1998 QO39

1998QO39, 1991 SJ3, 1991SJ3, 48973, J91S03J, J98Q39O

All data for this body: [vot]

MPC data
Name (number) 1998 QO39 (48973)
a 2.32466
e 0.24751
i / sin(i) 4.0791 / 0.07113
q 1.74929
Q 2.90003
ω 283.4267
Node 109.1995
m 155.0970
n 0.2781
Epoch 2460800.5
nobs 1148
nopp 20
Years observed 1991-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.325
ep 0.220
sin(ip) 0.058
G 0.150
H 16.370
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.444
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3248 0.2202 0.0577 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
16.37 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.76 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9874 0.9874 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT