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flight visibility
Definição1
The visibility forward from the cockpit of an aircraft in flight.
Fonte1
INTERNATIONAL CIVIL AVIATION ORGANIZATION. International civil aviation vocabulary. 3rd ed. Montreal, 2007. (Doc. 9713)
Definição2
The visibility forward from the cockpit of an aircraft in flight (ICAO). It is the average horizontal distance at which prominent unlighted objects can be seen and identified by day and prominent lighted objects can be seen and identified at night.
Fonte2
KUMAR, Bharat (ed.). An illustrated dictionary of aviation. New York: McGraw-Hill, c2005. 752 p.
Fonte3
INTERNATIONAL CIVIL AVIATION ORGANIZATION. Aeronautical information services manual. Sixth edition. Montreal, 2003. (Doc. 8126)
Nota adicional1
Information regarding this term is a result of researches developed by DECEA in cooperation with ANAC.
Contexto
Within a control zone, the appropriate ATS unit can permit special VFR flights to be conducted so that the aircraft is flown with a flight visibility of not less than 1.5 km, clear of clouds and in sight of ground or water.
Subárea1
Aeronautical Meteorology
Related Term
ground visibility
horizontal visibility
low visibility procedures
poor visibility
prevailing visibility
runway visibility value
vertical visibility
visibility
Português
visibilidade em voo