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
2021-10-29 04:13:57 s 1 +120994.36 5 +316804.63 2630.0 – C57
2021-10-29 04:23:57 S 04 39 05.141 +26 47 40.34 – V C57
2021-10-29 04:23:57 s 1 +120694.80 0 +317156.74 9230.0 – C57
2021-10-29 04:33:57 S 04 39 04.094 +26 47 48.52 – V C57
2021-10-29 04:33:57 s 1 +120394.80 6 +317507.69 4450.0 – C57
2021-10-29 04:53:57 S 04 39 02.549 +26 48 04.68 – V C57
2021-10-29 04:53:57 s 1 +119793.53 8 +318206.16 730.0 – C57
2021-10-29 05:23:57 S 04 39 00.322 +26 48 35.32 – V C57
2021-10-29 05:23:57 s 1 +118888.46 2 +319245.24 9890.0 – C57
2021-10-29 06:43:57 S 04 38 54.062 +26 49 45.80 – V C57
2021-10-29 06:43:57 s 1 +116456.66 6 +321965.75 8640.0 – C57
2021-10-29 06:53:57 S 04 38 53.069 +26 49 55.60 – V C57
2021-10-29 06:53:57 s 1 +116150.85 7 +322300.68 5060.0 – C57
2021-10-29 07:03:57 S 04 38 52.169 +26 50 02.36 – V C57
2021-10-29 07:03:57 s 1 +115844.64 6 +322634.47 190.0 – C57
2021-10-29 07:13:57 S 04 38 51.734 +26 50 14.53 – V C57
2021-10-29 07:13:57 s 1 +115538.03 5 +322967.12 4020.0 – C57
2021-10-29 07:23:57 S 04 38 51.022 +26 50 23.68 – V C57
2021-10-29 07:23:57 s 1 +115231.02 7 +323298.63 6580.0 – C57
2021-10-29 07:33:57 S 04 38 50.210 +26 50 31.27 – V C57
2021-10-29 07:33:57 s 1 +114923.62 2 +323629.01 7850.0 – C57
2021-10-29 07:43:57 S 04 38 49.802 +26 50 37.93 – V C57
2021-10-29 07:43:57 s 1 +114615.82 2 +323958.25 7860.0 – C57
2021-10-29 07:53:57 S 04 38 48.619 +26 50 49.99 – V C57
2021-10-29 07:53:57 s 1 +114307.63 0 +324286.35 6600.0 – C57
2021-10-29 08:13:57 S 04 38 47.206 +26 51 08.03 – V C57
2021-10-29 08:13:57 s 1 +113690.07 5 +324939.16 310.0 – C57
2021-10-29 08:23:57 S 04 38 46.133 +26 51 17.75 – V C57
2021-10-29 08:23:57 s 1 +113380.71 5 +325263.86 5290.0 – C57
2021-10-29 09:23:57 S 04 38 41.570 +26 52 08.00 – V C57
2021-10-29 09:23:57 s 1 +111516.51 7 +327188.33 9330.0 – C57
2021-10-29 09:33:57 S 04 38 40.603 +26 52 18.52 – V C57
2021-10-29 09:33:57 s 1 +111204.49 3 +327505.12 5750.0 – C57
2021-10-29 10:03:57 S 04 38 38.503 +26 52 44.76 – V C57
2021-10-29 10:03:57 s 1 +110266.18 8 +328448.74 7820.0 – C57
2021-10-29 10:13:57 S 04 38 37.656 +26 52 52.54 – V C57
2021-10-29 10:13:57 s 1 +109952.68 0 +328761.03 9480.0 – C57
2021-10-29 10:23:57 S 04 38 36.826 +26 53 04.24 – V C57
2021-10-29 10:23:57 s 1 +109638.80 5 +329072.19 9950.0 – C57
2021-10-29 10:37:05 C 04 38 37.35 +26 46 56.0 – V V00
2021-10-29 10:43:57 S 04 38 35.326 +26 53 25.08 – V C57
2021-10-29 10:43:57 s 1 +109009.96 1 +329691.15 7400.0 – C57
2021-10-29 10:44:08 C 04 38 36.82 +26 47 02.2 – V V00
2021-10-29 10:51:09 C 04 38 36.29 +26 47 08.6 – V V00
2021-10-29 10:58:09 C 04 38 35.76 +26 47 14.7 – V V00
2021-10-29 14:13:57 S 04 38 18.533 +26 56 28.21 – V C57
2021-10-29 14:13:57 s 1 +102322.20 6 +335920.24 9000.0 – C57
2021-10-29 14:23:57 S 04 38 17.726 +26 56 40.85 – V C57
2021-10-29 14:23:57 s 1 +102000.01 6 +336204.63 2900.0 – C57
2021-10-29 14:33:57 S 04 38 17.182 +26 56 48.88 – V C57