138852 (2000 WN10)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2980472238 ± 2.00e+00
Semi-major axis (a)1.0017538399 AU ± 3.00e+00
Inclination (i)21.51734040° ± 4.00e+00
Long. of Asc. Node (Ω)60.84884519° ± 5.00e+00
Arg. of Perihelion (ω)225.41581913° ± 6.00e+00
Mean Anomaly (M)91.08870516° ± 4.31e-05
Mean Motion (n)0.9830390102°/day ± 4.42e+00
Perihelion dist (q)0.70318389 AU ± 2.91e+00
Aphelion dist (Q)1.30032379 AU ± 4.38e+00
Orbital Period1.00263191 yr ± 4.50e+00
NGA Modelr2
A25.66838773e-06 AU/d²
Physical Parameters
H (abs. magnitude)20.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.405″
Uncertainty0
Orbit TypeApollo
MOID0.124363 AU
Observations Used1376
Gaia Obs Used9
Oppositions1
Arc Total2000-2014
First Observation Used2000-11-20
Last Observation Used2025-12-21
Observations (1508)
Date Type RA Dec Mag Band Observatory
2025-12-14 11:07:45 C 00 52 18.20 +12 56 06.9 V D29
2025-12-14 11:28:07 C 00 52 19.06 +12 56 49.3 V D29
2025-12-15 06:45:57 C 00 53 13.996 +13 36 09.51 X F51
2025-12-15 07:00:55 C 00 53 14.629 +13 36 39.57 X F51
2025-12-15 07:16:07 C 00 53 15.260 +13 37 09.65 X F51
2025-12-15 07:31:04 C 00 53 15.906 +13 37 39.45 X F51
2025-12-21 12:42:35 C 01 00 55.67 +18 02 49.9 V D29
2025-12-21 13:02:55 C 01 00 56.72 +18 03 23.7 V D29