The files MINMUF are extracts from NOSC report TR 186, MINIMUF-3, A
SIMPLIFIED hf MUF PREDICTION ALOGORITHM, by RB Rose, JN Martin and
PH Levine. The files MINMUFA are extracts from NOSC TD 201, MINIMUF-3.5
Improved version of MINIMUF-3, by RB Rose and JN Martin.