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Atmospheric modelling of the components of the visually close binary systems Hip70973 and Hip72479 was used to estimate the individual physical parameters of their components. The model atmospheres were constructed using a grid of Kurucz…

Solar and Stellar Astrophysics · Physics 2015-06-04 Mashhoor Al-Wardat

Model atmospheres of the close visual binary star COU1511 (HIP12552) are constructed using grids of Kuruz's blanketed models to build the individual synthetic SEDs for both components. These synthetic SED's are combined together for the…

Solar and Stellar Astrophysics · Physics 2016-11-09 Mashhoor A. Al-Wardat , M. H. El-Mahameed , Nihad A. Yusuf , Awni M. Khasawneh , Suhail G. Masda

Atmospheric modeling is used to build synthetic spectral energy distributions (SEDs) for the individual components of the speckle interferometric binary system HD375. These synthetic SEDs are combined together for the entire system and…

Solar and Stellar Astrophysics · Physics 2013-11-25 M. A. Al-Wardat , Yu. Yu. Balega , V. V. Leushion , A. A. Taani , N. A. Yusuf , K. S. Al-Waqfi , S. Masda

The perfect physical and geometrical parameters of the main-sequence close visual binary system (CVBS), HIP\,105947, are explicitly presented. These parameters have been constructed conclusively using Al-Wardat's complex method for…

Solar and Stellar Astrophysics · Physics 2019-04-03 Suhail G. Masda , Mashhoor A. Al-Wardat , J. M. Pathan

The visually close binary system HD25811 is analyzed to estimate its physical and geometrical parameters in addition to its spectral type and luminosity class. The method depends on obtaining the best fit between the entire observational…

Solar and Stellar Astrophysics · Physics 2015-06-18 Mashhoor A. Al-Wardat , Hatem S. Widyan , Ahmed Al-thyabat

We present the physical and geometrical parameters of the individual components of the close visual double-lined spectroscopic binary system Gliese 762.1, which were estimated using Al-Wardat's complex method for analyzing close visual…

Solar and Stellar Astrophysics · Physics 2016-07-13 Suhail G. Masda , Mashhoor A. Al-Wardat , Ralph Neuhäuser , Hamid M. Al-Naimiy

In this paper, we estimated the physical and geometrical characteristics of the visually close binary stellar system Hip 45571, using Al-Wardat's method for analyzing binary and multiple stellar systems. We estimated the physical properties…

The precise determination of the physical and dynamical parameters of the HIP 109951 triple star system (WDS J22161-0705AB) which is formed by the A, Ba, and Bb components are presented. The binary nature of component B was recently…

Solar and Stellar Astrophysics · Physics 2020-01-08 Suhail Masda , J. A. Docobo , A. Hussein , M. Mardini , H. Al-Ameryeen , P. Campo , A. Khan , J. Pathan

The data release DR2 of Gaia mission was of great help in precise determination of fundamental parameters of Close Visual Binary and Multiple Systems (CVBMSs), especially masses of their components, which are crucial parameters in…

We present the complete set of physical and geometrical parameters of the visual close binary system GJ\,9830 for the first time by using Al-Wardat's complex method. This method combines magnitude difference from speckle interferometry,…

Solar and Stellar Astrophysics · Physics 2019-07-24 Suhail G. Masda , Mashhoor A. Al-Wardat , J. M. Pathan

This study utilizes "Al-Wardat's method for analysing binary and multiple stellar systems" to estimate a set of parameters for the triple system Hip70868. The method compares the system's observational magnitudes, color indices, and…

Solar and Stellar Astrophysics · Physics 2025-11-04 Hoda E. Elgendy , Mashhoor A. Al-Wardat , Hassan B. Haboubi , Lin R. Benchi , Abdallah M. Hussein , Hussein M. Elmehdi

A complete astrophysical and dynamical study of the close visual binary system (CVBS) (A7V + F0V), Finsen 350, is presented. Beginning with the entire observational spectral energy distribution (SED) and the magnitude difference between the…

Solar and Stellar Astrophysics · Physics 2018-02-13 M. A. Al-Wardat , J. A. Docobo , A. A. Abushattal , P. P. Campo

We present the detailed fundamental stellar parameters of the close visual binary system; HD39438 for the first time. We used Al-Wardat's method for analyzing binary and multiple stellar systems (BMSSs). The method implements Kurucz's plane…

Solar and Stellar Astrophysics · Physics 2023-07-10 Suhail Masda , Z. T. Yousef , Mashhoor Al-Wardat , Awni Al-Khasawneh

We present the physical parameters of an eclipsing binary system EPIC 211982753 derived through photometric and radial velocity data modeling. We make use of photometric data from NASA's K2 mission, ASAS-SN, and 1.3-m Devasthal Fast Optical…

Solar and Stellar Astrophysics · Physics 2023-08-23 Alaxender Panchal , Yogesh C. Joshi

We present a comprehensive set of physical and geometrical parameters for each of the components of the close visual binary system Hip 11253 (HD14874). We present an analysis for the binary and multiple stellar systems with the aim to…

Solar and Stellar Astrophysics · Physics 2023-06-28 Hussam Aljboor , Ali Taani

We present the orbital and physical parameters of a newly discovered low-mass detached eclipsing binary from the All-Sky Automated Survey (ASAS) database: ASAS J011328-3821.1 A - a member of a visual binary system with the secondary…

We present a comprehensive photometric and spectroscopic study of the triple stellar system EM\,Boo. The system is composed of detached, low-mass components, and for the first time in the literature, the spectrum of the tertiary component…

Solar and Stellar Astrophysics · Physics 2026-05-07 Ö. H. Yıldız , H. Bakış , B. Özkardeş

We report on Keck Interferometer observations of the double-lined binary (B) component of the quadruple pre-main sequence (PMS) system HD 98800. With these interferometric observations combined with astrometric measurements made by the…

We present orbital elements, orbital parallaxes and individual component masses, for fourteen spatially resolved double-line spectroscopic binaries derived doing a simultaneous fit of their visual orbit and radial velocity curve. This was…

Solar and Stellar Astrophysics · Physics 2022-02-16 Jennifer Anguita-Aguero , Rene A. Mendez , Ruben M. Claveria , Edgardo Costa

We present results of the analysis of light and radial velocity (RV) curves of eight detached eclipsing binaries observed by the All-Sky Automated Survey, which we have followed up with high-resolution spectroscopy, and were later observed…

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