NSVS 1776195 (Per) - 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

NSVS 1776195

Other designations: 2MASS J01593556+5302485; UCAC4-716-015992; TYC 3684-992-1; GSC 03684-00992

Reference CCD frame with the callibration stars

Phase plot: CCD observations

Date: 2014-10-01, 2014-10-10, 2014-10-11

 

Periodogram

Light curve solution - PHOEBE
 

GLOBAL PARAMETERS OF THE STELLAR COMPONENTS
Star name NSVS 1776195
RA 01 59 34.73
Dec  +53 02 48.2
Epoch 245+ 6937.21050
Period, (d) 0.352464
q - mass ratio 0.824
T1 , (K) - stelar tmperature 5625
T2 , (K) - stelar tmperature 6005
D, (pc) - distance in parsecs 215.9
D, (ly) - distance in light years 704
M1bol - bolometric stellar magnitude 4.434
M2bol - bolometric stellar magnitude 4.421
L1bol - absolute blometric luminosity 1.344
L2bol - absolute blometric luminosity 1.361
a, (R⊙) - orbital separation in solar radii 3.155
R1 , (R⊙) -  the absolute stellar radii (in solar radii) 1.202
R2 , (R⊙) -  the absolute stellar radii (in solar radii) 1.095
M1, (M⊙) - the individual mass (in solar masses) 1.857
M2, (M⊙) - the individual mass (in solar masses) 1.53
g1 , the surface gravity (m s-2) 352.1
g1 , the surface gravity (m s-2) 349.8
ρ1 , the densities of the component (g cm-3) 1.508
ρ2 , the densities of the component (g cm-3) 1.644
 
 
Copyright: Velimir Popov and Emil Ivanov 2014. All Rights Reserved
 
e-mail: info@irida-observatory.org
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