2025 WY9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2206262800 ± 1.71e-04
Semi-major axis (a)1.0562827739 AU ± 7.83e-05
Inclination (i)1.41366292° ± 1.22e-03
Long. of Asc. Node (Ω)60.94124409° ± 7.55e-04
Arg. of Perihelion (ω)102.79568961° ± 4.72e-03
Mean Anomaly (M)279.66202322° ± 1.57e-02
Mean Motion (n)0.9079082872°/day ± 1.01e-04
Perihelion dist (q)0.82323903 AU ± 1.90e-04
Aphelion dist (Q)1.28932651 AU ± 2.04e-04
Orbital Period1.08560115 yr ± 1.21e-04
Physical Parameters
H (abs. magnitude)26.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.232″
Uncertainty2
Orbit TypeApollo
MOID0.006727 AU
Observations Used34
Oppositions1
Arc Total2025-2025
First Observation Used2025-11-28
Last Observation Used2025-12-11
Observations (34)
Date Type RA Dec Mag Band Observatory
2025-11-28 06:08:31 C 02 35 31.162 +16 54 05.01 V F52
2025-11-28 06:28:17 C 02 35 23.615 +16 53 58.47 X F52
2025-11-28 06:48:02 C 02 35 16.045 +16 53 51.67 V F52
2025-11-28 07:07:34 C 02 35 08.530 +16 53 44.92 X F52
2025-11-28 09:20:59 C 02 34 16.503 +16 52 51.67 V T12
2025-11-28 09:24:05 C 02 34 15.286 +16 52 50.21 V T12
2025-11-28 09:25:14 C 02 34 14.819 +16 52 50.15 V T12
2025-11-28 10:03:43 C 02 34 00.001 +16 52 28.71 V F51
2025-11-28 10:04:39 C 02 33 59.632 +16 52 28.30 V F51
2025-11-29 02:30:22 C 02 28 16.208 +16 44 16.87 V I52
2025-11-29 02:32:52 C 02 28 15.215 +16 44 17.48 V I52
2025-11-29 02:35:22 C 02 28 14.214 +16 44 15.97 V I52
2025-11-29 02:37:51 C 02 28 13.228 +16 44 14.71 V I52
2025-11-29 02:40:21 C 02 28 12.302 +16 44 13.63 V I52
2025-11-29 02:42:50 C 02 28 11.258 +16 44 12.84 V I52
2025-11-29 02:45:21 C 02 28 10.229 +16 44 11.80 V I52
2025-11-29 02:47:50 C 02 28 09.275 +16 44 10.79 V I52
2025-11-30 02:14:07 C 02 19 13.451 +16 31 33.60 V I52
2025-11-30 02:17:14 C 02 19 12.140 +16 31 32.45 V I52
2025-11-30 02:20:19 C 02 19 10.837 +16 31 31.01 V I52
2025-11-30 02:23:25 C 02 19 09.552 +16 31 29.53 V I52
2025-12-07 05:27:36 C 00 50 55.997 +13 19 18.62 V I52
2025-12-07 05:43:13 C 00 50 45.298 +13 18 47.30 V I52
2025-12-07 05:52:10 C 00 50 39.134 +13 18 29.59 V I52
2025-12-07 06:01:09 C 00 50 33.054 +13 18 11.81 V I52
2025-12-08 03:55:48 C 00 36 13.090 +12 35 12.80 V 291
2025-12-08 04:02:41 C 00 36 08.090 +12 34 57.60 V 291
2025-12-08 04:09:33 C 00 36 03.110 +12 34 43.00 V 291
2025-12-11 01:44:29 C 23 46 27.29 +09 43 16.3 V 290
2025-12-11 01:51:13 C 23 46 21.88 +09 42 57.2 V 290
2025-12-11 01:54:29 C 23 46 19.25 +09 42 47.8 V 290
2025-12-11 03:52:26 C 23 44 44.860 +09 37 12.50 V 291
2025-12-11 04:02:49 C 23 44 36.590 +09 36 42.50 V 291
2025-12-11 04:13:21 C 23 44 28.200 +09 36 11.60 V 291