If interstellar dust makes an RR Lyrae variable star look 7 magnitudes fainter than the star should, by how much will you over- or underestimate its distance? (Hint: Use the magnitude-distance formula d = 10(mv - My + 5)/5.) destimate dactual Is your calculated value an over- or underestimate? overestimate O underestimate
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![If interstellar dust makes an RR Lyrae variable star look 7 magnitudes fainter than the star should, by how much will you over- or underestimate its distance? (Hint: Use the magnitude-distance formula d = 10 mv - Mv + 5)/5.)
destimate
dactual
=
Is your calculated value an over- or underestimate?
O overestimate
O underestimate](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F10987a05-6004-4fb1-8846-eb9d55f60d7e%2Fe67080d7-2c28-4894-b7a2-4673445801e0%2Fzl69uqy_processed.png&w=3840&q=75)
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