2009 WM31

2009WM31, K09W31M, R5170

All data for this body: [vot]

MPC data
Name (number) 2009 WM31 (275170)
a 3.19501
e 0.14711
i / sin(i) 1.0803 / 0.01885
q 2.72500
Q 3.66502
ω 235.8724
Node 173.1274
m 264.6528
n 0.1726
Epoch 2460800.5
nobs 210
nopp 16
Years observed 2003-2025
rms 0.97
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.183
ep 0.140
sin(ip) 0.024
G 0.150
H 16.500
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.1100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1828 0.1404 0.0240 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.50 MPC-2023-12-04 MPC-2023-12-04 Phot