PROCEDURE set_coords :DESCRIPTION: Transform the coordinate system of SD RTI-plot-type tplot variables. :PARAMS: tplot_vars: tplot variables to be transformed coord: the coordinate system to which tplot variables are transformed to. Options currently available are: 'mlat', 'gate', 'glat' :EXAMPLES: set_coords, 'sd_hok_vlos_1', 'mlat' :AUTHOR: Tomo Hori (E-mail: horit@stelab.nagoya-u.ac.jp) :HISTORY: 2010/11/18: Created 2011/01/07: added glat to coordinate option $LastChangedBy: lphilpott $ $LastChangedDate: 2011-10-14 09:20:31 -0700 (Fri, 14 Oct 2011) $ $LastChangedRevision: 9113 $ $URL: svn+ssh://thmsvn@ambrosia.ssl.berkeley.edu/repos/spdsoft/trunk/projects/erg/ground/radar/superdarn/set_coords.pro $