Williams Bay

WilliamsBay, 03641, 1922 WC, 1922WC, 1977 LJ, 1977LJ, 1978 RQ4, 1978RQ4, 1982 HZ1, 1982HZ1, 1987 FK, 1987FK, J22W00C, J77L00J, J78R04Q, J82H01Z, J87F00K

All data for this body: [vot]

MPC data
Name (number) Williams Bay (3641)
a 2.99322
e 0.12619
i / sin(i) 16.1022 / 0.27735
q 2.61552
Q 3.37093
ω 293.6852
Node 30.7094
m 13.6710
n 0.1903
Epoch 2460800.5
nobs 8404
nopp 32
Years observed 1922-2025
rms 0.47
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.993
ep 0.087
sin(ip) 0.273
G 0.150
H 11.700
Mass
D 30.61 0.328
pV 0.047 0.0023
Value
Rotational Period 9.035
Period quality 2
Spectral Class X
Spectral Class Score 5.904
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9928 0.0872 0.2731 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
24.39 6.970 6.970 Nugent 2016AJ....152...63N NEATM
26.81 1.932 1.932 Ryan&Woodward 2010AJ....140..933R IRAS-STM
29.71 0.400 0.400 Masiero 2012ApJ...759L...8M NEATM
31.13 9.380 9.380 Masiero 2021PSJ.....2..162M NEATM
31.55 1.000 1.000 Tedesco 2002AJ....123.1056T STM
33.63 3.360 3.360 Ali-Lagoa 2018A&A...612A..85A NEATM
33.76 0.850 0.850 Usui 2011PASJ...63.1117U NEATM
35.03 7.010 7.010 Ali-Lagoa 2018A&A...612A..85A NEATM
35.19 2.076 2.076 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.039 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.041 0.0048 0.0048 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.042 0.0080 0.0080 Ali-Lagoa 2018A&A...612A..85A NEATM
0.048 0.0260 0.0550 Masiero 2021PSJ.....2..162M NEATM
0.049 0.0030 0.0030 Tedesco 2002AJ....123.1056T STM
0.060 0.0140 0.0140 Masiero 2012ApJ...759L...8M NEATM
0.068 0.0140 0.0140 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.070 0.0400 0.0400 Nugent 2016AJ....152...63N 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
11.70 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.03523 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
X 0.984 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT