Hi, Okay, I remember now... these calibrations were done by Gael, here. The problem that Truls has with the vertex for cucu@62 it's then extending to the last half of cucu@200, because so far I see the same behavior. I'll look more into this. Kind regards, Catalin. On Friday 09 June 2006 19:12, Bekele, Selemon wrote: > Hi Catalin, > > I did not do the BB calibrations. I do not > remember who did it. Does any one know who did > the BB calibrations for CuCu 200 GeV? > > Selemon > > -----Original Message----- > From: Catalin Ristea [mailto:ristea@nbi.dk] > Sent: Fri 6/9/2006 7:04 AM > To: Bekele, Selemon > Subject: bb vertex for cucu 200 > > > Hi Selemon, > > I have a question, please. > > I think you did the bb vertex calibrations for the 200 cucu. If > you remember, have you encountered any strange behaviour, > especially for the last half of the runs? > > I am concerned that at some point, run 12776, the bb vertex > offset changed from 25 cm to 14 cm, and it stayed like this ever > since. I am wonderind if you had any explanation for this. > > Just to make the whole story, I think that this value should be > something around 21 cm, unless something changed in the hardware > (cable length, etc.) > > Thanks a lot! > > Kind regards, > Catalin. -- Catalin Ristea--------------------------------- High Energy and Heavy Ions Group Niels Bohr Institute Blegdamsvej 17, 2100 Copenhagen, Denmark Tel (+45) 35 32 54 04 / Fax (+45) 35 32 50 16 E-mail: catalin.ristea@nbi.dk http : www.nbi.dk/~ristea ----------------------------------------------- _______________________________________________ Brahms-dev-l mailing list Brahms-dev-l@lists.bnl.gov http://lists.bnl.gov/mailman/listinfo/brahms-dev-lReceived on Fri Jun 9 18:44:52 2006
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