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Ancient Astronomy Notes February 15, 2017 1.5 % Ancient Egyptian Astronomy video Hipparchus (2nd century B.C.) created star charts (850 stars) divided in 6 groups by brightness, determined length of the year (within minutes), and predicted lunar eclipses (within hours)

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  • AncientAstronomyNotes February15,2017

    1.5%

    AncientEgyptianAstronomyvideo

    Hipparchus(2ndcenturyB.C.)createdstarcharts(850stars)dividedin6groupsbybrightness,determinedlengthoftheyear(withinminutes),andpredictedlunareclipses(withinhours)

  • AncientAstronomyNotes February15,2017

    Ptolemy video

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    Ptolemy.asf

    ancientegyptastronomy.asf

    SMART Notebook

    SMART Notebook

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