V0568 Peg (Peg) - eclipsing binary star (W UMA type)

THE PUBLICATION

Light curve solutions of six short-period binaries and peculiarities of two of them, NSVS 3640326 and V1007 Cas

D.Kjurkchieva, V.Popov, N.Petrov and E. Ivanov

V0568 Peg

Other designations: 2MASS J23081300+3303037; NSVS 9011981; UCAC4-616-135608; GSC 02755-00504

Reference CCD frame with the callibration stars

Phase plot: CCD observations

Date: 2014-09-24, 2014-09-29, 2014-09-30, 2014-10-11

Light curve solution - PHOEBE

3D model of the binary star

GLOBAL PARAMETERS OF THE STELLAR COMPONENTS
Star name V568 Peg
RA 23 08 13.42
Dec  +33 03 02.1
Epoch 245+ 6925.37950
Period, (d) 0.247095
q - mass ratio 0.494
T1 , (K) - stelar tmperature 4850
T2 , (K) - stelar tmperature 4526
D, (pc) - distance in parsecs 302.1
D, (ly) - distance in light years 985.3
M1bol - bolometric stellar magnitude 5.418
M2bol - bolometric stellar magnitude 6.181
L1bol - absolute blometric luminosity 0.543
L2bol - absolute blometric luminosity 0.269
a, (R⊙) - orbital separation in solar radii 2.370
R1 , (R⊙) -  the absolute stellar radii (in solar radii) 1.095
R2 , (R⊙) -  the absolute stellar radii (in solar radii) 0.806
M1, (M⊙) - the individual mass (in solar masses) 1.957
M2, (M⊙) - the individual mass (in solar masses) 0.967
g1 , the surface gravity (m s-2) 447.0
g1 , the surface gravity (m s-2) 407.7
ρ1 , the densities of the component (g cm-3) 2.100
ρ2 , the densities of the component (g cm-3) 2.603
 
 
Copyright: Velimir Popov and Emil Ivanov 2014. All Rights Reserved
 
e-mail: info@irida-observatory.org
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