2004 XC20

2004XC20, 2009 VW31, 2009VW31, f3425, K04X20C, K09V31W

All data for this body: [vot]

MPC data
Name (number) 2004 XC20 (413425)
a 2.99800
e 0.13496
i / sin(i) 11.0624 / 0.19188
q 2.59338
Q 3.40262
ω 213.2199
Node 255.9902
m 310.5554
n 0.1899
Epoch 2460800.5
nobs 493
nopp 12
Years observed 2004-2025
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.001
ep 0.145
sin(ip) 0.209
G 0.150
H 15.820
Mass
D 2.77 0.930
pV 0.145 0.0990
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 1.355
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0010 0.1449 0.2094 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.77 0.930 0.930 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.145 0.0990 0.0990 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
15.82 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
D V 0.1116 0.1120 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.2258 0.1120 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT