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height above touchdown elevation
Sinônimos
height above touchdown zone; height above touchdown zone elevation
Definição1
The DA/DH or MDA above the highest runway elevation in the touchdown zone (first 3,000 feet of the runway).
Fonte1
FEDERAL AVIATION ADMINISTRATION. Pilot's handbook of aeronautical knowledge. [s.l.], 2008. Disponível em http:// www.faa.gov/regulations_policies/handbooks_manuals /aviation/pilot_handbook/media/PHAK %20-%20Cover-Preface.pdf. Acesso em: 26 jun 2014.
Definição2
The decision height or minimum descent altitude above the highest runway elevation in the touchdown zone (i.e., (first 3,000 feet of the runway). The HAT is published on instrument approach charts in conjunction with all straight-in minimums.
Fonte2
KUMAR, Bharat (ed.). An illustrated dictionary of aviation. New York: McGraw-Hill, c2005. 752 p.
Fonte3
DUTRA, Luiz Costa e Silva. Glossário aerotécnico: inglês-português. São Paulo: Traço, 1979. 469 p.
Nota adicional1
Acronym in English: HAT.
Subárea1
Air Navigation
Related Term
height above airport
height above landing
Português
altura acima do ponto de toque