--- header unit 0: primary ---
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
--- header unit 1: binary table ---
XTENSION = 'BINTABLE' / binary table extension
BITPIX = 8 / 8-bit bytes
NAXIS = 2 / 2-dimensional binary table
NAXIS1 = 125 / width of table in bytes
NAXIS2 = 966 / number of rows in table
PCOUNT = 0 / size of special data area
GCOUNT = 1 / one data group (required keyword)
TFIELDS = 26 / number of fields in each row
TTYPE1 = 'has_wise_phot' / label for field 1
TFORM1 = 'L' / data format of field: 1-byte LOGICAL
TTYPE2 = 'ra' / label for field 2
TFORM2 = 'D' / data format of field: 8-byte DOUBLE
TTYPE3 = 'dec' / label for field 3
TFORM3 = 'D' / data format of field: 8-byte DOUBLE
TTYPE4 = 'objid' / label for field 4
TFORM4 = '19A' / data format of field: ASCII Character
TTYPE5 = 'x' / label for field 5
TFORM5 = 'E' / data format of field: 4-byte REAL
TTYPE6 = 'y' / label for field 6
TFORM6 = 'E' / data format of field: 4-byte REAL
TTYPE7 = 'treated_as_pointsource' / label for field 7
TFORM7 = 'B' / data format of field: BYTE
TTYPE8 = 'coadd_id' / label for field 8
TFORM8 = '8A' / data format of field: ASCII Character
TTYPE9 = 'w1_nanomaggies' / label for field 9
TFORM9 = 'E' / data format of field: 4-byte REAL
TTYPE10 = 'w1_nanomaggies_ivar' / label for field 10
TFORM10 = 'E' / data format of field: 4-byte REAL
TTYPE11 = 'w1_mag' / label for field 11
TFORM11 = 'E' / data format of field: 4-byte REAL
TTYPE12 = 'w1_mag_err' / label for field 12
TFORM12 = 'E' / data format of field: 4-byte REAL
TTYPE13 = 'w1_prochi2' / label for field 13
TFORM13 = 'E' / data format of field: 4-byte REAL
TTYPE14 = 'w1_pronpix' / label for field 14
TFORM14 = 'E' / data format of field: 4-byte REAL
TTYPE15 = 'w1_profracflux' / label for field 15
TFORM15 = 'E' / data format of field: 4-byte REAL
TTYPE16 = 'w1_proflux' / label for field 16
TFORM16 = 'E' / data format of field: 4-byte REAL
TTYPE17 = 'w1_npix' / label for field 17
TFORM17 = 'E' / data format of field: 4-byte REAL
TTYPE18 = 'w2_nanomaggies' / label for field 18
TFORM18 = 'E' / data format of field: 4-byte REAL
TTYPE19 = 'w2_nanomaggies_ivar' / label for field 19
TFORM19 = 'E' / data format of field: 4-byte REAL
TTYPE20 = 'w2_mag' / label for field 20
TFORM20 = 'E' / data format of field: 4-byte REAL
TTYPE21 = 'w2_mag_err' / label for field 21
TFORM21 = 'E' / data format of field: 4-byte REAL
TTYPE22 = 'w2_prochi2' / label for field 22
TFORM22 = 'E' / data format of field: 4-byte REAL
TTYPE23 = 'w2_pronpix' / label for field 23
TFORM23 = 'E' / data format of field: 4-byte REAL
TTYPE24 = 'w2_profracflux' / label for field 24
TFORM24 = 'E' / data format of field: 4-byte REAL
TTYPE25 = 'w2_proflux' / label for field 25
TFORM25 = 'E' / data format of field: 4-byte REAL
TTYPE26 = 'w2_npix' / label for field 26
TFORM26 = 'E' / data format of field: 4-byte REAL