1998 SS123

1998SS123, 2000 AK181, 2000AK181, 44405, J98SC3S, K00AI1K

All data for this body: [vot]

MPC data
Name (number) 1998 SS123 (44405)
a 2.99879
e 0.08737
i / sin(i) 8.4377 / 0.14674
q 2.73679
Q 3.26080
ω 180.7402
Node 190.5727
m 48.6411
n 0.1898
Epoch 2460800.5
nobs 2672
nopp 22
Years observed 1998-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.997
ep 0.054
sin(ip) 0.148
G 0.150
H 13.780
Mass
D 5.84 0.307
pV 0.206 0.0375
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 12.318
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9969 0.0540 0.1484 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.84 0.307 0.307 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.206 0.0375 0.0375 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
13.78 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
D S 0.0115 0.7460 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8737 0.7460 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.75 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.5959 0.7460 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT