------------------------------------------------------------ Date: Fri Aug 25 00:06:28 2000, Shift: 16:00-24:00 Supervisor: JJG, with: ZM, EJ Log book#5 pages 9 - 13 Shift Summary: ------------------------------------------------------------ 1. Beam stored cogged at 17.15. Y=20000 and B=12000. 2. Running nicely at high rate ZDC coinc. approx. 150/sek. Polarity: MRS at polarity A and FS at polarity B. Good beam since 6 pm and still running. All runs with D1 polarity B (625A), D2 polarity B (492A) and D5 with polarity A (350A). The following numbers are measured with trigger 1. Runs 2428 to 2431 are various short runs with magnets on/off Run 2428 has 17265 ( 26516 events) Run 2430 has 160336 (254999 events) Run 2431 has 33274 ( 52987 events) Run 2432 has 177642 (288680 events) Run 2433 has 216476 (362339 events) Run 2434 has 258188 (445297 events) 3. T1 running nicely at Va=+1600; Vf=+700 ------------------------------------------------------------
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