Inglês/Português
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Back to: "V"vertical visibility
- Sinônimos
- VV
- Definição1
- The distance one can see upward into a surface-based obscuration. It is also the maximum height from which a pilot in flight can recognize the ground through a surface-based obscuration.
- Fonte1
- CRANE, Dale (ed.). Dictionary of aeronautical terms. 4th ed. Newcastle: ASA, 2006.
- Fonte2
- INTERNATIONAL CIVIL AVIATION ORGANIZATION. Annex 3 to the Convention on International Civil Aviation. Meteorological Service for International Air Navigation: parts I and II. 18th ed. Montreal, 2013.
- Nota adicional1
- Information regarding this term is a result of researches developed by DECEA in cooperation with ANAC.
- Contexto
- Cloud amount, cloud type and height of cloud base shall be observed and reported as necessary to describe the clouds of operational significance. When the sky is obscured, vertical visibility shall be observed and reported, where measured, in lieu of cloud amount, cloud type and height of cloud base. The height of cloud base and vertical visibility shall be reported in metres (or feet).
- Subárea1
- Aeronautical Meteorology
- Related Term
- flight visibility
- ground visibility
- horizontal visibility
- visibility
- Português
- visibilidade vertical