1999 UR8

1999UR8, 2001 FO38, 2001FO38, 97036, J99U08R, K01F38O

All data for this body: [vot]

MPC data
Name (number) 1999 UR8 (97036)
a 2.64668
e 0.08448
i / sin(i) 2.9856 / 0.05208
q 2.42308
Q 2.87028
ω 230.5237
Node 246.3799
m 267.6817
n 0.2289
Epoch 2460800.5
nobs 1579
nopp 20
Years observed 1999-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.648
ep 0.105
sin(ip) 0.067
G 0.150
H 15.050
Mass
D 6.92 0.120
pV 0.044 0.0071
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 6.432
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6480 0.1054 0.0674 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.77 1.930 1.930 Masiero 2020PSJ.....1....5M NEATM
6.89 0.180 0.180 Masiero 2011ApJ...741...68M NEATM
6.95 0.161 0.161 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.042 0.0370 0.0370 Masiero 2020PSJ.....1....5M NEATM
0.044 0.0117 0.0117 Masiero 2011ApJ...741...68M NEATM
0.045 0.0093 0.0093 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
15.05 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
CX 0.37 Bus VIS Carvano 2010A&A...510A..43C PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X X 0.7386 0.7386 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT