Difference between revisions of "Kaon LT Status Page"
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|Q2=2.115 W=2.95 x=0.21 theta_Shms=7.74 || To be done || High SHMS singles rates. Need to look at tracking efficiency for run that was taken | |Q2=2.115 W=2.95 x=0.21 theta_Shms=7.74 || To be done || High SHMS singles rates. Need to look at tracking efficiency for run that was taken | ||
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| − | |Q2=2.115 W=2.95 x=0.21 theta_Shms=10.74 || | + | |Q2=2.115 W=2.95 x=0.21 theta_Shms=10.74 || Almost done || Al done, LH2 ( started Wed. 3:30am Run 4914 Need 25K); by 14:50 we got 80 % of the 25 K we were shooting for. We will try to take the rest before 7 am tomorrow. |
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|Q2=2.115 W=2.95 x=0.21 theta_Shms=13.74 || Finished 1st pass, Took LH2 (1C, 21K events) and Dummy (1hr) || [https://logbooks.jlab.org/entry/3603234 Plos for all data] Took about 13.5 hours to get 1C ( at 70uA and 50% eff would get 1.7C)T; 43 % of min goal | |Q2=2.115 W=2.95 x=0.21 theta_Shms=13.74 || Finished 1st pass, Took LH2 (1C, 21K events) and Dummy (1hr) || [https://logbooks.jlab.org/entry/3603234 Plos for all data] Took about 13.5 hours to get 1C ( at 70uA and 50% eff would get 1.7C)T; 43 % of min goal | ||
Revision as of 08:11, 4 October 2018
- Table of Kaon LT Physics Status
| Item | Status | Comment |
| Q2=3.0 W=2.32 x=0.40 theta_Shms=15.18 | Completed | |
| Q2=3.0 W=2.32 x=0.40 theta_Shms=18.18 | Completed | |
| Q2=3.0 W=2.32 x=0.40 theta_Shms=21.18 | Completed | Summary plot of all three settings |
| Q2=2.115 W=2.95 x=0.21 theta_Shms=7.74 | To be done | High SHMS singles rates. Need to look at tracking efficiency for run that was taken |
| Q2=2.115 W=2.95 x=0.21 theta_Shms=10.74 | Almost done | Al done, LH2 ( started Wed. 3:30am Run 4914 Need 25K); by 14:50 we got 80 % of the 25 K we were shooting for. We will try to take the rest before 7 am tomorrow. |
| Q2=2.115 W=2.95 x=0.21 theta_Shms=13.74 | Finished 1st pass, Took LH2 (1C, 21K events) and Dummy (1hr) | Plos for all data Took about 13.5 hours to get 1C ( at 70uA and 50% eff would get 1.7C)T; 43 % of min goal |
- Table of Kaon LT Commissioning Status.
| Item | Status | Comment |
| Detector Checkout | Completed | |
| HMS Trigger PID | Completed | |
| SHMS Trigger PID | Completed | |
| BPM calibration check | Not done | Need to have 7A harp operational, during Friday down will be looked at |
| Beam energy measurement | Not done | |
| High and low current BCM calibration | Completed low current up to 57uA | Calibration plots |
| HMS/SHMS optics study | Completed | |
| HMS/SHMS single arm elastic | Completed | |
| HMS/SHMS coincidence ep elastic | Completed | 25K events ( wanted 50K) |
| Golden HMS/SHMS sieve run | Completed | Used to check the stability of beam positions at different energies |
| Luminosity scan | Not done | Need fairly stable 65uA |
