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
2021-10-30 18:53:57 s 1 +43256.842 0 +368966.96 3780.0 – C57
2021-10-30 19:03:57 S 04 35 57.401 +27 22 12.86 – V C57
2021-10-30 19:03:57 s 1 +42898.196 0 +369067.71 6600.0 – C57
2021-10-30 19:13:57 S 04 35 56.822 +27 22 20.71 – V C57
2021-10-30 19:13:57 s 1 +42539.440 0 +369167.41 9130.0 – C57
2021-10-30 19:23:57 S 04 35 55.819 +27 22 31.51 – V C57
2021-10-30 19:23:57 s 1 +42180.575 0 +369266.08 1370.0 – C57
2021-10-30 19:33:57 S 04 35 54.763 +27 22 44.11 – V C57
2021-10-30 19:33:57 s 1 +41821.604 0 +369363.71 3320.0 – C57
2021-10-30 19:43:57 S 04 35 54.372 +27 22 51.02 – V C57
2021-10-30 19:43:57 s 1 +41462.526 0 +369460.29 5000.0 – C57
2021-10-30 19:53:57 S 04 35 53.292 +27 22 54.98 – V C57
2021-10-30 19:53:57 s 1 +41103.342 0 +369555.84 6390.0 – C57
2021-10-30 20:13:57 S 04 35 51.761 +27 23 19.25 – V C57
2021-10-30 20:13:57 s 1 +40384.665 0 +369743.82 8370.0 – C57
2021-10-30 20:23:57 S 04 35 50.729 +27 23 27.28 – V C57
2021-10-30 20:23:57 s 1 +40025.172 0 +369836.25 8950.0 – C57
2021-10-30 20:33:57 S 04 35 49.769 +27 23 38.54 – V C57
2021-10-30 20:33:57 s 1 +39665.579 0 +369927.64 9280.0 – C57
2021-10-30 20:43:57 S 04 35 49.202 +27 23 48.19 – V C57
2021-10-30 20:43:57 s 1 +39305.886 0 +370017.99 9340.0 – C57
2021-10-30 21:13:57 S 04 35 46.850 +27 24 10.12 – V C57
2021-10-30 21:13:57 s 1 +38226.218 0 +370282.82 8020.0 – C57
2021-10-30 21:43:57 S 04 35 44.220 +27 24 37.08 – V C57
2021-10-30 21:43:57 s 1 +37145.688 0 +370538.31 4500.0 – C57
2021-10-30 21:53:57 S 04 35 43.054 +27 24 46.84 – V C57
2021-10-30 21:53:57 s 1 +36785.326 0 +370621.40 2850.0 – C57
2021-10-30 22:03:57 S 04 35 42.161 +27 24 54.90 – V C57
2021-10-30 22:03:57 s 1 +36424.872 0 +370703.45 980.0 – C57
2021-10-30 22:23:57 S 04 35 40.349 +27 25 14.23 – V C57
2021-10-30 22:23:57 s 1 +35703.693 0 +370864.43 6550.0 – C57
2021-10-30 22:33:57 S 04 35 40.068 +27 25 23.38 – V C57
2021-10-30 22:33:57 s 1 +35342.971 0 +370943.37 4010.0 – C57
2021-10-30 22:43:57 S 04 35 38.844 +27 25 31.48 – V C57
2021-10-30 22:43:57 s 1 +34982.162 0 +371021.27 1260.0 – C57
2021-10-30 23:03:57 S 04 35 37.157 +27 25 53.26 – V C57
2021-10-30 23:03:57 s 1 +34260.286 0 +371173.96 5110.0 – C57
2021-10-30 23:13:57 S 04 35 36.540 +27 25 57.72 – V C57
2021-10-30 23:13:57 s 1 +33899.222 0 +371248.75 1730.0 – C57
2021-10-30 23:33:57 S 04 35 34.606 +27 26 16.33 – V C57
2021-10-30 23:33:57 s 1 +33176.844 0 +371395.23 4380.0 – C57
2021-10-30 23:43:57 S 04 35 33.967 +27 26 23.32 – V C57
2021-10-30 23:43:57 s 1 +32815.534 0 +371466.91 410.0 – C57
2021-10-30 23:53:57 S 04 35 33.000 +27 26 33.83 – V C57
2021-10-30 23:53:57 s 1 +32454.144 0 +371537.55 6250.0 – C57
2021-10-31 00:03:57 S 04 35 32.306 +27 26 39.26 – V C57
2021-10-31 00:03:57 s 1 +32092.674 0 +371607.16 1910.0 – C57
2021-10-31 00:13:57 S 04 35 31.418 +27 26 53.45 – V C57
2021-10-31 00:13:57 s 1 +31731.127 0 +371675.74 7380.0 – C57
2021-10-31 00:23:57 S 04 35 30.545 +27 27 01.26 – V C57