1998 WF4

1998WF4, 14640, 1987 UV6, 1987UV6, 1995 GA9, 1995GA9, J87U06V, J95G09A, J98W04F

All data for this body: [vot]

MPC data
Name (number) 1998 WF4 (14640)
a 3.10639
e 0.21513
i / sin(i) 2.6885 / 0.04691
q 2.43810
Q 3.77468
ω 314.5793
Node 56.2171
m 227.3219
n 0.1800
Epoch 2460200.5
nobs 1589
nopp 25
Years observed 1985-2023
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.096
ep 0.189
sin(ip) 0.033
Value Standard error
G 0.150
H 14.160
Mass
D 7.82 0.106
pV 0.080 0.0181
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0963 0.1889 0.0333 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.82 0.106 0.106 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.080 0.0181 0.0181 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
14.16 MPC-2023-12-04 MPC-2023-12-04 Phot