Identifier     read_faar.pro

 Purpose        Read a STANDARD FITS formatted AAR 

 Call           AAR_struc = read_faar( filename,
                                       [,start=start] [,number=number]) 

 Arguments      Name       I/O  Type     Description
                ------------------------------------------------------
                filename    I   string    AAR name 
                start       I   i*4       start second  (def=1)
                number      I   i*4       number of secods to read 
                                          default : whole AAR

 Returns        aar_struc   O   struct    IA AAR structure

 Description    ---

 Comment        ---
              
 Example        aar = read_faar('arc_dat:aar.fits',s=1,n=300)
                read first 300 seconds from aar.fits

 Category       I/O

 Filename       read_faar.pro (module: read_faar)

 Author         E.Wieprecht (-->ekw)

 Version        2.0

 History        1.0  10-08-1995  --> ekw  first version 
                2.0  30-11-1995  --> NJM  Rewritten in IDL