.TH DOWNSAMPLE-FITS "1" "July 2015" "0.56" "astrometry.net" .SH NAME downsample-fits \- Scale down a FITS image .SH SYNOPSIS .B downsample-fits [options] \fIinput-file\fR \fIoutput-file\fR .SH DESCRIPTION Scale down a FITS image. Use "\-" to write to stdout. .SH OPTIONS .TP \fB\-s\fR \fIscale\fR Downsample scale (default: 2): integer .TP \fB\-e\fR \fIextension\fR Read extension (default: 0) .TP \fB\-v\fR Verbose .SH AUTHOR The Astrometry.net team. Principal investigators are David W. Hogg (NYU) and Dustin Lang (CMU). .SH SEE ALSO http://astrometry.net