Ukai

1993 XJ1, 1993XJ1, 1998 WF9, 1998WF9, 27827, J93X01J, J98W09F

All data for this body: [vot]

MPC data
Name (number) Ukai (27827)
a 2.75245
e 0.10826
i / sin(i) 6.9863 / 0.12163
q 2.45446
Q 3.05044
ω 335.9129
Node 80.9622
m 325.7253
n 0.2158
Epoch 2460800.5
nobs 2556
nopp 23
Years observed 1993-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.753
ep 0.092
sin(ip) 0.103
G 0.150
H 13.970
Mass
D 9.19 0.281
pV 0.093 0.0162
Value
Rotational Period 6.520
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7526 0.0919 0.1034 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.47 2.171 2.171 Masiero 2017AJ....154..168M NEATM
9.20 0.283 0.283 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.060 0.0278 0.0278 Masiero 2017AJ....154..168M NEATM
0.110 0.0199 0.0199 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
13.97 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.5204 2 Sidereal Durech 2023A&A...675A..24D Model