WCS Fixer - Web interface

Upload your FITS image - and get it back with reliable WCS header imprinted!

Select your image
FITS file:

Specify the approximate center and size of the image
Object name or coordinates (degrees or HH MM SS or HH:MM:SS):
Center:  Radius: 
M13, or 16 41 41.44 +36 27 36.9, or 250.42267 +36.46025

Select catalogue to match with