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anyf - (logical) set to TRUE if any of the returned data values are undefined array - (any datatype except character) array of bytes to be read or written. bitpix - (integer) bits per pixel: 8, 16, 32, -32, or -64 blank - (integer) value used for undefined pixels in integer primary array blocksize - (integer) 2880-byte logical record blocking factor (if 0 < blocksize < 11) or the actual block size in bytes (if 10 < blocksize < 28800). As of version 3.3 of FITSIO, blocksizes greater than 2880 are no longer supported. bscale - (double precision) scaling factor for the primary array bytlen - (integer) length of the data unit, in bytes bzero - (double precision) zero point for primary array scaling card - (character*80) header record to be read or written colname - (character) ASCII name of the column colnum - (integer) number of the column (first column = 1) comment - (character) the keyword comment field comments - (character array) keyword comment fields cube - 3D data cube of the appropriate datatype dattyp - (integer) symbolic code of the binary table column datatype datatype - (character) datatype (format) of the binary table column dblval - (double precision) fractional part of the keyword value decimals - (integer) number of decimal places to be displayed dim1 - (integer) actual size of the first dimension of the image or cube array dim2 - (integer) actual size of the second dimension of the cube array dtype - (character) datatype of the keyword ('C', 'L', 'I', or 'F') C = character string L = logical I = integer F = floating point number errtext - (character*30) descriptive error message corresponding to error number exact - (logical) true if exact case matching of column names is to be performed extend - (logical) true if there may be extensions following the primary data extname - (character) value of the EXTNAME keyword (if not blank) felem - (integer) first pixel of the element vector (ignored for ASCII tables) fparm - (integer) sequence number of the first group parameter to read or write fpixel - (integer) the first pixel position fpixels - (integer array) the first included pixel in each dimension filename - (character) name of the FITS file flagvals - (logical array) True if corresponding data element is undefined fbit - (integer) first bit in the field to be read or written frow - (integer) beginning row number (first row of table = 1) gcount - (integer) value of the GCOUNT keyword (usually = 1) group - (integer) sequence number of the data group (=0 for non-grouped data) hdtype - (integer) header record type: -1=delete; 0=append or replace; 1=append; 2=this is the END keyword hdutype - (integer) type of HDU: 0 = primary array or IMAGE, 1 = ASCII table, 2 = binary table, -1 = unknown history - (character) the HISTORY keyword comment string image - 2D image of the appropriate datatype incs - (integer array) sampling interval for pixels in each FITS dimension intval - (integer) integer part of the keyword value iounit - (integer) value of an unused I/O unit number iunit - (integer) logical unit number associated with the input FITS file, 1-199 key_no - (integer) sequence number (starting with 1) of the keyword record keyroot - (character) root string for the keyword name keysexist - (integer) number of existing keyword records in the CHU keysadd -(integer) number of new keyword records which can fit in the CHU keyval - value of the keyword in the appropriate datatype keyvals - (array) value of the keywords in the appropriate datatype keyword - (character*8) name of a keyword lray - (logical array) array of logical values corresponding to the bit array lpixels - (integer array) the last included pixel in each dimension maxdim - (integer) dimensioned size of the NAXES, TTYPE, TFORM or TUNIT arrays max_keys - (integer) maximum number of keywords to search for morekeys - (integer) will leave space in the header for this many more keywords naxes - (integer array) size of each dimension in the FITS array naxis - (integer) number of dimensions in the FITS array naxis1 - (integer) length of the X/first axis of the FITS array naxis2 - (integer) length of the Y/second axis of the FITS array naxis3 - (integer) length of the Z/third axis of the FITS array nbit - (integer) number of bits in the field to read or write nchars - (integer) number of characters to read and return nelements - (integer) number of data elements to read or write nhdu - (integer) absolute number of the HDU (1st HDU = 1) nmove - (integer) number of HDUs to move (+ or -), relative to current position nfound - (integer) number of keywords found (highest keyword number) no_keys - (integer) number of keywords to write in the sequence nparm - (integer) number of group parameters to read or write nrows - (integer) number of rows in the table nullval - value to represent undefined pixels, of the appropriate datatype offset - (integer) byte offset in the heap to the first element of the array oldkey - (character) old name of keyword to be modified ounit - (integer) logical unit number associated with the output FITS file 1-199 pcount - (integer) value of the PCOUNT keyword (usually = 0) repeat - (integer) length of element vector (e.g. 12J); ignored for ASCII table rowlen - (integer) length of a table row, in characters or bytes rownum - (integer) number of the row (first row = 1) rwmode - (integer) file access mode: 0 = readonly, 1 = readwrite (ignored on some machines, e.g., SUNs) seq_no - (integer) the sequence number to append to the keyword root name simple - (logical) does the FITS file conform to all the FITS standards snull - (character) value used to represent undefined values in ASCII table space - (integer) number of blank spaces to leave between ASCII table columns startchar - (integer) first character in the row to be read startno - (integer) value of the first keyword sequence number (usually 1) status - (integer) returned error status code (0 = OK) string - (character) returned character string tbcol - (integer array) column number of the first character in the field(s) tdisp - (character) Fortran type display format for the table column template-(character) template string for a FITS header record tfields - (integer) number of fields (columns) in the table tform - (character array) format of the column(s); allowed values are: For ASCII tables: Iw, Aw, Fww.dd, Eww.dd, or Dww.dd For binary tables: rL, rX, rB, rI, rJ, rA, rAw, rE, rD, rC, rM where 'w'=width of the field, 'd'=no. of decimals, 'r'=repeat count Note that the 'rAw' form is non-standard and is not defined in the current draft of the Binary Tables definition document. theap - (integer) zero indexed byte offset of starting address of the heap relative to the beginning of the binary table data tnull - (integer) value used to represent undefined values in binary table ttype - (character array) label for table column(s) tscal - (double precision) scaling factor for table column tunit - (character array) physical unit for table column(s) tzero - (double precision) scaling zero point for table column value - (character) the keyword value string values - array of data values of the appropriate datatype varidat - (integer) size in bytes of the 'variable length data area' following the binary table data (usually = 0) unit - (integer) logical unit number associated with the FITS file (1-199) version - (real) current revision number of the library width - (integer) width of the character string field