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    Re: CN on Mars
    From: Greg Rudzinski
    Date: 2016 Feb 8, 19:34 -0800

    Here is a star chart and Phobos CN method for our Martian.

    From: Greg Rudzinski
    Date: 2016 Feb 6, 06:27 -0800

    The New York Times best selling novel THE MARTIAN by Andy Weir has the main character Mark Watney making a sextant to determine latitude by Deneb and timing Phobos to determine longitude (page 288). Is the star Deneb a good choice for a pole star? His Mars made sextant should be good to half a degree where 30' would be better than 30 nautical mile precision. 

    Greg Rudzinski



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