In a well known text definition file of a geolocated image (or whatever else it does) we find this:


My question is, what is the number I marked bold (0.017453292519943295) function?

1 Answer 1


0.017453292519943295 is the conversion factor from radians to decimal degrees, exactly PI()/180.

Geodetic functions usually expect angles in radians, but our surveying ancestors decided to use degrees, minutes and seconds.

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Not the answer you're looking for? Browse other questions tagged or ask your own question.