Re: new mult centrality classes

From: Yury Blyakhman (Yury_B@physics.nyu.edu)
Date: Wed Apr 18 2001 - 10:13:00 EDT

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    	Hi, everybody.
     I'll check run 2336, but only somewhere next week. I seriously suspect,
    that there's some confusion between the old and new BB calibration files
    and RdoModules. I'll check it anyway, just give me some time ... Thanks,
    
    Christian Holm Christensen wrote:
    > 
    > > A note of caution:  I currently  have a 2cm vertex offset
    > > incorporated in the BB vertex location,  as needed for run 2336.
    > > Hiro informs me that this offset is not  necessary for later runs
    > > where Yuri's calibrations work fine.
    > 
    > Uh. So the classes only work for run 2336 or what? Didn't Yury say
    > that his calibrations are constant over all runs (or at least in
    > between the runs he did test).
    > 
    > > The same vertex calculation (currently with offset) is found in four
    > > separate modules: BrTileRdoModule, BrSiRdoModule, BrTileCentModule,
    > > and BrCentModule.
    > > Question for the experts:  what is the best way to handle this run
    > > dependent offset without breaking the rules
    > > for brat modules?
    > 
    > I should be a part of the BB calibrations, and not something you have
    > to "fix by hand" in other codes. Maybe Yury should check that
    > particular run.
    > My suggestion is: Take out the fix! Ok, so the modules give incorrect
    > results for run 2336 but every other run should be ok. Presumably Yury
    > will check the offset and fix what ever need to be fixed with on a
    > reasonable timescale.
    
    -- 
    		Yury Blyakhman.
    
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