21d441f2_tion_Angle_Analyzer_for_VOACAP__Column_heading
[Explanation] the predicted propagation mode for the given hour, month, SSN, and frequency. E.g. "2.F2" means two hops via the F2 layer, "3. E" means three hops via the E layer. [Column heading] 
MODE
VOACAP Quick Guide: OH6BG Elevation-Angle Analyzer for VOACAP
Column heading