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相关论文: Rediscussion of eclipsing binaries. Paper XXII. Th…

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IT Cas is a detached eclipsing binary system containing two F3 V stars in an orbit of period 3.90 d and eccentricity 0.089. Light curves are available from three sectors of observations from the Transiting Exoplanet Survey Satellite (TESS),…

太阳与恒星天体物理 · 物理学 2023-06-19 John Southworth

An early-type, massive, short-period ($P_{\rm orb}=2^{\rm d}.310951$) eclipsing spectroscopic binary DN Cas has been re-visited with new spectral and photometric data. The masses and radii of the components have been obtained as…

太阳与恒星天体物理 · 物理学 2016-09-21 V. Bakis , H. Bakis , S. Bilir , Z. Eker

V1022 Cas has been known as a spectroscopic binary for a century. It was found to be eclipsing based on photometry from the Hipparcos satellite, and an astrometric orbit was recently obtained from near-infrared interferometry. We present…

太阳与恒星天体物理 · 物理学 2020-12-22 John Southworth

We present a detailed analysis of the detached eclipsing binary system HO Telescopii, which contains two A-type stars in a circular orbit of period 1.613 d. We use light curves from the Transiting Exoplanet Survey Satellite (TESS), which…

太阳与恒星天体物理 · 物理学 2024-08-26 John Southworth

We present an analysis of BS Dra, a detached eclipsing binary containing two almost-identical F3 V stars in a 3.36-d circular orbit, based on 40 sectors of observations from the Transiting Exoplanet Survey Satellite (TESS) and published…

太阳与恒星天体物理 · 物理学 2026-03-13 John Southworth

Eclipsing binary systems hold a central position within astrophysics in that the fundamental parameters of stars can be determined by direct observations. The simultaneous analyses of high-quality space observations, combined with…

太阳与恒星天体物理 · 物理学 2023-10-25 Neslihan Alan

RZ Cha is a detached eclipsing binary containing two slightly evolved F5 stars in a circular orbit of period 2.832 d. We use new light curves from the Transiting Exoplanet Survey Satellite (TESS) and spectroscopic orbits from Gaia DR3 to…

太阳与恒星天体物理 · 物理学 2025-04-24 John Southworth

V455 Aur is a detached eclipsing binary containing two F-stars in a 3.15-d orbit with a small eccentricity. Its eclipses were discovered in data from the Hipparcos satellite and a spectroscopic orbit was obtained by Griffin (2001, 2013).…

太阳与恒星天体物理 · 物理学 2021-06-09 John Southworth

V570 Per is a binary star system containing two F-type stars in a 1.90 d period circular orbit. It shows shallow partial eclipses that were discovered from its Hipparcos light curve. We present an analysis of this system based on two…

太阳与恒星天体物理 · 物理学 2023-09-28 John Southworth

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…

The detection of O- and B-type stars with extremely low-mass companions is very important for understanding the formation and evolution of binary stars. However, their finding remains a challenge because the low-mass components in such…

太阳与恒星天体物理 · 物理学 2024-09-17 Linfeng Chang , Shengbang Qian , Lei Zang , Fuxing Li

CW Eri is a detached eclipsing binary system of two F-type stars with an orbital period of 2.728 d. Light curves from two sectors of observations with the Transiting Exoplanet Survey Satellite (TESS) and previously published radial velocity…

太阳与恒星天体物理 · 物理学 2024-01-25 Stephen Overall , John Southworth

The bright binary system YZ Cassiopeiae is a remarkable laboratory for studying the Am phenomenon. It consists of a metallic-lined A2 star and an F2 dwarf on a circular orbit, which undergo total and annular eclipses. We present an analysis…

太阳与恒星天体物理 · 物理学 2015-06-17 K. Pavlovski , J. Southworth , V. Kolbas , B. Smalley

OO Peg is a detached eclipsing binary system containing two late-A-type stars in a circular orbit with a period of 2.985 d. Using published spectroscopic results and a light curve from the Transiting Exoplanet Survey Satellite (TESS) we…

太阳与恒星天体物理 · 物理学 2024-04-02 John Southworth

AN Cam is a little-studied eclipsing binary containing somewhat evolved components in an orbit with a period of 21.0 d and an eccentricity of 0.47. A spectroscopic orbit based on photoelectric radial velocities was published in 1977. AN Cam…

太阳与恒星天体物理 · 物理学 2021-03-08 John Southworth

We report the discovery of a new detached eclipsing binary known as NSVS01031772 with component masses M_1= 0.5428 +/- 0.0027Msun, M_2= 0.4982 +/- 0.0025Msun, and radii R_1= 0.5260 +/- 0.0028Rsun, R_2= 0.5088 +/- 0.0030Rsun. The system has…

V454 Aur is an eclipsing binary system containing two solar-type stars on an orbit of relatively long period (P = 27.02 d) and large eccentricity (e = 0.381). Eclipses were detected using data from the Hipparcos satellite, and a…

太阳与恒星天体物理 · 物理学 2024-05-13 John Southworth

We present an analysis of a new, detached, double-lined eclipsing binary system with K7 Ve components, discovered as part of the University of New South Wales Extrasolar Planet Search. The object is significant in that only 6 other binary…

天体物理学 · 物理学 2007-05-23 T. B. Young , M. G. Hidas , J. K. Webb , M. C. B. Ashley , J. L. Christiansen , A. Derekas , C. Nutto

ZZ UMa is a detached eclipsing binary with an orbital period of 2.299 d that shows total eclipses and starspot activity. We used five sectors of light curves from the Transiting Exoplanet Survey Satellite (TESS) and two published sets of…

太阳与恒星天体物理 · 物理学 2022-10-11 John Southworth

V1765 Cyg is a detached eclipsing binary containing a B0.5 supergiant and a B1 main-sequence star, with an orbital period of 13.37 d and an eccentricity of 0.315. The system shows apsidal motion and the supergiant exhibits strong stochastic…

太阳与恒星天体物理 · 物理学 2023-11-02 John Southworth
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