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Hobbs Observatory is an astronomical observatory owned and operated by University of Wisconsin – Eau Claire 's Department of Physics and Astronomy and home to the Chippewa Valley Astronomical Society .
 University of Wisconsin – Eau Claire
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 University of Wisconsin – Eau Claire