Yoshioba

18840, 1981 UQ5, 1981UQ5, 1998 HA94, 1998HA94, 1999 PT4, 1999PT4, J81U05Q, J98H94A, J99P04T

All data for this body: [vot]

MPC data
Name (number) Yoshioba (18840)
a 2.38864
e 0.00945
i / sin(i) 2.6333 / 0.04594
q 2.36608
Q 2.41121
ω 227.2303
Node 263.3709
m 201.1635
n 0.2670
Epoch 2460800.5
nobs 3977
nopp 23
Years observed 1981-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.389
ep 0.046
sin(ip) 0.062
G 0.150
H 13.740
Mass
D 5.32 0.173
pV 0.249 0.0369
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3888 0.0463 0.0619 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.32 0.173 0.173 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.249 0.0369 0.0369 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
13.74 MPC-2023-12-04 MPC-2023-12-04 Phot