coadd - Co-add images for astrometry.net
coadd image ext weight ext
wcs ext...
- use "none" as weight filename for no weighting
- -w file
- Output WCS file (default: input file)
- -e extension
- FITS extension to read WCS from (default: primary extension, 0)
- -o file
- Output image file
- -O order
- Lanczos order (default 3)
- -p plane
- Image plane to read (default 0)
- -N
- Use nearest-neighbour resampling (default: Lanczos)
- -s sigma
- Smooth before resampling
- -D
- Divide each image by its weight image before starting
- -v
- More verbose
The Astrometry.net team. Principal investigators are David W. Hogg
(NYU) and Dustin Lang (CMU).