the cleveland street variable star observatory and arcs presents
DESCRIPTION
The Cleveland Street Variable Star Observatory and ARCS presents. Back due to popular demand and the laws of astrophysics. From the neck of the Swan-between Eta Cyg and Albiero. Χ Cygni. A Mira variable with amazing properties:. Watch Chi Cyg Brighten. - PowerPoint PPT PresentationTRANSCRIPT
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The Cleveland Street Variable Star Observatory and ARCS presents
• Back due to popular demand and the laws of astrophysics
From the neck of the Swan-between Eta Cyg and Albiero
Χ CygniA Mira variable with amazing properties:
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Watch Chi Cyg Brighten
• For use at Niles West High School, Skokie Illinois and ARCS teachers through Yerkes Observatory, Williams Bay, Wisconsin
• Rich DeCoster, Science Teacher, Niles West High School
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Where is the variable Chi Cygni?
Watch it brighten!
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Chi Cyg8-31-08 9-09-08
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Chi Cyg Sept. 22, 2008
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Chi Cyg 9-18-08 10-03-08
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Chi Cyg 10-04-08
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Chi Cygni-Mira variable in brightening phase-Fall 2008
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Chi Cyg 10-08-2008
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Chi Cyg 10-11-08
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Updated through Nov. 10-then the clouds prevaled. Chi Cyg hanging
out at about m = 4
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Information
• Chi cyg is a long period Mira variable star with a wide range of magnitude variation.
• It also has an interesting range of variation in the maximum brightness it reaches.
• To find information check the American Assn. of Variable Star Observers:
http://www.aavso.org. This site contains information on its light curve, location, etc.
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AAVSO Home PagePut “Chi Cyg” here and see what
you can find!