Weekend Summary Squirted N2 at 3027 under various conditions

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Presentation transcript:

Weekend Summary Squirted N2 at 3027 under various conditions Trying to use as calibration for event pressure & timing profiles Moved PR02-204x LER collimator no significant change of trip threshold Measured HOM power in absorbers Q2BLW and IR4, IR 8 Heated up NEGs PR02-3025,-8020, 3022 3022 shows interesting effect on her beam size Took single-beam LER data up to 2450 mA 1st-time LER instability with large vacuum event in IR 2 BaBar threshold ≈15x normal Ran with low abort rate at 1700 on 1070 mA trip threshold seems to have gone up since 3027 plenum removal

(Spec.-) Lumi Tuning!

Recent Delivery Run 5b total: 21.1/fb