IAA RAS IAA Minor Planet Database

137062 (1998 WM)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3153271265 ± 2.06e-08
Semi-major axis (a)1.2245884699 AU ± 6.45e-10
Inclination (i)22.51507649° ± 2.94e-06
Long. of Asc. Node (Ω)45.62087748° ± 3.48e-06
Arg. of Perihelion (ω)172.58220265° ± 5.40e-06
Mean Anomaly (M)201.77357274° ± 6.50e-06
Mean Motion (n)0.7273225072°/day ± 5.75e-10
Perihelion dist (q)0.83844251 AU ± 2.52e-08
Aphelion dist (Q)1.61073443 AU ± 2.52e-08
Orbital Period1.35514338 yr ± 1.07e-09
Physical Parameters
H (abs. magnitude)16.76
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.591″
Uncertainty0
Orbit TypeApollo
MOID0.169083 AU
Observations Used4601
Gaia Obs Used10
Oppositions7
Arc Total1987-2015
First Observation Used1987-10-16
Last Observation Used2026-01-11
Observations (7442)
Date Type RA Dec Mag Band Observatory
2018-08-30 08:44:41 s 1 -130382.50 2 +359570.30 4560.0 – C57
2018-08-30 09:14:41 S 02 12 23.678 -64 24 34.67 – V C57
2018-08-30 09:14:41 s 1 -131358.82 6 +359115.69 9450.0 – C57
2018-08-30 09:44:41 S 02 12 15.864 -64 24 34.16 – V C57
2018-08-30 09:44:41 s 1 -132332.23 8 +358652.72 790.0 – C57
2018-08-30 10:14:41 S 02 12 07.942 -64 24 34.34 – V C57
2018-08-30 10:14:41 s 1 -133302.71 5 +358181.42 8410.0 – C57
2018-08-30 10:44:41 S 02 12 00.545 -64 24 32.83 – V C57
2018-08-30 10:44:41 s 1 -134270.23 2 +357701.78 2170.0 – C57
2018-08-30 11:14:41 S 02 11 53.059 -64 24 33.66 – V C57
2018-08-30 11:14:41 s 1 -135234.76 4 +357213.81 1920.0 – C57
2018-08-30 11:44:41 S 02 11 45.278 -64 24 33.26 – V C57
2018-08-30 11:44:41 s 1 -136196.28 7 +356717.52 7510.0 – C57
2018-08-30 12:14:41 S 02 11 37.730 -64 24 33.66 – V C57
2018-08-30 12:14:41 s 1 -137154.77 6 +356212.90 8790.0 – C57
2018-08-30 12:44:41 S 02 11 30.122 -64 24 33.62 – V C57
2018-08-30 12:44:41 s 1 -138110.20 5 +355699.97 5610.0 – C57
2018-08-30 13:14:41 S 02 11 22.589 -64 24 32.58 – V C57
2018-08-30 13:14:41 s 1 -139062.55 1 +355178.74 7810.0 – C57
2018-08-30 13:44:41 S 02 11 14.755 -64 24 33.59 – V C57
2018-08-30 13:44:41 s 1 -140011.78 9 +354649.20 5250.0 – C57
2018-08-30 14:14:41 S 02 11 07.433 -64 24 33.52 – V C57
2018-08-30 14:14:41 s 1 -140957.89 2 +354111.36 7760.0 – C57
2018-08-30 14:44:41 S 02 10 59.995 -64 24 32.94 – V C57
2018-08-30 14:44:41 s 1 -141900.83 6 +353565.22 5210.0 – C57
2018-08-30 15:14:41 S 02 10 52.195 -64 24 30.46 – V C57
2018-08-30 15:14:41 s 1 -142840.59 6 +353010.80 7440.0 – C57
2018-08-30 16:44:41 S 02 10 29.292 -64 24 30.53 – V C57
2018-08-30 16:44:41 s 1 -145640.51 6 +351297.84 1250.0 – C57
2018-08-30 17:14:41 S 02 10 22.027 -64 24 28.33 – V C57
2018-08-30 17:14:41 s 1 -146567.28 4 +350710.30 1050.0 – C57
2018-08-30 17:44:41 S 02 10 14.414 -64 24 28.01 – V C57
2018-08-30 17:44:41 s 1 -147490.73 9 +350114.49 4850.0 – C57
2018-08-30 18:14:41 S 02 10 06.617 -64 24 28.37 – V C57
2018-08-30 18:14:41 s 1 -148410.85 6 +349510.43 2520.0 – C57
2018-08-30 18:44:41 S 02 09 59.710 -64 24 30.10 – V C57
2018-08-30 18:44:41 s 1 -149327.60 9 +348898.10 3870.0 – C57
2018-08-30 20:44:41 S 02 09 28.618 -64 24 23.65 – V C57
2018-08-30 20:44:41 s 1 -152960.45 5 +346366.27 3160.0 – C57
2018-08-30 21:14:41 S 02 09 20.978 -64 24 23.51 – V C57
2018-08-30 21:14:41 s 1 -153859.99 2 +345712.70 650.0 – C57
2018-08-30 21:44:41 S 02 09 13.471 -64 24 23.87 – V C57
2018-08-30 21:44:41 s 1 -154756.00 7 +345050.90 910.0 – C57
2018-08-30 22:14:41 S 02 09 05.906 -64 24 21.85 – V C57
2018-08-30 22:14:41 s 1 -155646.78 1 +344379.96 2490.0 – C57
2018-08-30 22:44:41 S 02 08 58.337 -64 24 21.06 – V C57
2018-08-30 22:44:41 s 1 -156535.66 6 +343701.68 7760.0 – C57
2018-08-30 23:14:41 S 02 08 51.115 -64 24 18.65 – V C57
2018-08-30 23:14:41 s 1 -157420.94 7 +343015.17 5300.0 – C57
2018-08-30 23:44:41 S 02 08 43.445 -64 24 20.02 – V C57