- #1

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How can I rearrange : m-M=5log10(d/10) to give d=?

Thanks for any imput.

- Thread starter log(3.14)
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- #1

- 4

- 0

How can I rearrange : m-M=5log10(d/10) to give d=?

Thanks for any imput.

- #2

Cyosis

Homework Helper

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[tex]

10^{\frac{m-M}{5}}=\frac{d}{10}

[/tex]

Now multiply by 10.

- #3

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Cheers! This helps alot!

- #4

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what is this simple calculation has to do with "Astrophysics" ...???

- #5

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This is the calculation for magnitudes. It's the bane of all new undergraduate astrophysics students :tongue:what is this simple calculation has to do with "Astrophysics" ...???

- #6

Wallace

Science Advisor

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- #7

Chronos

Science Advisor

Gold Member

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Magnitude is a pretty obscure and confusing measure of brightness. Think 2 to the fifth power.

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