Difference between revisions of "Run summary for commissioning in spring 2016"

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(→‎Runs on dummy target)
(→‎Runs on dummy target)
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     <td>P<SUB>0</SUB> [GeV/c]</td>
 
     <td>P<SUB>0</SUB> [GeV/c]</td>
 
     <td>&theta;<SUB>e</SUB> [deg]</td>
 
     <td>&theta;<SUB>e</SUB> [deg]</td>
−
    <td>Q<SUP>2</SUP> [GeV<SUP>2</SUP>]</td>
 
 
     <td>Comment</td>
 
     <td>Comment</td>
 
   </tr>
 
   </tr>
Line 262: Line 261:
 
     <td>1.547</td>
 
     <td>1.547</td>
 
     <td>52.91</td>
 
     <td>52.91</td>
−
     <td>5.5</td>
+
     <td>Only one set of raster coils is in use; ps1,2,3=1, ps8=100;short dummy run at 10 uA</td>
−
     <td>Only one set of raster coils is in use; ps1,2,3=1, ps8=100</td>
+
  </tr>
 +
  <tr>
 +
    <td>21917</td>
 +
    <td>15cm dummy</td>
 +
    <td>2 x 2 mm<SUP>2</SUP></td>
 +
    <td>4.481</td>
 +
    <td>1.547</td>
 +
    <td>52.91</td>
 +
     <td>Only one set of raster coils is in use; ps1,2,3=1, ps8=100;dummy run at 15 uA, 20 minutes no beam middle of run</td>
 
   </tr>
 
   </tr>
 
</table>
 
</table>

Revision as of 10:33, 22 February 2016

BPM calibration runs (Bull's eye scan)

Relative position LHRS CODA run RHRS CODA run Harp scan entry no.
(0,0) 12454 21781 3379157
(2,2) 12455 21782 3379165
(2,-2) 12456 21783 3379172
(-2,-2) 12457 21784 3379184
(-2,2) 12458 21785 3379191
(0,0) 12459 21786 3379201

BCM calibration runs

LHRS CODA run RHRS CODA run BCM logger
12514 21807 /a/opsuser/hacuser/BCMLOG/bcm_log_02-16-2016-20-07-42.log

Elastic production runs

  • 2nd Pass (Ebeam = 4.5 GeV)
Run number Target Raster Ebeam [GeV] P0 [GeV/c] θe [deg] Q2 [GeV2] Comment
21799 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Only one set of raster coils is in use; ps1,2,3=1, ps8=100
21809 - 21820 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Only one set of raster coils is in use; ps1,2,3=1, ps8=100; Signals for 16 straws missing in all three V planes
21824 - 21831 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Same as above
21832 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Beam tripped in the middle of this run, production only lasted for an hour (run time is about 3 hours); same as above
21844 - 21857 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Straw chamber issues in V2 plane still exist
21869 - 21871 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Same as above
21872 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Beam turned off 30 mins after run started; same as above
21875 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Asked MCC to restore beam position 25 mins after run started; Straw chamber issues in V2 plane still exist
21876 - 21887 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Straw chamber issues in V2 plane still exist
21889 - 21893 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Straw chamber issues in V2 plane still exist
21894 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Beam position moving second half of run; straw chamber issues in V2 plane still exist
21895 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Last 16 minutes no beam; straw chamber issues in V2 plane still exist
21896 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Straw chamber issues in V2 plane still exist
21897 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Last 25 minutes no beam; straw chamber issues in V2 plane still exist
21898 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Straw chamber issues in V2 plane still exist
21900 - 21901 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Straw chamber issues in V2 plane still exist
21903 - 21915 15cm LH2 2 x 2 mm2 4.481 1.547 52.91 5.5 Straw chamber issues in V2 plane still exist

Runs on dummy target

Run number Target Raster Ebeam [GeV] P0 [GeV/c] θe [deg] Comment
21916 15cm dummy 2 x 2 mm2 4.481 1.547 52.91 Only one set of raster coils is in use; ps1,2,3=1, ps8=100;short dummy run at 10 uA
21917 15cm dummy 2 x 2 mm2 4.481 1.547 52.91 Only one set of raster coils is in use; ps1,2,3=1, ps8=100;dummy run at 15 uA, 20 minutes no beam middle of run
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