PRECAUTIONS PILGRIMAGE FLYING- HELICOPTERS

Pilgrimage Flying is a very lucrative business and the profitability of number of Operators largely depends on the contracts to operate in the location of pilgrimage centres. The flying during the season is very hectic, challenging and demands high standards of professionalism, maturity and safety consciousness. There are many grey areas related to the conduct of operations during pilgrimage flying.

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HELICOPTER SOMATOGRAVIC ILLUSIONS

Description

Somatogravic and Somatogyral illusions are the two most common forms of vestibular or ‘false sensation’ illusion which may be encountered when no clear horizon is present and flying wholly or partly by visual external reference is attempted.

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ALTIMETER TEMPERATURE ERROR CORRECTION

Definition

Altimeter Temperature
Error Correction is applied to altimeters to compensate for error caused by
deviation from ISA conditions.

Description

Pressure altimeters are calibrated to ISA conditions. Any deviation from ISA will result in error proportional to ISA deviation and to the height of the aircraft above the aerodrome pressure datum.

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