Hi Djamel, Darn! Unfortunately, the later runs probably can't be used for the si/tile calibration. At least I'm now connected to the db... Thanks again for your help... ...steve Djamel Ouerdane wrote: >All right, you gave the answer!! > >The calibration between run 3995 to 5326 are simply wrong since they used >some other slewing fits, therefore all your times are wrong. > >I never had the time to redo these calibrations with the latest software. >In fact, I even suspect that you pick up the old calibration (that was >stored into the DB for testing), used with the newest software and >calibration procedure. And in this case, there's a slewing parameter that >does not exist. And it's not only that: the old calibration deals with TDC >in units of channels, the new with TDC in ns since the TDC gains are not >exactly at 25ps/chan. > >If you for ex. analyze run 3994 or 5326, you should have correct result. >One has to redo the calibrations for the intermediate runs. And this point >calls the one raised by Christian about calibration shift :) > >Ciao >Djam >
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