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Physics, 17.11.2020 17:10 haileyparrill703
If a star is measured to have a parallax angle of 0.5 arcsec, how far away is the star? a. 2 ly b. 2 pc c. 0.5 pc (astronomy)
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If a star is measured to have a parallax angle of 0.5 arcsec, how far away is the star? a. 2 ly b. 2...
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