_RL sflux_exfremo_slope
& sflux_exfremo_slope,
I sflux_exfremo_intercept, sflux_exfremo_slope,
& sflux_exfremo_slope*(myTime-startTime) )
& sflux_exfremo_intercept, sflux_exfremo_slope,
sflux_exfremo_slope = 0.0 _d 0