Multiple Choice
If RR Lyrae stars in a globular cluster had an apparent magnitude of 11.5 and an absolute magnitude of 0.5, what would the globular cluster's distance be?
A) 1,600 pc
B) 1,900 pc
C) 2,500 pc
D) 3,200 pc
E) 8,600 pc
Correct Answer:
Verified
Correct Answer:
Verified
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