1998 SA9

1998SA9, 2005 AK55, 2005AK55, A1179, J98S09A, K05A55K

All data for this body: [vot]

MPC data
Name (number) 1998 SA9 (101179)
a 3.02777
e 0.18409
i / sin(i) 0.9310 / 0.01625
q 2.47040
Q 3.58514
ω 1.4646
Node 61.7538
m 335.0030
n 0.1871
Epoch 2460800.5
nobs 452
nopp 18
Years observed 1977-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.028
ep 0.172
sin(ip) 0.009
G 0.150
H 16.190
Mass
D 2.54 0.618
pV 0.109 0.0161
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0280 0.1725 0.0092 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.54 0.618 0.618 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.109 0.0161 0.0161 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
16.19 MPC-2023-12-04 MPC-2023-12-04 Phot