2025 YM9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2736169657 ± 3.50e-05
Semi-major axis (a)1.2907454214 AU ± 5.68e-05
Inclination (i)6.74786404° ± 8.39e-04
Long. of Asc. Node (Ω)278.77669340° ± 3.95e-05
Arg. of Perihelion (ω)139.77652108° ± 4.56e-04
Mean Anomaly (M)356.28676292° ± 3.32e-04
Mean Motion (n)0.6721270691°/day ± 4.44e-05
Perihelion dist (q)0.93757558 AU ± 6.12e-05
Aphelion dist (Q)1.64391527 AU ± 8.53e-05
Orbital Period1.46642849 yr ± 9.68e-05
Physical Parameters
H (abs. magnitude)28.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.390″
Uncertainty0
Orbit TypeApollo
MOID0.002463 AU
Observations Used77
Oppositions1
Arc Total2025-2025
First Observation Used2025-12-30
Last Observation Used2025-12-31
Observations (77)
Date Type RA Dec Mag Band Observatory
2025-12-30 19:09:12 C 07 40 00.44 +12 05 53.0 V L01
2025-12-30 19:27:04 C 07 40 01.32 +11 51 07.6 X L04
2025-12-30 19:28:57 C 07 40 02.06 +11 49 34.7 X L04
2025-12-30 19:46:34 B 07 40 16.20 +11 34 56.1 X 595
2025-12-30 19:47:21 C 07 40 09.02 +11 34 31.4 X L04
2025-12-30 19:48:50 B 07 40 17.10 +11 33 05.9 X 595
2025-12-30 19:50:00 C 07 40 09.98 +11 32 22.7 X L04
2025-12-30 19:51:08 B 07 40 18.03 +11 31 13.8 X 595
2025-12-30 20:02:45 C 07 40 14.45 +11 22 05.5 X L04
2025-12-30 20:08:06 C 07 40 16.22 +11 17 49.2 X L04
2025-12-30 20:28:10 C 07 40 33.348 +10 59 11.83 W J95
2025-12-30 20:38:17 C 07 40 37.606 +10 51 18.22 W J95
2025-12-30 21:56:12 B 07 40 57.290 +09 53 24.76 Z K74
2025-12-30 22:04:18 B 07 41 07.038 +09 46 36.77 W Z80
2025-12-30 22:04:39 B 07 40 59.486 +09 47 13.78 Z K74
2025-12-30 22:13:04 B 07 41 01.618 +09 41 04.78 Z K74
2025-12-30 22:26:04 B 07 41 04.754 +09 31 42.31 Z K74
2025-12-30 22:26:23 B 07 41 13.209 +09 30 38.90 W Z80
2025-12-30 22:34:12 B 07 41 06.679 +09 25 52.57 Z K74
2025-12-30 22:42:20 B 07 41 08.518 +09 20 04.16 Z K74
2025-12-30 23:37:27 C 07 41 09.48 +08 42 18.6 V K88
2025-12-30 23:43:59 C 07 41 10.65 +08 37 51.0 V K88
2025-12-30 23:48:30 C 07 41 11.48 +08 34 45.7 V K88
2025-12-30 23:53:02 C 07 41 12.29 +08 31 41.9 V K88
2025-12-30 23:57:33 C 07 41 13.08 +08 28 39.2 V K88
2025-12-31 00:02:02 C 07 41 13.95 +08 25 37.2 V K88
2025-12-31 00:06:33 C 07 41 14.72 +08 22 35.1 V K88