Hydrogen Shell-Burning Models for RX J0925.7–4758

Publications of the Astronomical Society of Japan

Hoshi, Reiun¹ 

[1] Department of Physics, Rikkyo University, Nishi-Ikebukuro, Tokyo 171-8501

关键词: Accretion;    "Stars: individual (RX J09257–4758)";    "white dwarfs";    "X-rays: sources";   

DOI  :  10.1093/pasj/50.5.501

学科分类：天文学(综合)

来源: Oxford University Press

【 摘 要 】

WehaveconstructedmodelsofaccretingwhitedwarfsinsteadyhydrogenburningforthesupersoftX-raysourceRXJ0925.7–4758.Awhitedwarfwithamassofaround1.4M⊙hasbeenfoundtoaccountfortheblackbodytemperatureandthebolometricluminosity,determinedfromASCAobservations.Ourmodelsindicatethatthecolortemperatureishigherbyupto30%thantheeffectivetemperature.Tobeexact,thesoftX-rayspectradifferconsiderablyfromtheblackbody.ThemodelsdiscussedinthispapercanalsobeappliedtotheothersupersoftX-raysources.

【 授权许可】

Unknown