Joannehsieh

17988, 1989 TB13, 1989TB13, 1999 JR62, 1999JR62, J89T13B, J99J62R

All data for this body: [vot]

MPC data
Name (number) Joannehsieh (17988)
a 2.37820
e 0.07419
i / sin(i) 6.0189 / 0.10486
q 2.20176
Q 2.55465
ω 47.6777
Node 180.9157
m 238.2759
n 0.2687
Epoch 2460200.5
nobs 2616
nopp 22
Years observed 1989-2023
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.379
ep 0.099
sin(ip) 0.107
Value Standard error
G 0.150
H 14.740
Mass
D 2.43 0.811
pV 0.520 0.2645
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
2.3788 0.0994 0.1073 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.43 0.811 0.811 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.520 0.2645 0.2645 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
14.74 MPC-2023-12-04 MPC-2023-12-04 Phot