390848
Follow-up observations were conducted by a team of British , Spanish , French , Swiss and American astronomers using the photometer on the James Gregory Telescope in Scotland ; using visual comparisons to the nearby bright star HD 80408 , the star 's light curve was better defined .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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