1998 QC90

1998QC90, 1999 XX158, 1999XX158, 40159, J98Q90C, J99XF8X

All data for this body: [vot]

MPC data
Name (number) 1998 QC90 (40159)
a 2.94117
e 0.16583
i / sin(i) 10.7790 / 0.18702
q 2.45343
Q 3.42891
ω 64.4464
Node 246.2871
m 141.2699
n 0.1954
Epoch 2460800.5
nobs 2316
nopp 22
Years observed 1998-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.936
ep 0.148
sin(ip) 0.206
G 0.150
H 13.880
Mass
D 5.39 0.725
pV 0.242 0.0613
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 14.112
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9358 0.1479 0.2065 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.39 0.725 0.725 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.242 0.0613 0.0613 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
13.88 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
S 0.07 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.3643 0.9180 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9644 0.9180 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT