Computer Science
Scientific paper
Oct 2006
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=2006xmm..prop..187h&link_type=abstract
XMM-Newton Proposal ID #05051801
Computer Science
White Dwarf Binaries, Neutron Star Binaries, Cataclysmic Variables, Ulxs, Black Holes, V2487 Oph, Xmm-Newton Proposal 05051801
Scientific paper
The galactic nova V2487 Oph 1998, detected with XMM-Newton in 2000 and 2001, showed a remarkable spectrum, revealing that accretion was reestablished very soon, only 2.7 year after the explosion. A complex of Fe lines, including the 6.4 keV Fe Ka fluorescence, together with a high luminosity and flat spectrum at hard X-rays, seemed to indicate that it behaved as a magnetic cataclysmic variable, which is puzzling for a nova system. V2487 Oph was also the first nova seen in X-rays prior (ROSAT all-sky survey) and after its explosion. We request a longer exposure to allow for a detailed analysis, yielding the global properties of this system (white dwarf mass, magnetic field), a really unique object able to show the link between explosion and accretion in novae.
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