PPRuNe Forums - View Single Post - Unresponsive 208 above BNE, RFDS intercept
Old 6th Jun 2021, 21:31
  #60 (permalink)  
Checkboard
 
Join Date: Aug 1998
Location: Ex-pat Aussie in the UK
Posts: 5,799
Received 121 Likes on 58 Posts
Because there are no solid lines in the sky, where one side of the line you are OK and the other you aren't - and the highest mountain in Australia is only 7,000 ft AMSL, so it's not onerous to require O2 at 10,000'
Checkboard is offline