2002 QU90

2002QU90, K02Q90U, K8801

All data for this body: [vot]

MPC data
Name (number) 2002 QU90 (208801)
a 2.63345
e 0.15132
i / sin(i) 12.5142 / 0.21668
q 2.23495
Q 3.03196
ω 152.9814
Node 9.1323
m 291.7570
n 0.2306
Epoch 2460800.5
nobs 601
nopp 16
Years observed 1998-2024
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.631
ep 0.200
sin(ip) 0.211
G 0.150
H 16.020
Mass
D 4.50 0.198
pV 0.046 0.0057
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 4.144
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6312 0.1999 0.2115 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.50 0.198 0.198 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.046 0.0057 0.0057 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
16.02 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 0.09 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.564 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.0967 0.0960 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT