1998 JB1

1998JB1, 1999 TF154, 1999TF154, 74052, J98J01B, J99TF4F

All data for this body: [vot]

MPC data
Name (number) 1998 JB1 (74052)
a 2.38283
e 0.12857
i / sin(i) 6.8335 / 0.11898
q 2.07648
Q 2.68918
ω 225.4072
Node 56.2216
m 70.9154
n 0.2680
Epoch 2460800.5
nobs 1998
nopp 20
Years observed 1998-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.384
ep 0.117
sin(ip) 0.107
G 0.150
H 15.210
Mass
D 2.27 0.423
pV 0.376 0.0583
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
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
2.3836 0.1170 0.1068 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.27 0.423 0.423 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.376 0.0583 0.0583 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
15.21 MPC-2023-12-04 MPC-2023-12-04 Phot