Plotted entries from OPSLOG files in FORS1 report ZEROPOINTS_BH, plot 2, data set parsC1:

DATE       MJD-OBS      parameter values
==========================================================================
2008-11-17 54787.994055 0.0242818093685244	parsC1
2008-11-20 54790.996385 0.0249538373201555	parsC1
2008-11-21 54791.997896 0.0338548217339434	parsC1
2008-11-22 54792.004678 0.0231760965562039	parsC1