SIMPLE  =                    T / file does conform to FITS standard
BITPIX  =                   16 / number of bits per data pixel
NAXIS   =                    0 / number of data axes
EXTEND  =                    T / FITS dataset may contain extensions
COMMENT   FITS (Flexible Image Transport System) format is defined in 'Astronomy
COMMENT   and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H
TELESCOP= 'NuSTAR   '          / Telescope (mission) name
INSTRUME= 'FPMA    '           / Instrument name (FPMA or FPMB)
ORIGIN  = 'Caltech   '         / Source of FITS file
CREATOR = 'FTOOLS 6.10 '       / Creator
END