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Mathematics and Society - OS X Lion Server

Mathematics and Society - OS X Lion Server

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2. The diagrams below represent two photographs of the same part of the sky takenthrough a telescope six months apart. Each photograph represents only one secondof arc.a. Which is thenearest star?b. Which are themost distantstars?6;-.A0CBFMAY~ AI;:CDe;Fc. What is theapparent shiftof star B?~I SEC.OtJD 01'" ARC--.j~I SCCOI\lD OF AlCC----.Jd. What is the parallax angle of star B?e. What is the parallax angle of star D?f. Star D is 18 light years away. How far is star E?g. How far is star A?IDEA FROM:Charting the Universe, Book 1, The University of Illinois Astronomy Program93

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