Aviation abbreviation
initial point/H-hour control line
IP/HHCL
At a glance
Meaning of initial point/H-hour control line
IP/HHCL stands for initial point/H-hour control line in FAA terminology.
More about initial point/H-hour control line
This abbreviation is used in radio communications and air traffic control. The English reference lists initial point/H-hour control line with the abbreviation IP/HHCL.
FAA abbreviations reflect US aviation usage. Their meaning and permitted use can differ in documents from other countries.