The Hipparcos Satellite Could Measure Stars Up to Approximately 150

question 97

Multiple Choice

The Hipparcos satellite could measure stars up to approximately 150 pc away. What was the smallest parallax angle it could measure?

• A) 150 arcsec
• B) 1/150 arcsec
• C) 1/150 degrees
• D) 1/75 arcsec

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Definitions:

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