Difference between revisions of "Table of 12 GeV Beam Energy Measurements"

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! Date  !!  Logbook entry !! Current !! Beam energy  !! Beam energy-Sync rad !! Hallc:p !!  1- Ehall/Eb
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! Date  !!  Logbook entry !! Current !! Beam energy  !! Sync rad !! Hallc:p !!  1- Ehall/Eb
 
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!Dec 2017  !! !! 92.345 !! 2.22178 +/- 0.00236 !! !!
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!Dec 12 2017  !! https://logbooks.jlab.org/entry/3503087 !! 92.345 !! 2.22178 +/- 0.00236 !!  !! !!
 
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! Jan 2018 !!   !! 268.150 !! 6.42765 +/- 0.00306 !! !!
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! Jan 2018 !! https://logbooks.jlab.org/entry/3516186  !! 268.150 !! 6.42765 +/- 0.00306 !! !!  !!
 
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! April 2018 !! !! 443.656 !! 10.60314 +/- 0.00415 !! !!
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! April 30 2018 !! https://logbooks.jlab.org/entry/3569862 !! 443.656 !! 10.60314 +/- 0.00415 !!  !! !!
 
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! Oct 4 2018 !!  !! 443.487 !! 10.59915 +/- 0.00415 !! !!
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! Oct 4 2018 !!  https://logbooks.jlab.org/entry/3604084 !! 443.487 !! 10.59915 +/- 0.00415 !! !!  !!
 
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!  Dec 4 2018 !! https://logbooks.jlab.org/entry/3634940 !! 159.6633 !! 3.83345 +/- 0.0026 !! 3.82120  !! -0.003
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!  Dec 4 2018 !! https://logbooks.jlab.org/entry/3634940 !! 159.6633 !! 3.83345 +/- 0.0026 !! !! 3.82120  !! -0.003
 
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!  Dec 14 2018 !! https://logbooks.jlab.org/entry/3638789 !! 205.523 !! 4.94090 +/- 0.0028 !! 4.91788  !! -0.0046
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!  Dec 14 2018 !! https://logbooks.jlab.org/entry/3638789 !! 205.523 !! 4.94090 +/- 0.0028 !! !! 4.91788  !! -0.0046
 
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Revision as of 16:57, 15 January 2019

  • The MCC Hall C energy measurement tool needs to be updated to have the correct dipole map. For now need to use separate code to calculate the beam energy using the current determined by the Hall C energy measurement.
Date Logbook entry Current Beam energy Sync rad Hallc:p 1- Ehall/Eb
Dec 12 2017 https://logbooks.jlab.org/entry/3503087 92.345 2.22178 +/- 0.00236
Jan 2018 https://logbooks.jlab.org/entry/3516186 268.150 6.42765 +/- 0.00306
April 30 2018 https://logbooks.jlab.org/entry/3569862 443.656 10.60314 +/- 0.00415
Oct 4 2018 https://logbooks.jlab.org/entry/3604084 443.487 10.59915 +/- 0.00415
Dec 4 2018 https://logbooks.jlab.org/entry/3634940 159.6633 3.83345 +/- 0.0026 3.82120 -0.003
Dec 14 2018 https://logbooks.jlab.org/entry/3638789 205.523 4.94090 +/- 0.0028 4.91788 -0.0046