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
2021-10-31 06:03:57 s 1 +19036.008 0 +373423.86 2270.0 – C57
2021-10-31 06:13:57 S 04 35 00.802 +27 32 11.18 – V C57
2021-10-31 06:13:57 s 1 +18672.348 0 +373455.19 3590.0 – C57
2021-10-31 06:23:57 S 04 34 59.770 +27 32 17.66 – V C57
2021-10-31 06:23:57 s 1 +18308.648 0 +373485.49 4850.0 – C57
2021-10-31 06:33:57 S 04 34 59.234 +27 32 27.10 – V C57
2021-10-31 06:33:57 s 1 +17944.909 0 +373514.75 6080.0 – C57
2021-10-31 06:43:57 S 04 34 58.006 +27 32 36.82 – V C57
2021-10-31 06:43:57 s 1 +17581.133 0 +373542.98 7260.0 – C57
2021-10-31 06:53:57 S 04 34 57.350 +27 32 45.20 – V C57
2021-10-31 06:53:57 s 1 +17217.320 0 +373570.18 8400.0 – C57
2021-10-31 07:03:57 S 04 34 56.059 +27 32 53.45 – V C57
2021-10-31 07:03:57 s 1 +16853.471 0 +373596.35 9500.0 – C57
2021-10-31 07:13:57 S 04 34 55.279 +27 33 02.30 – V C57
2021-10-31 07:13:57 s 1 +16489.588 0 +373621.48 580.0 – C57
2021-10-31 07:23:57 S 04 34 54.576 +27 33 07.88 – V C57
2021-10-31 07:23:57 s 1 +16125.671 0 +373645.57 1630.0 – C57
2021-10-31 07:43:57 S 04 34 53.184 +27 33 27.25 – V C57
2021-10-31 07:43:57 s 1 +15397.740 0 +373690.67 3650.0 – C57
2021-10-31 07:53:57 S 04 34 52.423 +27 33 33.23 – V C57
2021-10-31 07:53:57 s 1 +15033.729 0 +373711.67 4640.0 – C57
2021-10-31 08:03:57 S 04 34 51.120 +27 33 49.36 – V C57
2021-10-31 08:03:57 s 1 +14669.687 0 +373731.63 4390.0 – C57
2021-10-31 08:13:57 S 04 34 50.604 +27 33 56.45 – V C57
2021-10-31 08:13:57 s 1 +14305.618 0 +373750.56 3430.0 – C57
2021-10-31 08:23:57 S 04 34 49.634 +27 34 04.01 – V C57
2021-10-31 08:23:57 s 1 +13941.520 0 +373768.46 2470.0 – C57
2021-10-31 08:33:57 S 04 34 48.667 +27 34 11.60 – V C57
2021-10-31 08:33:57 s 1 +13577.396 0 +373785.32 1520.0 – C57
2021-10-31 08:43:57 S 04 34 47.803 +27 34 21.47 – V C57
2021-10-31 08:43:57 s 1 +13213.247 0 +373801.15 570.0 – C57
2021-10-31 08:53:57 S 04 34 46.783 +27 34 33.96 – V C57
2021-10-31 08:53:57 s 1 +12849.073 0 +373815.94 9610.0 – C57
2021-10-31 09:03:57 S 04 34 46.094 +27 34 40.91 – V C57
2021-10-31 09:03:57 s 1 +12484.875 0 +373829.71 8640.0 – C57
2021-10-31 09:13:57 S 04 34 45.456 +27 34 47.93 – V C57
2021-10-31 09:13:57 s 1 +12120.656 0 +373842.43 7670.0 – C57
2021-10-31 09:23:57 S 04 34 44.328 +27 35 00.67 – V C57
2021-10-31 09:23:57 s 1 +11756.414 0 +373854.13 6670.0 – C57
2021-10-31 09:33:57 S 04 34 43.574 +27 35 05.96 – V C57
2021-10-31 09:33:57 s 1 +11392.152 0 +373864.79 5660.0 – C57
2021-10-31 09:53:57 S 04 34 41.921 +27 35 25.12 – V C57
2021-10-31 09:53:57 s 1 +10663.572 0 +373883.01 3580.0 – C57
2021-10-31 10:03:57 S 04 34 40.661 +27 35 31.92 – V C57
2021-10-31 10:03:57 s 1 +10299.255 0 +373890.57 2490.0 – C57
2021-10-31 10:13:57 S 04 34 40.027 +27 35 37.18 – V C57
2021-10-31 10:23:57 S 04 34 39.166 +27 35 51.97 – V C57
2021-10-31 10:33:57 S 04 34 38.530 +27 35 58.67 – V C57
2021-10-31 10:43:57 S 04 34 37.529 +27 36 09.90 – V C57
2021-10-31 10:53:57 S 04 34 36.658 +27 36 15.73 – V C57