Plotted entries from OPSLOG files in FORS2 report BIAS_ron_raw, plot 3:

DATE       MJD-OBS      parameter values
==========================================================================
2008-11-24 54794.369457 2.88034702213438	parC1lm
2008-11-24 54794.380013 2.87502904305823	parC1lm
2008-11-25 54795.387621 2.8922337182755	parC1lm
2008-11-26 54796.405351 2.91873985358046	parC1lm
2008-11-27 54797.370226 2.89093477889274	parC1lm
2008-11-27 54797.371576 2.81826378051262	parC1lm
2008-11-28 54798.378642 2.88105340732235	parC1lm
2008-11-30 54800.377693 2.89675299616118	parC1lm
2008-12-01 54801.379165 2.89899457632249	parC1lm
2008-12-03 54803.374583 2.92032869050074	parC1lm
2008-12-03 54803.385209 2.97103627833642	parC1lm