1981 WF9

1981WF9, 12216, 1988 TK2, 1988TK2, J81W09F, J88T02K

All data for this body: [vot]

MPC data
Name (number) 1981 WF9 (12216)
a 2.33837
e 0.13464
i / sin(i) 6.2445 / 0.10877
q 2.02352
Q 2.65321
ω 142.3383
Node 206.1146
m 297.0238
n 0.2756
Epoch 2460200.5
nobs 2442
nopp 21
Years observed 1981-2023
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.338
ep 0.092
sin(ip) 0.118
Value Standard error
G 0.150
H 14.810
Mass
D
pV
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3383 0.0925 0.1180 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
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
14.81 MPC-2023-12-04 MPC-2023-12-04 Phot