STEREO/EUVI events catalog
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column 1 : 	YYYY year of observation
column 2 : 	MM   month
column 3 :      DD   day
column 4 :      HH   hour of EUV event peak time
column 5 :      MM   minute
column 6 : 	cadence (in minutes)
column 7 : 	spacecraft (A,B)
column 8 : 	event number per day and spacecraft
column 9 : 	wavelength (171, 195, 284, 304 A)
column 10 : 	preflare background flux fb1 [DN/s]
column 11 : 	flare event flux enhancement (fp-fb1) [DN/s] at peak time
column 12 : 	background change during flare db = (fb2-fb1) [DN/s] 
column 13 :	time-integrated fluence F[tb1,...,tb2] in units of 10^3 DN 
column 14 : 	rise time tr = (tp-tb1) (min)
column 15 :     decay time td = (tb2-tp) (min)
column 16 : 	time delay of next GOES flare peak (min)
column 17 : 	GOES class (preflare background-subtracted, Z0.0 if no associated GOES flare)
column 18 : 	l0   spacecraft suborbital coordinate (longitude)
column 19 : 	b0   spacecraft suborbital coordinate (latitude)
column 20 : 	l_SC Stonyhurst heliographic longitude of flare in spacecraft system
column 21 : 	b_SC Stonyhurst heliographic latitude  of flare in spacecraft system
column 22 : 	l    Stonyhurst heliographic longitude of flare in Earth system
column 23 : 	b    Stonyhurst heliographic latitude  of flare in Earth system
column 24 : 	r    radial distance from Sun center in spacecraft image