PPRuNe Forums - View Single Post - Calculating DA or MDA from OCA

17th August 2010 | 06:29

#3 (permalink)

stubby1

Joined: Jan 2010

Posts: 68

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From: india

OCA(H) is the obstacle alt/ht + min obstacle clearance.

OCA(H) + margin = DA(H) or MDA(H)

this margin depends on ops considerations.

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