Festou

04694, 1981 SP7, 1981SP7, 1981 WD5, 1981WD5, 1985 PM, 1985PM, J81S07P, J81W05D, J85P00M

All data for this body: [vot]

MPC data
Name (number) Festou (4694)
a 2.71942
e 0.19092
i / sin(i) 5.6749 / 0.09888
q 2.20022
Q 3.23862
ω 339.3224
Node 332.3018
m 319.0267
n 0.2198
Epoch 2460800.5
nobs 6135
nopp 30
Years observed 1981-2025
rms 0.56
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.719
ep 0.172
sin(ip) 0.108
G 0.150
H 12.990
Mass
D 7.68 0.499
pV 0.249 0.0376
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.948
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7193 0.1719 0.1076 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.68 0.499 0.499 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.249 0.0376 0.0376 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
12.99 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S 0.9913 0.9913 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT