1998 UB8

1998UB8, 1996 FA6, 1996FA6, 25239, J96F06A, J98U08B

All data for this body: [vot]

MPC data
Name (number) 1998 UB8 (25239)
a 2.64791
e 0.16589
i / sin(i) 2.2114 / 0.03859
q 2.20866
Q 3.08716
ω 280.3920
Node 50.8246
m 333.4276
n 0.2287
Epoch 2460200.5
nobs 1372
nopp 21
Years observed 1996-2023
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.648
ep 0.136
sin(ip) 0.029
Value Standard error
G 0.150
H 15.050
Mass
D 6.81 0.118
pV 0.046 0.0046
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6478 0.1357 0.0286 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.78 1.450 1.450 Masiero 2021PSJ.....2..162M NEATM
5.04 1.240 1.240 Nugent 2016AJ....152...63N NEATM
5.68 1.570 1.570 Masiero 2021PSJ.....2..162M NEATM
6.85 0.119 0.119 Masiero 2011ApJ...741...68M NEATM
7.11 2.779 2.779 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.038 0.0285 0.0285 Masiero 2017AJ....154..168M NEATM
0.045 0.0048 0.0048 Masiero 2011ApJ...741...68M NEATM
0.060 0.0230 0.0380 Masiero 2021PSJ.....2..162M NEATM
0.070 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.085 0.0410 0.0770 Masiero 2021PSJ.....2..162M 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
15.05 MPC-2023-12-04 MPC-2023-12-04 Phot