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
2018-09-07 17:44:41 s 1 +152681.08 3 +66258.801 3790.0 – C57
2018-09-07 18:14:41 S 01 22 14.508 -64 02 31.96 – V C57
2018-09-07 18:14:41 s 1 +152854.79 2 +69072.258 3980.0 – C57
2018-09-07 18:44:41 S 01 22 05.556 -64 02 23.82 – V C57
2018-09-07 18:44:41 s 1 +153001.46 3 +71873.415 1340.0 – C57
2018-09-07 19:14:41 S 01 21 56.261 -64 02 12.98 – V C57
2018-09-07 19:14:41 s 1 +153121.64 5 +74662.045 8600.0 – C57
2018-09-07 19:44:41 S 01 21 47.822 -64 02 03.52 – V C57
2018-09-07 19:44:41 s 1 +153215.87 8 +77437.936 8490.0 – C57
2018-09-07 20:14:41 S 01 21 38.486 -64 01 54.23 – V C57
2018-09-07 20:14:41 s 1 +153284.68 9 +80200.892 3660.0 – C57
2018-09-07 20:44:41 S 01 21 29.182 -64 01 43.86 – V C57
2018-09-07 20:44:41 s 1 +153328.59 5 +82950.730 6740.0 – C57
2018-09-07 21:14:41 S 01 21 20.129 -64 01 34.10 – V C57
2018-09-07 21:14:41 s 1 +153348.10 2 +85687.279 0.031 – C57
2018-09-07 21:44:41 S 01 21 11.774 -64 01 23.56 – V C57
2018-09-07 21:44:41 s 1 +153343.70 3 +88410.379 0.69 – C57
2018-09-07 22:14:41 S 01 21 02.856 -64 01 13.01 – V C57
2018-09-07 22:14:41 s 1 +153315.88 2 +91119.883 0.901 – C57
2018-09-07 22:44:41 S 01 20 53.318 -64 01 04.19 – V C57
2018-09-07 22:44:41 s 1 +153265.11 3 +93815.656 0.91 – C57
2018-09-08 00:44:41 S 01 20 17.508 -64 00 19.19 – V C57
2018-09-08 00:44:41 s 1 +152841.65 6 +104459.04 0.677 – C57
2018-09-08 01:14:41 S 01 20 07.834 -64 00 07.06 – V C57
2018-09-08 01:14:41 s 1 +152682.88 6 +107084.45 0.206 – C57
2018-09-08 02:14:41 S 01 19 50.623 -63 59 43.73 – V C57
2018-09-08 02:14:41 s 1 +152304.78 9 +112292.14 0.029 – C57
2018-09-08 02:44:41 S 01 19 41.431 -63 59 33.58 – V C57
2018-09-08 02:44:41 s 1 +152086.26 4 +114874.27 0.752 – C57
2018-09-08 03:44:41 S 01 19 23.798 -63 59 11.51 – V C57
2018-09-08 03:44:41 s 1 +151592.19 6 +119994.82 0.865 – C57
2018-09-08 04:14:41 S 01 19 14.796 -63 58 58.30 – V C57
2018-09-08 04:14:41 s 1 +151317.40 1 +122533.13 0.662 – C57
2018-09-08 04:44:41 S 01 19 05.700 -63 58 46.16 – V C57
2018-09-08 04:44:41 s 1 +151024.58 5 +125056.74 0.883 – C57
2018-09-08 05:14:41 S 01 18 57.060 -63 58 34.21 – V C57
2018-09-08 05:14:41 s 1 +150714.10 3 +127565.61 0.724 – C57
2018-09-08 05:44:41 S 01 18 48.029 -63 58 20.75 – V C57
2018-09-08 05:44:41 s 1 +150386.29 9 +130059.71 0.375 – C57
2018-09-08 06:14:41 S 01 18 39.074 -63 58 09.55 – V C57
2018-09-08 06:14:41 s 1 +150041.51 3 +132539.01 0.021 – C57
2018-09-08 06:44:41 S 01 18 30.386 -63 57 57.85 – V C57
2018-09-08 06:44:41 s 1 +149680.07 6 +135003.49 0.848 – C57
2018-09-08 07:14:41 S 01 18 21.374 -63 57 44.39 – V C57
2018-09-08 07:14:41 s 1 +149302.31 2 +137453.12 0.034 – C57
2018-09-08 07:44:41 S 01 18 12.574 -63 57 32.47 – V C57
2018-09-08 07:44:41 s 1 +148908.53 9 +139887.91 0.757 – C57
2018-09-08 08:14:41 S 01 18 03.583 -63 57 19.91 – V C57
2018-09-08 08:14:41 s 1 +148499.06 5 +142307.82 0.19 – C57
2018-09-08 08:44:41 S 01 17 54.521 -63 57 05.44 – V C57