Thanks for your help rootone, May I ask you something more? Do you know something about IDL? The main problem is I should do a common routine in a program like phyton, IDL or others, so a direct use of Photoshop won´t be admisible for my homework.
Hi everyone, I would like to know what kind of software would you use for do image processing? For example I downloaded some pics from http://sdac.virtualsolar.org/cgi/search as a URL file, actually I have problems for open this kind of files and for obtain the position of the solar spots I am...