Supersoft X-ray source: Difference between revisions

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Luminous super soft X-ray sources have a characteristic blackbody temperature of a few tens of eV (~20-100 eV)<ref name=Kahabka>{{ cite journal |author=Kahabka P |title=Supersoft X-ray sources |journal=Adv. Space Res. |date=Dec 2006 |volume=38 |issue=12 |pages=2836–9 |url=http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6V3S-4MBT29S-2&_user=10&_origUdi=B6V3S-3YN948T-5&_fmt=high&_coverDate=12%2F31%2F2006&_rdoc=1&_orig=article&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=3a3d0440365be046b322ab561aae9230 |doi=10.1016/j.asr.2005.10.058 |bibcode=2006AdSpR..38.2836K}}</ref> and a bolometric luminosity of ~10³⁸ erg/s (below ~ 3 x 10³⁸ erg/s).<ref name=White>{{ cite journal|display-authors=4|author=White NE|author2=Giommi P|author3=Heise J|author4=Angelini L|author5=Fantasia S|title=RX J0045.4+4154: A Recurrent Supersoft X-ray Transient in M31|journal=Astrophys. J. Lett.|volume=445|pages=L125|url=http://lheawww.gsfc.nasa.gov/users/white/wgacat/apjl.html|doi=10.1086/187905|bibcode=1995ApJ...445L.125W|date=1995|deadurl=yes|archiveurl=https://web.archive.org/web/20090703002924/http://lheawww.gsfc.nasa.gov/users/white/wgacat/apjl.html|archivedate=2009-07-03|df=}}</ref><ref name=Kahabka/>

Apparently, luminous SSSsSSXSs can have equivalent blackbody temperatures as low as ~15 eV and luminosities ranging from 10³⁶ to 10³⁸ erg/s.<ref name=KahabkaHeuvel>{{ cite journal |author=Kahabka P|author2=van den Heuvel EPJ |title=Luminous Supersoft X-Ray Sources |journal=Annu. Rev. Astron. Astrophys. |date=1997 |volume=35 |issue=1 |pages=69–100 |bibcode=1997ARA&A..35...69K |doi=10.1146/annurev.astro.35.1.69 }}</ref> The numbers of luminous SSSs in the disks of ordinary spiral galaxies such as the MW and M31 are estimated to be on the order of 10³.<ref name=KahabkaHeuvel/>

==Milky Way SSXSs==