1. EC south versus EC south asymetry studies with events
(update of the 16th December talk)
Smaïn Kermiche (CPPM)
explanations of the 16th december numbers
the new numbers
Calgo meeting 12/16/2003
Smaïn Kermiche

2. Explanation of 16 December’s numbers
Data sample
em_util : V emcandidate : V
Yurii 's Z -> ee sample :
All data taken September June 2003
Processed with p13.xx.xx, picked raw data events, reprocessed with p and fixed with p14.fixtmb.01
Diem candidates selected (id=10,+/-11, iso < 0.15, emfrac > 0.9, pt > 25, HMx8 < 20, m(ee) > 30)
Eta and phi fiducial cuts were applied, Bad runs were removed.
Explanation of 16 December’s numbers
All the numbers I presented in my last talk were from a comparison between the first crate in my definition (crate 4a) and the last crate (crate 46) !!! So I was comparing the statistics in ONE EC north crate with the statistics in ONE EC south crate.
Calgo meeting 12/16/2003
Smaïn Kermiche

3. Triggers and EC north/south asymetry 16th December (crate 4a vs 46)
Before track match
594 em objects in the EC North
925 em objects in the EC South
Calgo meeting 12/16/2003
Smaïn Kermiche

4. Triggers and EC north/south asymetry New ( all north crates vs south)
Before track match
2551 em objects in the EC North
2764 em objects in the EC South
Calgo meeting 12/16/2003
Smaïn Kermiche

5. Triggers and EC north/south asymetry 16th December (carte 4a vs 46)
After track match
(and all cuts)
195 em objects in the EC North
291 em objects in the EC South
Calgo meeting 12/16/2003
Smaïn Kermiche

6. Triggers and EC north/south asymetry New (all north crates vs south)
After track match
(and all cuts)
814 em objects in the EC North
963 em objects in the EC South
Calgo meeting 12/16/2003
Smaïn Kermiche