclination (i)44.37743091° ± 3.46e-05
Long. of Asc. Node (Ω)21.46049173° ± 7.52e-06
Arg. of Perihelion (ω)210.12761487° ± 2.17e-05
Mean Anomaly (M)48.15653636° ± 2.68e-05
Mean Motion (n)0.2476247297°/day ± 3.12e-09
Perihelion dist (q)0.35578228 AU ± 2.61e-07
Aphelion dist (Q)4.66736028 AU ± 2.64e-07
Orbital Period3.98032250 yr ± 5.02e-08
Physical Parameters
H (abs. magnitude)18.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.267″
Uncertainty0
Orbit TypeApollo
MOID0.409404 AU
Observations Used105
Oppositions15
Arc Total2005-2025
First Observation Used2005-10-29
Last Observation Used2025-10-21
Observations (114)
Date Type RA Dec Mag Band Observatory
2025-10-02 08:36:58 C 01 43 50.156 +06 13 52.72 V G96
2025-10-02 08:44:18 C 01 43 49.415 +06 13 51.74 V G96
2025-10-02 08:58:57 C 01 43 47.903 +06 13 50.38 V G96
2025-10-02 17:44:36 C 01 42 54.991 +06 12 57.50 W O18
2025-10-02 19:31:42 C 01 42 44.035 +06 12 46.87 W O18
2025-10-02 20:03:31 C 01 42 40.787 +06 12 43.65 W O18
2025-10-15 16:50:15 C 01 12 58.402 +05 40 38.15 W O18
2025-10-15 17:50:04 C 01 12 53.030 +05 40 32.28 W O18
2025-10-16 16:43:13 C 01 10 51.451 +05 38 14.80 W O18
2025-10-16 17:42:52 C 01 10 46.166 +05 38 08.79 W O18
2025-10-19 15:50:13 C 01 04 45.963 +05 31 24.33 W O18
2025-10-19 16:49:48 C 01 04 40.909 +05 31 18.51 W O18
2025-10-21 15:46:52 C 01 00 50.783 +05 27 05.24 W O18
2025-10-21 16:46:25 C 01 00 45.958 +05 27 00.18 W O18