1999 SS9

1999SS9, 1991 VW13, 1991VW13, 1995 YO12, 1995YO12, 74792, J91V13W, J95Y12O, J99S09S

All data for this body: [vot]

MPC data
Name (number) 1999 SS9 (74792)
a 2.54477
e 0.22766
i / sin(i) 5.7261 / 0.09977
q 1.96543
Q 3.12411
ω 8.7155
Node 65.0095
m 74.0304
n 0.2428
Epoch 2460800.5
nobs 1568
nopp 18
Years observed 1991-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.545
ep 0.213
sin(ip) 0.078
G 0.150
H 15.310
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 28.369
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5451 0.2129 0.0777 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
15.31 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 0.651 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.88 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.1381 0.9800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.3233 0.9800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9938 0.9800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9955 0.9800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9998 0.9800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT