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How is magnitude error calculated?

Posted by aprakapovich on Apr 02, 2015; 7:31pm
URL: http://astroimagej.170.s1.nabble.com/How-is-magnitude-error-calculated-tp256.html

Hello!

Can somebody tell how Mag_Err is calculated, it is related to SNR, but what exactly formula. Theoretically it should be: 2.5 log ( 1 + N/S)

Thanks in advance!