.TH GET-HEALPIX "1" "July 2015" "0.56" "astrometry.net"
.SH NAME
get-healpix \- Convert RA,DEC to Which healpix
.SH SYNOPSIS
.B get\-healpix
[\fIoptions\fR] \fIra\fR \fIdec\fR
.br
.B get\-healpix
[\fIoptions\fR] \fIx\fR \fIy\fR \fIz\fR
.SH OPTIONS
.TP
\fB\-r\fR
RA/DEC values in radians; default is in decimal degrees or H:M:S
.TP
\fB\-H\fR \fIhealpix\fR
take healpix number as input and print center as output.
.TP
\fB\-N\fR \fIn\fR
Nside (default 1)
.TP
\fB\-n\fR
Print neighbours
.TP
\fB\-R\fR \fIrange\fR
print healpixes within radius \fIrange\fR in degrees
.TP
\fB\-p\fR
Project position within healpix
.PP
If your values are negative, add "\-\-" in between "\-r" (if you're using it) and "ra" or "x".
.SH AUTHOR
The Astrometry.net team. Principal investigators are David W. Hogg (NYU) and
Dustin Lang (CMU).
.SH SEE ALSO
http://astrometry.net