Plotted entries from OPSLOG files in CRIRES report DARKMED, plot 1, data set med_par_ch1:

DATE       MJD-OBS      parameter values
==========================================================================
2008-09-01 54710.443429 0.5833333333	med_par_ch1
2008-09-02 54711.434136 0.3333333333	med_par_ch1
2008-09-03 54712.432505 0.5833333333	med_par_ch1
2008-09-04 54713.403765 0.5	med_par_ch1
2008-09-05 54714.554863 0.75	med_par_ch1
2008-09-06 54715.422729 0.25	med_par_ch1