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
2021-11-03 17:13:57 S 04 27 29.520 +28 44 11.29 – V C57
2021-11-03 17:13:57 s 1 -143662.70 0 +254369.58 1880.0 – C57
2021-11-03 17:23:57 S 04 27 28.932 +28 44 22.74 – V C57
2021-11-03 17:23:57 s 1 -143886.80 7 +253831.19 3290.0 – C57
2021-11-03 17:33:57 S 04 27 27.535 +28 44 30.41 – V C57
2021-11-03 17:33:57 s 1 -144110.11 2 +253291.41 1700.0 – C57
2021-11-03 17:34:41 C 04 28 05.318 +28 43 22.80 – V P07
2021-11-03 17:43:57 S 04 27 26.959 +28 44 35.59 – V C57
2021-11-03 17:43:57 s 1 -144332.61 0 +252750.23 7100.0 – C57
2021-11-03 18:03:57 S 04 27 24.943 +28 44 54.60 – V C57
2021-11-03 18:03:57 s 1 -144775.17 3 +251663.67 8810.0 – C57
2021-11-03 18:13:57 S 04 27 23.770 +28 45 00.61 – V C57
2021-11-03 18:13:57 s 1 -144995.23 0 +251118.29 5090.0 – C57
2021-11-03 18:23:57 S 04 27 23.299 +28 45 12.10 – V C57
2021-11-03 18:23:57 s 1 -145214.46 5 +250571.49 8290.0 – C57
2021-11-03 18:31:03 C 04 27 59.794 +28 44 14.96 – V P07
2021-11-03 18:43:57 S 04 27 20.885 +28 45 28.26 – V C57
2021-11-03 18:43:57 s 1 -145650.45 2 +249473.68 5430.0 – C57
2021-11-03 18:53:57 S 04 27 20.230 +28 45 39.24 – V C57
2021-11-03 18:53:57 s 1 -145867.19 6 +248922.66 9340.0 – C57
2021-11-03 19:23:57 S 04 27 17.326 +28 46 05.88 – V C57
2021-11-03 19:23:57 s 1 -146512.38 2 +247261.11 2210.0 – C57
2021-11-03 19:31:41 C 04 27 53.839 +28 45 10.91 – V P07
2021-11-03 19:33:57 S 04 27 16.538 +28 46 11.28 – V C57
2021-11-03 19:33:57 s 1 -146725.74 8 +246704.42 3500.0 – C57
2021-11-03 19:43:57 S 04 27 15.322 +28 46 21.36 – V C57
2021-11-03 19:43:57 s 1 -146938.25 9 +246146.32 1600.0 – C57
2021-11-03 19:53:57 S 04 27 14.573 +28 46 30.18 – V C57
2021-11-03 19:53:57 s 1 -147149.91 0 +245586.79 6500.0 – C57
2021-11-03 20:03:57 S 04 27 13.702 +28 46 38.14 – V C57
2021-11-03 20:03:57 s 1 -147360.69 8 +245025.83 8170.0 – C57
2021-11-03 20:05:29 C 04 27 50.50 +28 45 30.1 – V D29
2021-11-03 20:13:57 S 04 27 12.588 +28 46 46.56 – V C57
2021-11-03 20:13:57 s 1 -147570.61 8 +244463.45 6600.0 – C57
2021-11-03 20:23:57 S 04 27 11.554 +28 46 54.59 – V C57
2021-11-03 20:23:57 s 1 -147779.66 5 +243899.64 1780.0 – C57
2021-11-03 20:24:17 C 04 27 48.686 +28 45 58.68 – V P07
2021-11-03 20:25:51 C 04 27 48.51 +28 45 48.8 – V D29
2021-11-03 20:33:57 S 04 27 10.618 +28 47 04.70 – V C57
2021-11-03 20:33:57 s 1 -147987.83 6 +243334.40 3690.0 – C57
2021-11-03 20:43:57 S 04 27 09.612 +28 47 12.30 – V C57
2021-11-03 20:43:57 s 1 -148195.12 6 +242767.73 2310.0 – C57
2021-11-03 20:46:13 C 04 27 46.53 +28 46 07.2 – V D29
2021-11-03 20:53:57 S 04 27 08.868 +28 47 21.48 – V C57
2021-11-03 20:53:57 s 1 -148401.53 1 +242199.63 7630.0 – C57
2021-11-03 21:13:57 S 04 27 06.857 +28 47 37.61 – V C57
2021-11-03 21:13:57 s 1 -148811.66 6 +241059.11 8300.0 – C57
2021-11-03 21:33:57 S 04 27 05.386 +28 47 54.74 – V C57
2021-11-03 21:33:57 s 1 -149218.20 6 +239912.82 5570.0 – C57
2021-11-03 21:43:57 S 04 27 04.025 +28 48 03.17 – V C57