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Optical Light Curves of Luminous Eclipsing Black Hole X-Ray Binaries

机译:夜视黑洞X射线二元图像的光曲线

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Weexaminedoptical$$V$$-bandlightcurvesinluminouseclipsingblackholeX-raybinaries,usingasupercriticalaccretion/outflowmodelthatismorerealisticthantheformerlyusedones.Inordertocomputethetheoreticallightcurveinthebinarysystem,wedidnotonlyapplytheglobalanalyticsolutionofthedisk,butalsoincludedtheeffectofopticallythickoutflow.Wefoundthatthedepthofeclipseofthecompanionstarbythediskchangeddramaticallywhenincludingtheeffectoftheoutflow.Duetotheeffectofoutflow,wecouldreproducetheopticallightcurvefortypicalbinaryparametersinSS433.Ourmodelwithanoutflowvelocityof$$vsim$$3000kms$$^{-1}$$couldfitthewholeshapeoftheaveraged$$V$$-bandlightcurveinSS433,butwefoundapossibleparameterrangeconsistentwithobservations,suchas$$dot{M}sim$$5000a€“10000$$L_{ mE}/c^2$$(with$$L_{ mE}$$beingtheEddingtonluminosityand$$c$$beingthespeedoflight)and$$T_{ mC}=$$10000$$gt$$Ka€“14000Kfortheaccretionrateanddonorstartemperature,respectively.Furthermore,webrieflydiscussobservationalimplicationsforultraluminousX-raysources.
机译:Weexaminedoptical $$ V $$ - bandlightcurvesinluminouseclipsingblackholeX-raybinaries,usingasupercriticalaccretion / outflowmodelthatismorerealisticthantheformerlyusedones.Inordertocomputethetheoreticallightcurveinthebinarysystem,wedidnotonlyapplytheglobalanalyticsolutionofthedisk,butalsoincludedtheeffectofopticallythickoutflow.Wefoundthatthedepthofeclipseofthecompanionstarbythediskchangeddramaticallywhenincludingtheeffectoftheoutflow.Duetotheeffectofoutflow,wecouldreproducetheopticallightcurvefortypicalbinaryparametersinSS433.Ourmodelwithanoutflowvelocityof $$ VSIM $$ 3000kms $$ ^ { - 1} $$ couldfitthewholeshapeoftheaveraged $$ V $$ - BandlightcurveinSS433,但是我们发现一个可行的参数范围与观察值一致,例如$$ dot {M} sim $$ 5000a€“ 10000 $$ L_ {mE} / c ^ 2 $$(with $$ L_ {mE} $$ beingtheEddingtonluminosity and $$ c $ beingthelightlightlight)和$ $ T_ {mC} = $$ 10000 $$ gt $$ Ka€“分别为14000K的吸积率和供体星温度。此外,webriefly讨论了观察性暗示性X射线源。

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