Function: mvn_spc_unixtime_to_met Purpose: Convert unixtime to MET (mission Elapsed Time) Note: This routine MUST remain reasonably efficient since it could potentially be called from within an inner FOR loop. Author: Davin Larson $LastChangedBy: davin-mac $ $LastChangedDate: 2014-01-21 17:00:30 -0800 (Tue, 21 Jan 2014) $ $LastChangedRevision: 13959 $ $URL: svn+ssh://thmsvn@ambrosia.ssl.berkeley.edu:36867/repos/idl_socware/trunk/projects/maven/mvn_spc_met_to_unixtime.pro $