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Re: New black hole binary in outburst (Mag 12.5 in Oph)

PostPosted: Wed Jul 11, 2018 7:12 am
by Nico Montigiani
Hello,
we send our spectrum of the MAXI J1820+70. This spectrum is taken on 2018-07-07.0907.
The spectrum is a sum of 6 x 900 sec images with a Celesctron C14 f/11 + LHires III + 150 l/mm + CCD SBIG ST7XME at the Osservatorio Astronomico Margherita Hack, Firenze (OAMH).

We hope this spectrum will be useful to you.
MAXI J1820+070_ 20180707_907_OAMH.jpg


Nico Montigiani
Massimiliano Mannucci
OAMH - Osservatorio Astronomico Margherita Hack, Firenze