SIMBAD references

2013AJ....145....9Y - Astron. J., 145, 9 (2013/January-0)

The interacting early-type binary V382 Cyg.

YASARSOY B. and YAKUT K.

Abstract (from CDS):

We analyze photometric and spectroscopic data and study the orbital period of the early-type interacting binary system V382 Cyg by using all the available data. We obtain a simultaneous light and radial velocity curve solution. The derived physical parameters of the primary and secondary stellar components are M1= 27.9(5) M, M2= 20.8(4) M, R1= 9.7(2) R, R2= 8.5(2) R, log (L1/L) = 5.152(20), and log (L2/L) = 4.954(19) while the separation of the components is a = 23.4 R. Newly obtained parameters yield the distance of the system to be 1466(76) pc. Analyses of the mid-eclipse times indicate a period increase of dP/dt = 4.2(1)x10–7 days/yr that can be interpreted in terms of the high-mass transfer (dM/dt = 6.1(5)x10–6 M/yr) from the less massive component to the more massive component. Finally, we model the evolution of the components using non-conservative codes and discuss the results obtained. The age of the binary system is estimated to be 3.85 Myr.

Abstract Copyright:

Journal keyword(s): binaries: close - binaries: general - stars: early-type - stars: evolution - stars: fundamental parameters - stars: individual: V382 Cyg

VizieR on-line data: <Available at CDS (J/AJ/145/9): table1.dat table2.dat refs.dat>

Status at CDS : All or part of tables of objects will not be ingested in SIMBAD.

Simbad objects: 8

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