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
2018-09-19 10:14:41 s 1 -132298.40 3 -56710.234 5360.0 – C57
2018-09-19 10:44:41 S 00 15 31.783 -59 58 35.18 – V C57
2018-09-19 10:44:41 s 1 -130106.06 9 -58884.522 6340.0 – C57
2018-09-19 11:14:41 S 00 15 26.758 -59 58 08.33 – V C57
2018-09-19 11:14:41 s 1 -127876.27 3 -61041.824 9520.0 – C57
2018-09-19 11:44:41 S 00 15 21.307 -59 57 37.84 – V C57
2018-09-19 11:44:41 s 1 -125608.68 1 -63181.052 1390.0 – C57
2018-09-19 12:14:41 S 00 15 16.255 -59 57 09.22 – V C57
2018-09-19 12:14:41 s 1 -123302.97 3 -65301.076 8450.0 – C57
2018-09-19 12:44:41 S 00 15 10.843 -59 56 39.30 – V C57
2018-09-19 12:44:41 s 1 -120958.84 4 -67400.723 7200.0 – C57
2018-09-19 13:14:41 S 00 15 05.431 -59 56 14.50 – V C57
2018-09-19 13:14:41 s 1 -118576.00 8 -69478.772 4200.0 – C57
2018-09-19 13:44:41 S 00 15 00.192 -59 55 41.30 – V C57
2018-09-19 13:44:41 s 1 -116154.19 8 -71533.957 6050.0 – C57
2018-09-19 14:14:41 S 00 14 54.655 -59 55 16.43 – V C57
2018-09-19 14:14:41 s 1 -113693.17 1 -73564.962 9390.0 – C57
2018-09-19 15:44:41 S 00 14 39.005 -59 53 48.84 – V C57
2018-09-19 15:44:41 s 1 -106072.73 4 -79499.013 5880.0 – C57
2018-09-19 16:14:41 S 00 14 33.799 -59 53 19.07 – V C57
2018-09-19 16:14:41 s 1 -103452.93 4 -81419.157 3180.0 – C57
2018-09-19 16:44:41 S 00 14 28.087 -59 52 49.12 – V C57
2018-09-19 16:44:41 s 1 -100793.12 4 -83307.793 6490.0 – C57
2018-09-19 17:14:41 S 00 14 23.016 -59 52 21.83 – V C57
2018-09-19 17:14:41 s 1 -98093.252 0 -85163.299 3080.0 – C57
2018-09-19 17:44:41 S 00 14 17.330 -59 51 56.09 – V C57
2018-09-19 17:44:41 s 1 -95353.310 0 -86984.001 390.0 – C57
2018-09-19 18:14:41 S 00 14 12.202 -59 51 26.42 – V C57
2018-09-19 18:14:41 s 1 -92573.336 0 -88768.170 6030.0 – C57
2018-09-19 18:44:41 S 00 14 07.402 -59 50 58.81 – V C57
2018-09-19 18:44:41 s 1 -89753.419 0 -90514.028 7860.0 – C57
2018-09-19 19:14:41 S 00 14 01.622 -59 50 28.86 – V C57
2018-09-19 19:14:41 s 1 -86893.704 0 -92219.742 3920.0 – C57
2018-09-19 19:44:41 S 00 13 56.340 -59 50 03.37 – V C57
2018-09-19 19:44:41 s 1 -83994.395 0 -93883.428 2560.0 – C57
2018-09-19 20:14:41 S 00 13 50.890 -59 49 35.87 – V C57
2018-09-19 20:14:41 s 1 -81055.758 0 -95503.155 2370.0 – C57
2018-09-19 20:44:41 S 00 13 45.382 -59 49 06.35 – V C57
2018-09-19 20:44:41 s 1 -78078.131 0 -97076.941 2280.0 – C57
2018-09-19 21:14:41 S 00 13 40.409 -59 48 41.22 – V C57
2018-09-19 21:14:41 s 1 -75061.920 0 -98602.760 1560.0 – C57
2018-09-19 21:44:41 S 00 13 34.781 -59 48 13.07 – V C57
2018-09-19 21:44:41 s 1 -72007.612 0 -100078.54 9850.0 – C57
2018-09-19 22:14:41 S 00 13 29.460 -59 47 43.76 – V C57
2018-09-19 22:14:41 s 1 -68915.775 0 -101502.17 7200.0 – C57
2018-09-19 22:44:41 S 00 13 24.014 -59 47 20.98 – V C57
2018-09-19 22:44:41 s 1 -65787.064 0 -102871.52 4080.0 – C57
2018-09-19 23:14:41 S 00 13 17.952 -59 46 51.64 – V C57
2018-09-19 23:14:41 s 1 -62622.226 0 -104184.39 1450.0 – C57
2018-09-19 23:44:41 S 00 13 12.962 -59 46 23.34 – V C57