Plotted entries from OPSLOG files in CRIRES report DARKMED, plot 8 (data set med_par_ch8):
(DATE changes at 21:00 UT or MJD-OBS = xxx.875)
DATE       	MJD-OBS		det_ID     	values
====================================================
2012-02-05	55963.434105	CHIP4.INT1	8.13888867696126
2012-02-06	55964.351352	CHIP4.INT1	13.5530303319295
2012-02-07	55965.363533	CHIP4.INT1	10.6792928377787
2012-02-08	55966.362333	CHIP4.INT1	9.99242432912191
2012-02-09	55967.850451	CHIP4.INT1	5.0959596435229
2012-02-10	55968.437699	CHIP4.INT1	7.39393949508667