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FITS File Open and Close Subroutines:
FTOPEN(unit,filename,rwmode, > blocksize,status)
FTINIT(unit,filename,blocksize, > status)
FTCLOS(unit, > status)
FSGIOU(> iounit)
Subroutines to Select or Copy the Current Header Data Unit (CHDU)
FTMAHD(unit,nhdu, > hdutype,status)
FTMRHD(unit,nmove, > hdutype,status)
FTGHDN(unit, > nhdu)
FTCRHD(unit, > status)
FTCOPY(iunit,ounit,morekeys, > status)
FTCPDT(iunit,ounit, > status)
Subroutines to specify the structure of a new HDU
FTHDEF(unit,morekeys, > status)
FTPDEF(unit,bitpix,naxis,naxes,pcount,gcount, > status)
FTADEF(unit,rowlen,tfields,tbcol,tform,nrows > status)
FTBDEF(unit,tfields,tform,varidat,nrows > status)
FTPTHP(unit,theap, > status)
FTDDEF(unit,bytlen, > status)
FTRDEF(unit, > status)
Low-Level FITS Header I/O Subroutines
FTPREC(unit,card, > status)
FTPCOM(unit,comment, > status)
FTPHIS(unit,history, > status)
FTPDAT(unit, > status)
FTPKY[JLS](unit,keyword,keyval,comment, > status)
FTPKY[EDFG](unit,keyword,keyval,decimals,comment, > status)
FTPKN[JLS](unit,keyroot,startno,no_keys,keyvals,comments, > status)
FTPKN[EDFG](unit,keyroot,startno,no_keys,keyvals,decimals,comments, >
status)
FTPKYT(unit,keyword,intval,dblval,comment, > status)
FTIKY[JLS](unit,keyword,keyval,comment, > status)
FTIKY[EDFG](unit,keyword,keyval,decimals,comment, > status)
FTGREC(unit,key_no, > card,status)
FTGKYN(unit,key_no, > keyword,value,comment,status)
FTGCRD(unit,keyword, > card,status)
FTGKY[EDJLS](unit,keyword, > keyval,comment,status)
FTGKEY(unit,keyword, > value,comment,status)
FTGKN[EDJLS](unit,keyroot,startno,max_keys, > keyvals,nfound,status)
FTGKYT(unit,keyword, > intval,dblval,comment,status)
FTMREC(unit,key_no,card, > status)
FTMCRD(unit,keyword,card, > status)
FTMNAM(unit,oldkey,keyword, > status)
FTMCOM(unit,keyword,comment, > status)
FTMKY[JLS](unit,keyword,keyval,comment, > status)
FTMKY[EDFG](unit,keyword,keyval,decimals,comment, > status)
FTDKEY(unit,keyword, > status)
FTGHSP(iunit, > keysexist,keysadd,status)
High-Level FITS Header I/O Subroutines
FTPHPR(unit,simple,bitpix,naxis,naxes,pcount,gcount,extend, > status)
FTGHPR(unit,maxdim, > simple,bitpix,naxis,naxes,pcount,gcount,extend,
status)
FTPHTB(unit,rowlen,nrows,tfields,ttype,tbcol,tform,tunit,extname, >
status)
FTGHTB(unit,maxdim, > rowlen,nrows,tfields,ttype,tbcol,tform,tunit,
extname,status)
FTPHBN(unit,nrows,tfields,ttype,tform,tunit,extname,varidat > status)
FTGHBN(unit,maxdim, > nrows,tfields,ttype,tform,tunit,extname,varidat,
status)
Define Data Scaling Parameters and Undefined Pixel Flags.
FTPSCL(unit,bscale,bzero, > status)
FTTSCL(unit,colnum,tscal,tzero, > status)
FTPNUL(unit,blank, > status)
FTSNUL(unit,colnum,snull > status)
FTTNUL(unit,colnum,tnull > status)
FITS Primary Array or IMAGE Extension I/O Subroutines
FTPPR[BIJED](unit,group,fpixel,nelements,values, > status)
FTPPRU(unit,group,fpixel,nelements, > status)
FTGPV[BIJED](unit,group,fpixel,nelements,nullval, > values,anyf,status)
FTGPF[BIJED](unit,group,fpixel,nelements, > values,flagvals,anyf,status)
FTPGP[BIJED](unit,group,fparm,nparm,values, > status)
FTGGP[BIJED](unit,group,fparm,nparm, > values,status)
FTP2D[BIJED](unit,group,dim1,naxis1,naxis2,image, > status)
FTP3D[BIJED](unit,group,dim1,dim2,naxis1,naxis2,naxis3,cube, > status)
FTG2D[BIJED](unit,group,nullval,dim1,naxis1,naxis2, > image,anyf,status)
FTG3D[BIJED](unit,group,nullval,dim1,dim2,naxis1,naxis2,naxis3, >
cube,anyf,status)
FTPSS[BIJED](unit,group,naxis,naxes,fpixels,lpixels,array, > status)
FTGSV[BIJED](unit,group,naxis,naxes,fpixels,lpixels,incs,nullval, >
array,anyf,status)
FTGSF[BIJED](unit,group,naxis,naxes,fpixels,lpixels,incs, >
array,flagvals,anyf,status)
FITS ASCII and Binary Table Data I/O Subroutines
Column Information Subroutines:
FTGCNO(unit,exact,colname, > colnum,status)
FTGACL(unit,colnum, >
ttype,tbcol,tunit,tform,tscal,tzero,snull,tdisp,status)
FTGBCL(unit,colnum, >
ttype,tunit,datatype,repeat,tscal,tzero,tnull,tdisp,status)
FTPTDM(unit,colnum,naxis,naxes, > status)
FTGTDM(unit,colnum,maxdim, > naxis,naxes,status)
Low-Level Table Access Subroutines:
FTGTBS(unit,frow,startchar,nchars, > string,status)
FTPTBS(unit,frow,startchar,nchars,string, > status)
FTGTBB(unit,frow,startchar,nchars, > array,status)
FTPTBB(unit,frow,startchar,nchars,array, > status)
High-Level Table Access Subroutines:
FTPCL[SLBIJEDCM](unit,colnum,frow,felem,nelements,values, > status)
FTPCLX(unit,colnum,frow,fbit,nbit,lray, > status)
FTPCLU(unit,colnum,frow,felem,nelements, > status)
FTGCL(unit,colnum,frow,felem,nelements, > values,status)
FTGCV[SBIJEDCM](unit,colnum,frow,felem,nelements,nullval, >
values,anyf,status)
FTGCF[SLBIJEDCM](unit,colnum,frow,felem,nelements, >
values,flagvals,anyf,status)
FTGSV[BIJED](unit,colnum,naxis,naxes,fpixels,lpixels,incs,nullval, >
array,anyf,status)
FTGSF[BIJED](unit,colnum,naxis,naxes,fpixels,lpixels,incs, >
array,flagvals,anyf,status)
FTGCX(unit,colnum,frow,fbit,nbit, > lray,status)
FTGDES(unit,colnum,rownum, > nelements,offset,status)
FTPDES(unit,colnum,rownum,nelements,offset, > status)
General Utility Subroutines
FTVERS( > version)
FTGERR(status, > errtext)
FTUPCH(string)
FTTKEY(keyword,status)
FTPSVC(card, > value,comment,status)
FTKEYN(keyroot,seq_no, > keyword,status)
FTDTYP(value, > dtype,status)
FTBNFM(tform,dattyp,repeat,width,status)
FTGABC(tfields,tform,space, > rowlen,tbcol,status)
FTGTHD(template,card,hdtype,status)