FUNCTION: mvn_sta_c6_bkg(dat) INPUT: dat: structure, generated by mvn_sta_get_c6() KEYWORDS PURPOSE: Returns the background for maven static apid c6 structures NOTES: Function to calculate the straggling backgroud from maven static apid c6 packets Function can be used as "bkg" keyword passed to get_4dt.pro for background subtraction This generates a decent, energy independent background subtraction if coincident events can be ignored proton straggling represents about ~2% of the events when coincident events can be ignored CREATED BY: J.McFadden 14-05-08 LAST MODIFICATION: