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
2018-08-15 23:44:42 S 03 24 00.002 -61 53 50.75 – V C57
2018-08-15 23:44:42 s 1 -118451.14 8 +366868.16 4140.0 – C57
2018-08-16 00:14:41 S 03 23 55.140 -61 54 07.27 – V C57
2018-08-16 00:14:41 s 1 -119431.37 7 +366497.43 7880.0 – C57
2018-08-16 00:44:41 S 03 23 50.162 -61 54 23.33 – V C57
2018-08-16 00:44:41 s 1 -120408.90 7 +366118.46 9760.0 – C57
2018-08-16 01:14:41 S 03 23 45.005 -61 54 39.92 – V C57
2018-08-16 01:14:41 s 1 -121383.71 3 +365731.25 9620.0 – C57
2018-08-16 01:44:41 S 03 23 40.274 -61 54 56.52 – V C57
2018-08-16 01:44:41 s 1 -122355.77 4 +365335.81 7310.0 – C57
2018-08-16 02:14:41 S 03 23 35.191 -61 55 13.48 – V C57
2018-08-16 02:14:41 s 1 -123325.06 7 +364932.14 2690.0 – C57
2018-08-16 02:44:41 S 03 23 30.451 -61 55 30.32 – V C57
2018-08-16 02:44:41 s 1 -124291.56 8 +364520.26 5600.0 – C57
2018-08-16 03:14:41 S 03 23 25.303 -61 55 46.24 – V C57
2018-08-16 03:14:41 s 1 -125255.25 5 +364100.16 5880.0 – C57
2018-08-16 03:44:41 S 03 23 20.407 -61 56 01.90 – V C57
2018-08-16 03:44:41 s 1 -126216.10 4 +363671.85 3400.0 – C57
2018-08-16 04:44:41 S 03 23 10.690 -61 56 36.49 – V C57
2018-08-16 04:44:41 s 1 -128129.19 7 +362790.64 9530.0 – C57
2018-08-16 05:14:41 S 03 23 05.542 -61 56 55.00 – V C57
2018-08-16 05:14:41 s 1 -129081.39 4 +362337.75 7830.0 – C57
2018-08-16 05:44:41 S 03 23 00.552 -61 57 09.07 – V C57
2018-08-16 05:44:41 s 1 -130030.66 0 +361876.67 2750.0 – C57
2018-08-16 06:44:41 S 03 22 51.077 -61 57 39.85 – V C57
2018-08-16 06:44:41 s 1 -131920.30 5 +360929.97 1880.0 – C57
2018-08-16 07:14:41 S 03 22 45.857 -61 57 56.48 – V C57
2018-08-16 07:14:41 s 1 -132860.63 7 +360444.36 5770.0 – C57
2018-08-16 07:44:41 S 03 22 41.110 -61 58 14.20 – V C57
2018-08-16 07:44:41 s 1 -133797.94 4 +359950.59 5670.0 – C57
2018-08-16 08:14:41 S 03 22 35.849 -61 58 29.86 – V C57
2018-08-16 08:14:41 s 1 -134732.20 2 +359448.65 1440.0 – C57
2018-08-16 08:44:41 S 03 22 31.114 -61 58 45.98 – V C57
2018-08-16 08:44:41 s 1 -135663.38 7 +358938.56 2920.0 – C57
2018-08-16 09:14:41 S 03 22 25.846 -61 59 04.38 – V C57
2018-08-16 09:14:41 s 1 -136591.47 6 +358420.32 9950.0 – C57
2018-08-16 09:44:41 S 03 22 21.242 -61 59 19.00 – V C57
2018-08-16 09:44:41 s 1 -137516.44 3 +357893.93 2390.0 – C57
2018-08-16 10:14:41 S 03 22 16.262 -61 59 36.17 – V C57
2018-08-16 10:14:41 s 1 -138438.26 6 +357359.39 70.0 – C57
2018-08-16 10:44:41 S 03 22 11.266 -61 59 53.20 – V C57
2018-08-16 10:44:41 s 1 -139356.91 9 +356816.71 2850.0 – C57
2018-08-16 11:14:41 S 03 22 06.065 -62 00 08.82 – V C57
2018-08-16 11:14:41 s 1 -140272.37 9 +356265.90 570.0 – C57
2018-08-16 11:44:41 S 03 22 01.207 -62 00 24.05 – V C57
2018-08-16 11:44:41 s 1 -141184.62 0 +355706.96 3070.0 – C57
2018-08-16 12:14:41 S 03 21 56.198 -62 00 40.68 – V C57
2018-08-16 12:14:41 s 1 -142093.62 0 +355139.88 200.0 – C57
2018-08-16 12:44:41 S 03 21 51.451 -62 00 55.76 – V C57
2018-08-16 12:44:41 s 1 -142999.35 2 +354564.69 1800.0 – C57