2009 WT

2009WT, 1999 WA26, 1999WA26, 2007 HC56, 2007HC56, J99W26A, K07H56C, K09W00T, P7417

All data for this body: [vot]

MPC data
Name (number) 2009 WT (257417)
a 2.99412
e 0.07070
i / sin(i) 8.6256 / 0.14998
q 2.78243
Q 3.20580
ω 147.3357
Node 79.6007
m 163.2831
n 0.1902
Epoch 2460800.5
nobs 417
nopp 15
Years observed 1999-2024
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.996
ep 0.100
sin(ip) 0.130
G 0.150
H 15.780
Mass
D 4.36 1.055
pV 0.049 0.0267
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.994
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9964 0.0995 0.1299 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.36 1.055 1.055 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.049 0.0267 0.0267 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
15.78 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 0.999 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT