Dillard

1992 WF4, 1992WF4, 1998 KV47, 1998KV47, 22631, 2374 T-3, 2374T-3, J92W04F, J98K47V, T3S2374

All data for this body: [vot]

MPC data
Name (number) Dillard (22631)
a 2.38548
e 0.09885
i / sin(i) 5.0651 / 0.08829
q 2.14967
Q 2.62129
ω 239.8965
Node 218.5864
m 259.4933
n 0.2675
Epoch 2460800.5
nobs 3577
nopp 23
Years observed 1977-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.386
ep 0.119
sin(ip) 0.100
G 0.150
H 14.560
Mass
D 3.06 0.592
pV 0.432 0.1900
Value
Rotational Period 4.816
Period quality 2
Spectral Class S
Spectral Class Score 5.778
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3856 0.1195 0.1002 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.06 0.592 0.592 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.432 0.1900 0.1900 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
14.56 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.81574 2 Synodic Pal 2020ApJS..247...26P Lightcurve
4.81604 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.963 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT