Plotted entries from OPSLOG files in ISAAC report OPTDIST_SLK, plot 5 (data set p_E_A):
(DATE changes at 21:00 UT or MJD-OBS = xxx.875)
DATE       	MJD-OBS      	values
====================================================
2013-10-21	56587.625344810000000	5.63836533189484e-06

Plotted entries from OPSLOG files in ISAAC report OPTDIST_SLK, plot 5 (data set p_E_X):
(DATE changes at 21:00 UT or MJD-OBS = xxx.875)
DATE       	MJD-OBS      	values
====================================================
2013-10-21	56587.625344810000000	7.39377527869299e-06