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
2021-11-01 03:03:57 s 1 -26767.314 0 +369214.17 6000.0 – C57
2021-11-01 03:13:57 S 04 33 10.891 +27 50 37.10 – V C57
2021-11-01 03:13:57 s 1 -27127.958 0 +369114.63 2630.0 – C57
2021-11-01 03:23:57 S 04 33 10.212 +27 50 47.00 – V C57
2021-11-01 03:23:57 s 1 -27488.512 0 +369014.05 8850.0 – C57
2021-11-01 03:53:57 S 04 33 07.339 +27 51 10.26 – V C57
2021-11-01 03:53:57 s 1 -28569.625 0 +368705.99 5020.0 – C57
2021-11-01 04:03:57 S 04 33 06.646 +27 51 18.25 – V C57
2021-11-01 04:03:57 s 1 -28929.809 0 +368601.20 9560.0 – C57
2021-11-01 04:13:57 S 04 33 05.750 +27 51 28.12 – V C57
2021-11-01 04:13:57 s 1 -29289.899 0 +368495.36 3680.0 – C57
2021-11-01 04:23:57 S 04 33 04.882 +27 51 38.02 – V C57
2021-11-01 04:23:57 s 1 -29649.892 0 +368388.47 7370.0 – C57
2021-11-01 04:33:57 S 04 33 03.830 +27 51 47.38 – V C57
2021-11-01 04:33:57 s 1 -30009.788 0 +368280.52 630.0 – C57
2021-11-01 04:43:57 S 04 33 03.259 +27 51 55.26 – V C57
2021-11-01 04:43:57 s 1 -30369.585 0 +368171.53 3440.0 – C57
2021-11-01 04:53:57 S 04 33 02.323 +27 52 04.94 – V C57
2021-11-01 04:53:57 s 1 -30729.283 0 +368061.48 5820.0 – C57
2021-11-01 05:03:57 S 04 33 01.346 +27 52 11.14 – V C57
2021-11-01 05:03:57 s 1 -31088.881 0 +367950.37 7740.0 – C57
2021-11-01 05:13:57 S 04 33 00.346 +27 52 22.76 – V C57
2021-11-01 05:13:57 s 1 -31448.377 0 +367838.22 9220.0 – C57
2021-11-01 05:23:57 S 04 32 59.645 +27 52 28.81 – V C57
2021-11-01 05:23:57 s 1 -31807.771 0 +367725.01 240.0 – C57
2021-11-01 05:33:57 S 04 32 58.584 +27 52 39.86 – V C57
2021-11-01 05:33:57 s 1 -32167.060 0 +367610.74 810.0 – C57
2021-11-01 05:43:57 S 04 32 57.638 +27 52 51.17 – V C57
2021-11-01 05:43:57 s 1 -32526.245 0 +367495.42 910.0 – C57
2021-11-01 05:53:57 S 04 32 56.930 +27 53 00.42 – V C57
2021-11-01 05:53:57 s 1 -32885.324 0 +367379.05 540.0 – C57
2021-11-01 06:13:57 S 04 32 55.094 +27 53 17.41 – V C57
2021-11-01 06:13:57 s 1 -33603.160 0 +367143.13 8400.0 – C57
2021-11-01 06:23:57 S 04 32 54.055 +27 53 27.06 – V C57
2021-11-01 06:23:57 s 1 -33961.914 0 +367023.59 6620.0 – C57
2021-11-01 06:33:57 S 04 32 53.424 +27 53 31.42 – V C57
2021-11-01 06:33:57 s 1 -34320.558 0 +366903.00 4350.0 – C57
2021-11-01 06:43:57 S 04 32 52.373 +27 53 38.98 – V C57
2021-11-01 06:43:57 s 1 -34679.091 0 +366781.34 1600.0 – C57
2021-11-01 06:53:57 S 04 32 51.780 +27 53 52.40 – V C57
2021-11-01 06:53:57 s 1 -35037.512 0 +366658.64 8360.0 – C57
2021-11-01 07:03:57 S 04 32 50.743 +27 53 59.50 – V C57
2021-11-01 07:03:57 s 1 -35395.818 0 +366534.87 4620.0 – C57
2021-11-01 07:13:57 S 04 32 49.639 +27 54 11.05 – V C57
2021-11-01 07:13:57 s 1 -35754.010 0 +366410.04 390.0 – C57
2021-11-01 07:23:57 S 04 32 48.890 +27 54 16.96 – V C57
2021-11-01 07:23:57 s 1 -36112.087 0 +366284.16 5660.0 – C57
2021-11-01 07:33:57 S 04 32 47.983 +27 54 27.68 – V C57
2021-11-01 07:33:57 s 1 -36470.046 0 +366157.22 420.0 – C57
2021-11-01 07:43:57 S 04 32 47.165 +27 54 29.88 – V C57