Williamknight

08030, 1980 TU12, 1980TU12, 1986 UF4, 1986UF4, 1991 SK, 1991SK, 1992 WW3, 1992WW3, J80T12U, J86U04F, J91S00K, J92W03W

All data for this body: [vot]

MPC data
Name (number) Williamknight (8030)
a 3.23434
e 0.06608
i / sin(i) 7.2035 / 0.12539
q 3.02062
Q 3.44805
ω 324.4160
Node 10.6969
m 298.6516
n 0.1694
Epoch 2460800.5
nobs 5093
nopp 28
Years observed 1980-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.232
ep 0.050
sin(ip) 0.125
G 0.150
H 12.080
Mass
D 20.65 0.100
pV 0.071 0.0051
Value
Rotational Period 186.060
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2322 0.0501 0.1254 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
20.58 0.110 0.110 Masiero 2014ApJ...791..121M NEATM
20.59 0.254 0.254 Masiero 2011ApJ...741...68M NEATM
23.40 1.720 1.720 Usui 2011PASJ...63.1117U NEATM
24.08 4.820 4.820 Ali-Lagoa 2018A&A...612A..85A NEATM
26.27 1.040 1.040 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.049 0.0110 0.0110 Masiero 2012ApJ...759L...8M NEATM
0.053 0.0210 0.0210 Ali-Lagoa 2018A&A...612A..85A NEATM
0.080 0.0075 0.0075 Masiero 2011ApJ...741...68M NEATM
0.080 0.0100 0.0100 Masiero 2014ApJ...791..121M 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
12.08 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
186.062 2 Synodic Pal 2020ApJS..247...26P Lightcurve