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The top documents tagged [stellar brightness]
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stellar brightness
Ch 30-Stars, Galaxies, and the Universe Objectives – How astronomers determine the composition and temperature of stars – Why do stars appear to move in.
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25.beyond our solar_system
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Star Properties. Apparent Magnitude System of Hipparchus Group of brightest stars1 m Stars about ½ as bright as 1 m 2 m Stars about ½ as bright as 2 m.
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1 ASTRONOMY 373 INTRODUCTION TO ASTRONOMY – Stars, Galaxies, & Universe Spring 2015 Sachiko Tsuruta.
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Announcements Next section will be about the properties of stars and how we determine them. The spectral lab will be on Jan 25th in class. Don’t miss.
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Transits What questions to ask? What are the observables? Constraints on precision? Model interpretation? Ground-based? Space-borne? All-sky vs. pointed.
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Transits
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The Hunt for Extrasolar Planets. Overview How do we find planets? What have we found? (diversity of planets) How are properties of planets determined?
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Geocentric Model of the Universe – Ptolemy (et al.) 5 known planets (excluding Earth) Sun is beyond Venus (note that Venus and Mercury are closer to the.
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Understanding the Stars
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