2025 UM8

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1918460701 ± 1.63e-04
Semi-major axis (a)1.2323237619 AU ± 2.51e-04
Inclination (i)26.62791951° ± 9.02e-03
Long. of Asc. Node (Ω)33.91290271° ± 3.56e-04
Arg. of Perihelion (ω)343.68230527° ± 4.57e-03
Mean Anomaly (M)27.90961915° ± 1.23e-02
Mean Motion (n)0.7204851635°/day ± 2.21e-04
Perihelion dist (q)0.99590729 AU ± 2.86e-04
Aphelion dist (Q)1.46874023 AU ± 3.61e-04
Orbital Period1.36800358 yr ± 4.19e-04
Physical Parameters
H (abs. magnitude)24.94
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.295″
Uncertainty2
Orbit TypeApollo
MOID0.007122 AU
Observations Used64
Oppositions1
Arc Total2025-2025
First Observation Used2025-10-28
Last Observation Used2025-10-30
Observations (70)
Date Type RA Dec Mag Band Observatory
2025-10-28 20:50:50 B 22 05 39.57 +00 30 28.1 V I93
2025-10-28 20:51:32 C 22 05 34.32 +00 31 03.0 V L01
2025-10-28 21:33:24 C 22 04 52.21 +01 10 23.0 V 104
2025-10-28 21:37:11 C 22 04 48.39 +01 13 53.9 V 104
2025-10-28 23:20:42 C 22 03 33.23 +02 49 40.3 X W62
2025-10-28 23:24:38 C 22 03 29.22 +02 53 16.1 X W62
2025-10-28 23:28:33 C 22 03 25.26 +02 56 49.4 X W62
2025-10-29 02:10:46 C 22 00 56.230 +05 22 37.00 V G96
2025-10-29 02:19:07 C 22 00 47.920 +05 29 56.70 V G96
2025-10-29 02:27:25 C 22 00 39.650 +05 37 11.50 V G96
2025-10-29 03:30:28 C 21 59 40.769 +06 31 20.68 V U74
2025-10-29 03:35:14 C 21 59 36.132 +06 35 25.48 V U74
2025-10-29 04:58:22 B 21 58 17.290 +07 45 32.33 V U52
2025-10-29 05:18:22 B 21 57 58.334 +08 02 15.90 V U52
2025-10-29 05:38:19 B 21 57 39.562 +08 18 52.85 V U52
2025-10-29 11:04:14 B 21 53 15.007 +12 38 59.57 W 900
2025-10-29 11:12:59 B 21 53 07.063 +12 45 36.76 W 900
2025-10-29 11:21:43 B 21 52 59.266 +12 52 13.58 W 900
2025-10-30 02:18:36 C 21 42 04.237 +22 45 44.82 V 703
2025-10-30 02:28:56 C 21 41 56.054 +22 51 40.82 V 703