Try this:

=VALUE(SUBSTITUTE(SUBSTITUTE(SUBSTITUTE(C1,"d",":" ),"'",":"),"""",""))*24

format cells as General


"Duddly Dummy" wrote:

I need to convert from 50d35'25" (survey instrument notation of an angle) to
the decimal equivalent of 50.59027778. Is there a function that will
automatically convert this? If not, any suggestions of a formula?