2003 UR31

2003UR31, K03U31R, N8207

All data for this body: [vot]

MPC data
Name (number) 2003 UR31 (238207)
a 2.57229
e 0.13956
i / sin(i) 9.8874 / 0.17171
q 2.21329
Q 2.93129
ω 120.9811
Node 197.7897
m 131.0096
n 0.2389
Epoch 2460800.5
nobs 455
nopp 12
Years observed 2003-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.571
ep 0.105
sin(ip) 0.180
G 0.150
H 16.780
Mass
D 3.05 0.371
pV 0.048 0.0164
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 2.531
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5709 0.1052 0.1797 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.03 1.182 1.182 Masiero 2011ApJ...741...68M NEATM
3.05 0.391 0.391 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0223 0.0223 Masiero 2011ApJ...741...68M NEATM
0.048 0.0242 0.0242 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
16.78 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
X X 0.1230 0.1030 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.1372 0.1030 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.1616 0.1030 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT