file:
/usr/people/faculty/physics/jcrumley/idl/ic/Ari/lab events/october 2003/LO/L0_K0_MPA_225970.txt
format:  day,month,year,hour,minute,second,x,y,z
(i2,1x,i2,1x,i4,1x,i2,1x,i2,1x,f6.3,f14,f14,f14)
beginline:
874
endline:
1324
outputfile: name of the file gsm data is saved to
gsmdata_october2003_L0.txt