Physics, 08.08.2019 23:20 alaina05

The star sirius a has an apparent magnitude of −1.5. sirius a has a dim companion, sirius b, which is 10,000 times less bright than sirius a. what is the apparent magnitude of sirius b? can sirius b be seen with the naked eye?

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The star sirius a has an apparent magnitude of −1.5. sirius a has a dim companion, sirius b, which i...