Divide the output image by a coadd mask (each pixel is the number of input images, or tiles, that went into the sum) in order eliminate the bright seams between the healpix tiles. The result is better, but now the flux in the seams is somewhat depressed compared to the idea.
Divide the output image by a coadd mask (each pixel is the number of input images, or tiles, that went into the sum) in order eliminate the bright seams between the healpix tiles. The result is better, but now the flux in the seams is somewhat depressed compared to the idea.