antartica

  1. Code-Beta

    300 miles visibility on Antartica?

    I found a strange thing in goverment document named "Sailing Directions (Planning Guide and Enroute)". It says that mountains were sighted up to 300 miles away. Assuming observer is at "Crow Nest" at 115 ft ( 35m),Refracted hidden will be 8.83 miles. The highest mountains on Antarctica are 2.9...
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