2025 UD4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4727572043 ± 1.02e-03
Semi-major axis (a)2.0246964328 AU ± 4.13e-03
Inclination (i)6.46280432° ± 1.11e-02
Long. of Asc. Node (Ω)28.97112794° ± 5.09e-03
Arg. of Perihelion (ω)357.82885175° ± 4.08e-02
Mean Anomaly (M)11.73393052° ± 3.47e-02
Mean Motion (n)0.3421152232°/day ± 1.05e-03
Perihelion dist (q)1.06750661 AU ± 3.00e-03
Aphelion dist (Q)2.98188626 AU ± 6.43e-03
Orbital Period2.88097757 yr ± 8.82e-03
Physical Parameters
H (abs. magnitude)26.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.196″
Uncertainty2
Orbit TypeAmor
MOID0.070292 AU
Observations Used14
Oppositions1
Arc Total2025-2025
First Observation Used2025-10-19
Last Observation Used2025-10-21
Observations (14)
Date Type RA Dec Mag Band Observatory
2025-10-19 09:09:10 C 03 59 15.652 +20 03 38.16 V V00
2025-10-19 09:17:15 C 03 59 17.358 +20 04 14.41 V V00
2025-10-19 09:25:17 C 03 59 19.057 +20 04 51.31 V V00
2025-10-19 09:33:19 C 03 59 20.749 +20 05 28.03 V V00
2025-10-19 11:22:42 C 03 59 48.624 +20 13 59.35 V F52
2025-10-19 11:39:13 C 03 59 52.092 +20 15 15.23 V F52
2025-10-19 12:09:56 C 03 59 53.941 +20 17 07.80 V V00
2025-10-19 12:10:39 C 03 59 54.110 +20 17 11.29 V V00
2025-10-19 12:11:23 C 03 59 54.262 +20 17 14.42 V V00
2025-10-19 12:12:06 C 03 59 54.416 +20 17 17.70 V V00
2025-10-21 14:34:41 C 04 11 31.821 +23 55 18.17 V T12
2025-10-21 14:38:04 C 04 11 32.498 +23 55 31.81 V T12
2025-10-21 14:45:03 C 04 11 33.892 +23 56 00.04 V T12
2025-10-21 14:48:29 C 04 11 34.575 +23 56 13.90 V T12