get-healpix(1) Convert RA,DEC to Which healpix

SYNOPSIS

get-healpix [options] ra dec
get-healpix [options] x y z

OPTIONS

-r
RA/DEC values in radians; default is in decimal degrees or H:M:S
-H healpix
take healpix number as input and print center as output.
-N n
Nside (default 1)
-n
Print neighbours
-R range
print healpixes within radius range in degrees
-p
Project position within healpix

If your values are negative, add "--" in between "-r" (if you're using it) and "ra" or "x".

AUTHOR

The Astrometry.net team. Principal investigators are David W. Hogg (NYU) and Dustin Lang (CMU).