The form below allows you to enter (B-V)_o values and convert them to Log T_eff and plain old T_eff values. I'll bet you're really thrilled about this aren't you? Valid for spectral types II-V

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(B-V)o Value
Log Temperature =
Temperature =
BC =

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The form below allows you to enter (B-V)_o values and convert them to Log T_eff and plain old T_eff values. Valid for spectral type I

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(B-V)o Value
Log Temperature =
Temperature =
BC =