2008 WS139

2008WS139, b9084, K08WD9S

All data for this body: [vot]

MPC data
Name (number) 2008 WS139 (379084)
a 3.10933
e 0.19784
i / sin(i) 29.9014 / 0.49851
q 2.49417
Q 3.72448
ω 340.4749
Node 88.5173
m 24.1033
n 0.1798
Epoch 2460800.5
nobs 504
nopp 12
Years observed 2002-2025
rms 0.87
Best values
[raw, vot]

Value Standard error
Parent Euphrosyne (31)
 
ap 3.114
ep 0.245
sin(ip) 0.446
G 0.150
H 15.490
Mass
D 5.61 0.101
pV 0.047 0.0034
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.796
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
31 Euphrosyne 0 Euphrosyne Novakovic 2019EPSC...13.1671N HCM
31 Euphrosyne 901 Euphrosyne Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1141 0.2446 0.4464 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.63 0.750 0.750 Masiero 2011ApJ...741...68M NEATM
5.62 0.102 0.102 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.046 0.0034 0.0034 Masiero 2011ApJ...741...68M NEATM
0.069 0.0245 0.0245 Masiero 2011ApJ...741...68M NEATM
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
15.49 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.966 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT