HPXCVT(1) User Commands HPXCVT(1) (NAME) HPXcvt - HEALPix FITS (SYNOPSIS) HPXcvt [-C] [-c] [-n|-r] [-q] [-x] (DESCRIPTION) [ []] HPXcvt HEALPix - FITS HPX . FITS . NESTED RING . stdin stdout <<->> . (OPTIONS) -C 1 (: WMAP 2 ). -c COORDSYS FITS . g () e () q (). -n|-r ORDERING FITS n ( nested) r ( ring) . -q quad(mod 4) x 90 quad(rant) . -x (XPH). HPXcvt 8.9 June 2026 HPXCVT(1)