Hello All, Please Do look at : http://clasweb.jlab.org/rungroups/g12/wiki/index.php/Tagger_Calibration#Aug_6 >From the runs I calibrated on, it fixes the timing issue for T30 - 3GeV perfectly. I am still determining the exact run-ranges where I need to implement this fix. Do let me know of your comments and suggestions, Thanks, Mukesh.