Plotted entries from OPSLOG files in CRIRES report DARKMED, plot 3, data set med_par_ch3:

DATE       MJD-OBS      parameter values
==========================================================================
2008-09-02 54711.434136 0.75	med_par_ch3
2008-09-03 54712.432505 0.9166666667	med_par_ch3
2008-09-04 54713.403765 0.8333333333	med_par_ch3
2008-09-05 54714.554863 0.9166666667	med_par_ch3
2008-09-06 54715.422729 0.75	med_par_ch3
2008-09-07 54716.437046 0.8333333333	med_par_ch3