AIPS HELP file for AVOPTION in 31DEC19
As of Tue Dec 11 23:13:26 2018
Type: Adverb (String*4)
Use: Used to contol the type or range of averaging done.
' ' => do the least averaging consistent with other adverbs.
AVSPC.....Averages uv-data in the frequency domain
AVOPTION controls whether IFs are averaged together and
whether a single- or multi-cahnnel output is created.
IMERG.....Merges images of different spatial resolutions
AVOPTION controls how the two data sets are weighted in
the overlap region.