1998FF99

1999TT107, 39938, J98F99F, J99TA7T

All data for this body: [vot]

MPC data
Name (number) 1998FF99 (39938)
Packed designation 39938
a 2.46166
e 0.14806
i / sin(i) 11.5991 / 0.20106
q 2.09719
Q 2.82614
ω 22.6225
Node 218.9836
m 12.8960
n 0.2552
Epoch 2459600.5
nobs 1108
nopp 18
Years observed 1992-2021
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.460
ep 0.176
sin(ip) 0.206
Value Standard error
G 0.150
H 15.180
Mass
D 3.01 0.196
pV 0.214 0.0336
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4598 0.1761 0.2063 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.01 0.196 0.196 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.214 0.0336 0.0336 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.18 MPC-2022-01-18 MPC-2022-01-18 Phot