AIPS HELP file for MINPATCH in 31DEC09
MINPATCH
Type: Adverb (Real)
Use: Determines size of beam patch in clean.
Null value: 0
Tasks:
APCLN Does Clark clean process on interferometer
maps. MINPATCH in the minimum number of cells
of the beam used. 0=>21. A higher number, say 51,
is recommended for deep cleaning of extended sources.