Follow-up observations of black hole that destroyed star show variability in its X-ray spectrum

Tidal disruption event known as Swift J1644+57 is a peculiar one - it is unussualy bright and variable in X-rays. New obesrvations with XMM-Newton and Swift telescopes now detail its behavior. Also Scientists were able to put limits in mass of the black hole to 0.6-7.9 millions of solar masses.

MissionTimingStatus
missions icon XMM-Newton 10. 12. 1999 Ongoing
missions icon Swift 20. 11. 2004 Ongoing

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