2025 UA4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6977887649 ± 8.58e-06
Semi-major axis (a)2.3810305905 AU ± 5.60e-05
Inclination (i)8.90112873° ± 6.52e-05
Long. of Asc. Node (Ω)173.65845190° ± 1.77e-04
Arg. of Perihelion (ω)134.67878040° ± 1.17e-04
Mean Anomaly (M)25.24985389° ± 9.24e-04
Mean Motion (n)0.2682654934°/day ± 9.46e-06
Perihelion dist (q)0.71957420 AU ± 2.65e-05
Aphelion dist (Q)4.04248699 AU ± 9.72e-05
Orbital Period3.67407031 yr ± 1.30e-04
Physical Parameters
H (abs. magnitude)21.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.221″
Uncertainty0
Orbit TypeApollo
MOID0.065418 AU
Observations Used70
Oppositions1
Arc Total2025-2025
First Observation Used2025-10-19
Last Observation Used2025-12-18
Observations (71)
Date Type RA Dec Mag Band Observatory
2025-11-04 08:35:11 C 04 12 02.686 -03 23 23.53 V I52
2025-11-04 08:39:15 C 04 12 02.156 -03 23 23.78 V I52
2025-11-04 08:47:59 C 04 12 00.947 -03 23 24.47 V I52
2025-11-04 08:52:03 C 04 12 00.428 -03 23 24.61 V I52
2025-11-10 11:05:39 C 03 54 54.724 -03 21 33.84 V I52
2025-11-10 11:08:43 C 03 54 54.378 -03 21 32.65 V I52
2025-11-10 11:11:48 C 03 54 54.083 -03 21 32.80 V I52
2025-11-17 08:54:28 C 03 39 14.454 -02 58 57.63 X F52
2025-11-17 09:10:31 C 03 39 13.038 -02 58 54.59 X F52
2025-11-17 09:42:36 C 03 39 10.238 -02 58 48.51 X F52
2025-11-25 09:52:24 C 03 25 35.584 -02 12 23.54 X F51
2025-11-25 10:10:52 C 03 25 34.428 -02 12 18.48 X F51
2025-11-25 10:29:00 C 03 25 33.304 -02 12 13.43 X F51
2025-11-25 10:47:10 C 03 25 32.165 -02 12 08.08 X F51
2025-12-10 08:07:15 C 03 11 31.923 -00 12 04.15 X F52
2025-12-10 08:39:08 C 03 11 31.129 -00 11 52.19 X F52
2025-12-10 08:55:05 C 03 11 30.732 -00 11 46.32 X F52
2025-12-18 05:20:42 C 03 08 47.706 +01 00 03.78 V V00
2025-12-18 05:28:45 C 03 08 47.616 +01 00 07.02 V V00
2025-12-18 05:36:48 C 03 08 47.526 +01 00 10.12 V V00
2025-12-18 05:44:50 C 03 08 47.458 +01 00 13.61 V V00