If two stars have a magnitude difference of 5, what is their flux ratio?
A) 10.0
B) 12.6
C) 100.0
D) 250.0
E) 625.3

Name: If two stars have a magnitude difference of 5, what is their flux ratio? A) 10.0 B) 12.6 C) 100.0 D) 250.0 E) 625.3
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Question

Quizplus · Accepted Answer

The flux ratio between two stars with a magnitude difference of 5 is 100. This is because the magnitude scale is logarithmic, with a difference of 5 magnitudes corresponding to a brightness ratio of 100:1.

If Two Stars Have a Magnitude Difference of 5, What