[Dsg-rich] RICH Cherenkov rings

[Amrit Yegneswaran]

hi valery, 
very nice pictures. 
rich30 i can see/imagine two rings one within the other, slightly offset, almost concentric. 
can this be? 
i fit the rings with window's paint program (ha ha) 
you guys are going to have so much fun with the data 
great work. 
amrit 


From: "Valery Kubarovsky" <vpk at jlab.org> 
To: "Burkert Volker" <burkert at jlab.org>, "Raffaella De Vita" <raffaella.devita at ge.infn.it>, "Daniel Carman" <carman at jlab.org>, "rossi patrizia" <rossi at jlab.org>, "Kyungseon Joo" <kjoo at phys.uconn.edu>, "Stepan Stepanyan" <stepanya at jlab.org> 
Cc: "dsg-rich" <dsg-rich at jlab.org>, "Eugene Pasyuk" <pasyuk at jlab.org>, "Chris Cuevas" <cuevas at jlab.org>, "Marco Mirazita" <marco.mirazita at lnf.infn.it>, "Nathan Baltzell" <baltzell at jlab.org>, "Benjamin Raydo" <braydo at jlab.org>, "Matteo Turisini" <matteo.turisini at gmail.com> 
Sent: Tuesday, January 16, 2018 5:10:49 PM 
Subject: [Dsg-rich] RICH Cherenkov rings 

Hi All, 

After the RICH detector was adjusted in time we started to see Cherenkov photons. 
Please take a look to the snapshots from Andrey's RICH event display. 

Regards, 
Valery 


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