Williams

01763, 1939 EO, 1939EO, 1953 TN2, 1953TN2, 1953 VJ, 1953VJ, 1966 TN, 1966TN, J39E00O, J53T02N, J53V00J, J66T00N

All data for this body: [vot]

MPC data
Name (number) Williams (1763)
a 2.18917
e 0.20336
i / sin(i) 4.2345 / 0.07384
q 1.74399
Q 2.63435
ω 28.9271
Node 304.4238
m 69.7911
n 0.3043
Epoch 2460800.5
nobs 5990
nopp 32
Years observed 1953-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.189
ep 0.136
sin(ip) 0.076
G 0.150
H 12.880
Mass
D 6.98 0.183
pV 0.331 0.0865
Value
Rotational Period 88.600
Period quality 2
Spectral Class S
Spectral Class Score 5.964
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1890 0.1358 0.0763 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.98 0.183 0.183 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.331 0.0865 0.0865 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
12.88 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
36.0 2 Synodic Pravec LCDB Lightcurve
8.0 1+ Synodic Behrend LCDB Lightcurve
88.03 2 Sidereal Durech 2018A&A...617A..57D Model
88.62 2 Synodic Polakis 2022MPBu...49..131P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L L 0.6113 0.6113 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.994 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT