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The surface temperature of a sun is about 58 K and its radius is 7*10^5 km. What is the luminosity of the sun? - Quora
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For a source with a luminosity L, and measured flux | Chegg.com
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Astronomy - Measuring Distance, Size, and Luminosity (20 of 30) Calculating Distance Using Magnitude - YouTube
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How do we calculate the proper distance of a cosmological body that's really far away from us? - Quora
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Solved Calculate the luminosity for each star. Then, | Chegg.com
Luminosity of a Star: Measurement & Formula | What is Luminosity? - Video & Lesson Transcript | Study.com
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