AIPS NRAO AIPS HELP file for DECSHIFT in 31DEC18



As of Wed Jan 17 4:04:28 2018



HELP SECTION

DECSHIFT
Type:  Adverb (Real array, 64 elements)
Use:   Specifies a change or shift of the declination (or Y) coordinate
       of an image, one per FIELD.  Specifies a shift Northward (larger
       Y-pixel value) of the map center.
       The actual new center Declination is given by
              Dec(i) = Dec_0 + DECSHIFT(i)
       where Dec_0 is the declination of the reference point.

       If more than 64 fields are needed use BOXFILE to specify the
       shifts or field centers.

Null Value:  NONE  ( 0 => no shift)

EXPLAIN SECTION


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