2025 OA4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1649764322 ± 7.80e-04
Semi-major axis (a)1.2645270081 AU ± 1.29e-03
Inclination (i)25.01270139° ± 4.55e-02
Long. of Asc. Node (Ω)126.50909493° ± 1.67e-03
Arg. of Perihelion (ω)192.34498865° ± 3.61e-02
Mean Anomaly (M)71.07819516° ± 8.18e-02
Mean Motion (n)0.6931386431°/day ± 1.06e-03
Perihelion dist (q)1.05590985 AU ± 1.46e-03
Aphelion dist (Q)1.47314416 AU ± 1.80e-03
Orbital Period1.42197567 yr ± 2.18e-03
Physical Parameters
H (abs. magnitude)25.08
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.329″
Uncertainty2
Orbit TypeAmor
MOID0.042341 AU
Observations Used21
Oppositions1
Arc Total2025-2025
First Observation Used2025-07-27
Last Observation Used2025-07-30
Observations (23)
Date Type RA Dec Mag Band Observatory
2025-07-27 08:54:27 C 21 36 38.092 -00 26 41.79 V U68
2025-07-27 08:59:54 C 21 36 40.021 -00 28 31.01 V U68
2025-07-27 09:23:38 C 21 36 48.592 -00 36 30.34 V U68
2025-07-27 09:29:05 C 21 36 50.570 -00 38 19.78 V U68
2025-07-27 15:56:22 B 21 39 29.952 -02 50 24.94 W 900
2025-07-27 16:13:41 B 21 39 36.468 -02 56 22.81 W 900
2025-07-27 16:43:29 B 21 39 47.450 -03 06 43.31 W 900
2025-07-27 17:00:48 B 21 39 54.106 -03 12 42.70 W 900
2025-07-27 23:09:27 B 21 42 30.31 -05 22 32.5 X M75
2025-07-27 23:14:51 B 21 42 36.598 -05 24 10.33 X L34
2025-07-27 23:20:30 B 21 42 34.63 -05 26 28.9 X M75
2025-07-27 23:31:25 B 21 42 38.98 -05 30 21.5 X M75
2025-07-27 23:49:19 C 21 42 51.547 -05 36 53.46 W J95
2025-07-27 23:53:11 C 21 42 53.076 -05 38 15.43 W J95
2025-07-28 00:00:52 C 21 42 56.170 -05 41 00.13 W J95
2025-07-28 00:06:42 B 21 42 56.638 -05 42 37.98 X L34
2025-07-28 04:28:31 C 21 44 53.77 -07 16 32.4 X W62
2025-07-28 05:06:18 C 21 45 08.90 -07 30 12.0 X W62
2025-07-28 09:17:28 C 21 46 56.847 -09 01 24.79 V U74
2025-07-28 09:22:14 C 21 46 58.841 -09 03 07.73 V U74
2025-07-28 13:39:45 B 21 49 01.376 -10 37 31.64 Z Q06
2025-07-28 13:59:18 B 21 49 09.527 -10 44 45.38 Z Q06
2025-07-30 14:55:18 C 22 13 42.185 -28 57 22.03 V T12