FILL 10590
Summary
start: May 05, 2025 01:05:45 PM UTC
end: May 06, 2025 12:06:07 AM UTC
duration: 0 days 11:00:21.392875
tags:
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INTENSITY_RAMPUP
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OP_DUMP
comments:
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12 bunches
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dip of lifetime at start of ramp
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drop of lifetime to 5 h at start of collisions
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emittance from emittance scans at H 1.8 um and V 1.6 um
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phase cogging to move spot in the IPs along z position
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lumi optimizations in all beta*
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cross section for PU calculation was set to ppref value so leveling was more aggressive
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around 60 cm, impact on effective cross section and changes in bunch length
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xing leveling was made more aggressive to speed up the fill and test the machinery, down to 120. leveling was too aggressive and pileup was higher than what was supposed to