AIPS HELP file for BPA in 31DEC09

As of Sun Nov 22 16:58:47 2009

HELP SECTION

BPA
Type: Adverb  (Real)
Use:  The position angle in degrees of an arbitrary component.
      It is usually measured North through East or counter-
      clockwise with zero degrees pointing up.
Null value:   0
      Null value usually simply used as 0.0.

EXPLAIN SECTION