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
2018-08-29 20:14:41 s 1 -105098.29 7 +368204.02 9820.0 – C57
2018-08-29 20:44:41 S 02 15 33.816 -64 24 19.40 – V C57
2018-08-29 20:44:41 s 1 -106139.65 5 +367960.25 4210.0 – C57
2018-08-29 21:14:41 S 02 15 26.208 -64 24 21.06 – V C57
2018-08-29 21:14:41 s 1 -107178.69 2 +367707.97 8440.0 – C57
2018-08-29 21:44:41 S 02 15 18.698 -64 24 20.99 – V C57
2018-08-29 21:44:41 s 1 -108215.38 6 +367447.16 7320.0 – C57
2018-08-29 22:14:41 S 02 15 11.033 -64 24 22.75 – V C57
2018-08-29 22:14:41 s 1 -109249.71 4 +367177.84 2930.0 – C57
2018-08-29 22:44:41 S 02 15 03.485 -64 24 24.80 – V C57
2018-08-29 22:44:41 s 1 -110281.65 1 +366900.03 8250.0 – C57
2018-08-29 23:14:41 S 02 14 55.586 -64 24 24.05 – V C57
2018-08-29 23:14:41 s 1 -111311.17 6 +366613.72 3130.0 – C57
2018-08-29 23:44:41 S 02 14 47.995 -64 24 26.03 – V C57
2018-08-29 23:44:41 s 1 -112338.26 5 +366318.92 7410.0 – C57
2018-08-30 00:14:41 S 02 14 40.411 -64 24 25.96 – V C57
2018-08-30 00:14:41 s 1 -113362.89 3 +366015.65 960.0 – C57
2018-08-30 00:44:41 S 02 14 32.674 -64 24 26.57 – V C57
2018-08-30 00:44:41 s 1 -114385.03 9 +365703.91 3610.0 – C57
2018-08-30 01:14:41 S 02 14 25.190 -64 24 28.01 – V C57
2018-08-30 01:14:41 s 1 -115404.67 9 +365383.71 5240.0 – C57
2018-08-30 01:44:41 S 02 14 17.182 -64 24 28.08 – V C57
2018-08-30 01:44:41 s 1 -116421.78 9 +365055.06 5670.0 – C57
2018-08-30 02:14:41 S 02 14 09.893 -64 24 28.58 – V C57
2018-08-30 02:14:41 s 1 -117436.34 6 +364717.96 4780.0 – C57
2018-08-30 02:44:41 S 02 14 02.186 -64 24 29.56 – V C57
2018-08-30 02:44:41 s 1 -118448.32 7 +364372.42 2410.0 – C57
2018-08-30 03:14:41 S 02 13 54.936 -64 24 29.99 – V C57
2018-08-30 03:14:41 s 1 -119457.70 7 +364018.45 8400.0 – C57
2018-08-30 03:44:41 S 02 13 47.242 -64 24 30.92 – V C57
2018-08-30 03:44:41 s 1 -120464.46 4 +363656.06 2630.0 – C57
2018-08-30 04:14:41 S 02 13 39.494 -64 24 32.18 – V C57
2018-08-30 04:14:41 s 1 -121468.57 4 +363285.25 4930.0 – C57
2018-08-30 04:44:41 S 02 13 31.836 -64 24 31.93 – V C57
2018-08-30 04:44:41 s 1 -122470.01 2 +362906.03 5150.0 – C57
2018-08-30 05:14:41 S 02 13 23.966 -64 24 32.11 – V C57
2018-08-30 05:14:41 s 1 -123468.75 6 +362518.41 3160.0 – C57
2018-08-30 05:44:41 S 02 13 16.474 -64 24 32.11 – V C57
2018-08-30 05:44:41 s 1 -124464.78 1 +362122.39 8800.0 – C57
2018-08-30 06:14:41 S 02 13 08.774 -64 24 31.79 – V C57
2018-08-30 06:14:41 s 1 -125458.06 4 +361717.98 1920.0 – C57
2018-08-30 06:44:41 S 02 13 01.596 -64 24 32.94 – V C57
2018-08-30 06:44:41 s 1 -126448.58 0 +361305.18 2370.0 – C57
2018-08-30 07:14:41 S 02 12 54.036 -64 24 32.11 – V C57
2018-08-30 07:14:41 s 1 -127436.30 6 +360884.01 10.0 – C57
2018-08-30 07:44:41 S 02 12 46.207 -64 24 34.67 – V C57
2018-08-30 07:44:41 s 1 -128421.21 8 +360454.47 4690.0 – C57
2018-08-30 08:14:41 S 02 12 38.544 -64 24 34.20 – V C57
2018-08-30 08:14:41 s 1 -129403.29 1 +360016.57 6260.0 – C57
2018-08-30 08:44:41 S 02 12 31.301 -64 24 34.27 – V C57