2003 WM20

2003WM20, K03W20M, N2655

All data for this body: [vot]

MPC data
Name (number) 2003 WM20 (232655)
a 3.11009
e 0.28656
i / sin(i) 11.9703 / 0.20741
q 2.21887
Q 4.00130
ω 94.2260
Node 29.2187
m 289.0988
n 0.1797
Epoch 2460800.5
nobs 449
nopp 12
Years observed 1999-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.123
ep 0.281
sin(ip) 0.224
G 0.150
H 16.060
Mass
D 3.49 0.218
pV 0.070 0.0187
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 1.498
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1230 0.2813 0.2236 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.49 0.218 0.218 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.070 0.0187 0.0187 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
16.06 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
B B 0.2496 0.2496 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT