Proxima Centauri has an absolute visual magnitude of 15.5 and an apparent visual magnitude of 11.0. What is the distance to Proxima Centauri in units of pc?

Name: Proxima Centauri has an absolute visual magnitude of 15.5 and an apparent visual magnitude of 11.0. What is the distance to Proxima Centauri in units of pc?
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Question

Quizplus · Accepted Answer

The distance modulus formula is m - M = 5 log(d) - 5. Solving for d, we get d = 10^((m-M+5)/5). Substituting m = 11.0 and M = 15.5, we find d = 10^0.1.

Proxima Centauri Has an Absolute Visual Magnitude of 15