1990 QU8

1990QU8, 1996 TN25, 1996TN25, 52288, J90Q08U, J96T25N

All data for this body: [vot]

MPC data
Name (number) 1990 QU8 (52288)
a 3.09361
e 0.20673
i / sin(i) 1.6524 / 0.02883
q 2.45408
Q 3.73315
ω 349.8390
Node 47.7507
m 81.6812
n 0.1811
Epoch 2460800.5
nobs 1549
nopp 22
Years observed 1990-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.102
ep 0.170
sin(ip) 0.023
G 0.150
H 14.630
Mass
D 7.80 0.133
pV 0.043 0.0029
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.124
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis -0.1800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1018 0.1699 0.0227 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.07 0.477 0.477 Masiero 2011ApJ...741...68M NEATM
7.86 0.139 0.139 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.041 0.0031 0.0031 Masiero 2011ApJ...741...68M NEATM
0.051 0.0074 0.0074 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
14.63 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 0.854 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT