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
2021-10-17 11:03:58 s 1 +58321.673 0 +358609.02 410.0 – C57
2021-10-17 11:13:58 S 04 52 51.898 +22 51 17.39 – V C57
2021-10-17 11:13:58 s 1 +57965.836 0 +358774.66 3830.0 – C57
2021-10-17 11:33:58 S 04 52 50.842 +22 51 30.85 – V C57
2021-10-17 11:33:58 s 1 +57253.642 0 +359102.72 9100.0 – C57
2021-10-17 12:03:58 S 04 52 50.443 +22 51 58.07 – V C57
2021-10-17 12:03:58 s 1 +56184.069 0 +359586.76 3120.0 – C57
2021-10-18 12:07:32 C 04 52 12.06 +23 05 53.5 – V T08
2021-10-18 12:10:51 C 04 52 11.92 +23 05 55.1 – V T08
2021-10-18 12:17:13 C 04 52 11.68 +23 06 00.6 – V T08
2021-10-18 12:24:31 C 04 52 11.44 +23 06 05.8 – V T08
2021-10-19 19:33:57 S 04 50 44.311 +23 33 45.29 – V C57
2021-10-19 19:33:57 s 1 -65189.960 0 +354266.80 930.0 – C57
2021-10-19 21:53:58 S 04 50 38.472 +23 35 27.28 – V C57
2021-10-19 21:53:58 s 1 -70102.918 0 +351462.61 5050.0 – C57
2021-10-19 22:03:57 S 04 50 37.783 +23 35 42.47 – V C57
2021-10-19 22:03:57 s 1 -70452.260 0 +351254.11 9130.0 – C57
2021-10-19 22:43:57 S 04 50 36.360 +23 36 07.96 – V C57
2021-10-19 22:43:57 s 1 -71847.437 0 +350409.11 6860.0 – C57
2021-10-19 23:33:57 S 04 50 33.852 +23 36 44.93 – V C57
2021-10-19 23:33:57 s 1 -73586.373 0 +349328.13 6860.0 – C57
2021-10-20 00:13:57 S 04 50 32.215 +23 37 13.62 – V C57
2021-10-20 00:13:57 s 1 -74973.390 0 +348443.52 2760.0 – C57
2021-10-20 00:23:57 S 04 50 31.956 +23 37 20.96 – V C57
2021-10-20 00:23:57 s 1 -75319.559 0 +348219.61 4460.0 – C57
2021-10-20 00:33:58 S 04 50 31.447 +23 37 26.18 – V C57
2021-10-20 00:33:58 s 1 -75665.491 0 +347994.59 5240.0 – C57
2021-10-20 07:03:57 S 04 50 15.391 +23 42 25.70 – V C57
2021-10-20 07:03:57 s 1 -88957.200 0 +338351.36 5570.0 – C57
2021-10-20 07:43:57 S 04 50 13.543 +23 42 51.88 – V C57
2021-10-20 07:43:57 s 1 -90296.616 0 +337265.87 8360.0 – C57
2021-10-20 09:53:57 S 04 50 08.093 +23 44 32.86 – V C57
2021-10-20 09:53:57 s 1 -94615.982 0 +333612.74 6600.0 – C57
2021-10-20 10:13:57 S 04 50 07.241 +23 44 45.82 – V C57
2021-10-20 10:13:57 s 1 -95275.771 0 +333033.64 5310.0 – C57
2021-10-20 10:23:57 S 04 50 07.027 +23 44 57.98 – V C57
2021-10-20 10:23:57 s 1 -95605.179 0 +332742.38 2820.0 – C57
2021-10-20 10:43:57 S 04 50 06.137 +23 45 14.22 – V C57
2021-10-20 10:43:57 s 1 -96263.017 0 +332156.43 4140.0 – C57
2021-10-20 10:53:57 S 04 50 05.666 +23 45 23.08 – V C57
2021-10-20 10:53:57 s 1 -96591.443 0 +331861.73 7940.0 – C57
2021-10-20 11:03:57 S 04 50 04.958 +23 45 25.96 – V C57
2021-10-20 11:03:57 s 1 -96919.539 0 +331565.90 480.0 – C57
2021-10-20 11:35:59 C 04 50 29.94 +23 43 20.1 – V T05
2021-10-20 11:39:17 C 04 50 29.84 +23 43 22.7 – V T05
2021-10-20 11:43:14 C 04 50 29.64 +23 43 26.0 – V T05
2021-10-20 11:57:55 C 04 50 29.04 +23 43 37.6 – V T05
2021-10-20 12:23:57 S 04 50 01.673 +23 46 25.00 – V C57
2021-10-20 12:23:57 s 1 -99532.191 0 +329157.87 5080.0 – C57
2021-10-20 12:43:57 S 04 50 00.804 +23 46 38.68 – V C57