494975 (2009 WO106)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3852754245 ± 3.42e-08
Semi-major axis (a)1.3741955084 AU ± 3.45e-09
Inclination (i)17.35141324° ± 1.14e-05
Long. of Asc. Node (Ω)281.68363158° ± 1.34e-05
Arg. of Perihelion (ω)134.69205752° ± 1.96e-05
Mean Anomaly (M)350.35149633° ± 9.05e-06
Mean Motion (n)0.6118422863°/day ± 2.30e-09
Perihelion dist (q)0.84475175 AU ± 4.70e-08
Aphelion dist (Q)1.90363927 AU ± 4.72e-08
Orbital Period1.61091560 yr ± 6.06e-09
Physical Parameters
H (abs. magnitude)19.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.308″
Uncertainty0
Orbit TypeApollo
MOID0.050508 AU
Observations Used123
Oppositions6
Arc Total2009-2026
First Observation Used2009-11-26
Last Observation Used2026-01-11
Observations (163)
Date Type RA Dec Mag Band Observatory
2023-02-19 06:36:11 C 14 34 25.11 -41 59 14.4 V 807
2023-02-19 06:49:30 C 14 34 25.38 -41 59 23.0 V 807
2025-06-06 12:38:30 C 19 44 35.378 -27 56 43.56 X F51
2025-06-06 12:46:54 C 19 44 35.030 -27 56 40.81 X F51
2025-06-06 12:54:22 C 19 44 34.706 -27 56 38.50 X F51
2026-01-08 16:55:44 C 22 58 08.695 -09 13 55.70 X 033
2026-01-08 16:56:07 C 22 58 08.886 -09 13 57.40 X 033
2026-01-08 17:10:35 C 22 58 16.936 -09 15 15.80 X 033
2026-01-08 17:10:58 C 22 58 17.116 -09 15 18.00 X 033
2026-01-11 05:05:19 C 23 35 55.430 -15 03 49.32 V T08
2026-01-11 05:10:34 C 23 35 59.035 -15 04 20.68 V T08
2026-01-11 05:21:06 C 23 36 06.175 -15 05 25.76 V T08
2026-01-11 05:36:15 C 23 36 16.351 -15 06 58.32 V T08