Plotted entries from OPSLOG files in NACO report ZEROP, plot 1, data set zeropKs_HC:

DATE       MJD-OBS      parameter values
==========================================================================
2008-11-05 54775.350855 23.19457648	zeropKs_HC
2008-11-05 54775.987748 23.21873006	zeropKs_HC
2008-11-07 54777.359448 23.2286255	zeropKs_HC
2008-11-07 54777.366079 23.21113567	zeropKs_HC
2008-11-07 54777.986334 23.22466719	zeropKs_HC
2008-11-12 54782.000434 23.21585306	zeropKs_HC
2008-11-12 54782.988769 23.15886589	zeropKs_HC
2008-11-14 54784.994633 23.18644089	zeropKs_HC
2008-11-14 54784.996751 23.20017716	zeropKs_HC
2008-11-15 54785.990162 23.22093744	zeropKs_HC
2008-11-16 54786.991305 23.20875109	zeropKs_HC
2008-11-21 54791.362681 23.23952021	zeropKs_HC
2008-11-23 54793.358492 23.24585948	zeropKs_HC