2009 WH255

2009WH255, 2005 EO202, 2005EO202, j3552, K05EK2O, K09WP5H

All data for this body: [vot]

MPC data
Name (number) 2009 WH255 (453552)
a 3.18406
e 0.23083
i / sin(i) 28.4508 / 0.47641
q 2.44908
Q 3.91903
ω 53.8030
Node 84.3826
m 219.2406
n 0.1735
Epoch 2460800.5
nobs 349
nopp 8
Years observed 2005-2022
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.198
ep 0.223
sin(ip) 0.459
G 0.150
H 16.130
Mass
D 4.19 0.229
pV 0.070 0.0087
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
31 Euphrosyne 0 Euphrosyne Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1979 0.2233 0.4594 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.19 0.229 0.229 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.070 0.0087 0.0087 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
16.13 MPC-2023-12-04 MPC-2023-12-04 Phot