def METHOD_NAME(self, wcs):
    self.crval1 = wcs.crval[0]
    self.crval2 = wcs.crval[1]
    self.crpix1 = wcs.crpix[0]
    self.crpix2 = wcs.crpix[1]
    self.cd11 = wcs.cd[0]
    self.cd12 = wcs.cd[1]
    self.cd21 = wcs.cd[2]
    self.cd22 = wcs.cd[3]
    self.imagew = wcs.imagew
    self.imageh = wcs.imageh