1998 SS8

1998SS8, 1976 JM10, 1976JM10, 1993 TU13, 1993TU13, 44357, J76J10M, J93T13U, J98S08S

All data for this body: [vot]

MPC data
Name (number) 1998 SS8 (44357)
a 2.94305
e 0.13429
i / sin(i) 4.0064 / 0.06987
q 2.54783
Q 3.33826
ω 167.5477
Node 16.4863
m 293.9012
n 0.1952
Epoch 2460800.5
nobs 1620
nopp 23
Years observed 1976-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.939
ep 0.177
sin(ip) 0.068
G 0.150
H 14.720
Mass
D 5.66 0.079
pV 0.045 0.0126
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.382
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9387 0.1768 0.0682 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.65 0.079 0.079 Masiero 2011ApJ...741...68M NEATM
8.26 2.430 2.430 Masiero 2012ApJ...759L...8M NEATM
8.98 2.399 2.399 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.029 0.0150 0.0150 Masiero 2017AJ....154..168M NEATM
0.041 0.0770 0.0770 Masiero 2012ApJ...759L...8M NEATM
0.088 0.0242 0.0242 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
14.72 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 0.897 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.1905 0.1905 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT