• Main INDEX
  • Monthly INDEX
  • NEXT
    Make New Entry, Make Followup Entry

    User name Gao

    Log entry time 00:01:11 on December 1,2008

    Entry number 251550

    keyword=Swing shift summary

    Swing Shift Summary

    Haiyan Gao (SL)
    Peter Bradshaw (TO)
    Xiaoyan Deng (Third)

    Shift started with run 4069 with RICH threshold set to 180, run ended at 16:10 due to BB shower HV trip; reset

    16:17 started Run 4070 with RICH threshold to 120 ended 17:17 1 M events;
    17:17 restarted HAPPEX run 30487; production run 4071 ended 18:18 1 M events;
    18:18 started production run 4072
    19:00 Kalyan noticed that the BB WC gas was not bubbling. Called in Xin
    and two gas bottles (Argon and ethane) were replaced, see halog entry 251521
    19:20 run 4072 ended 1 M events
    19:20 Run 4073 Rich threshold set to 180 for a test by Mauro Iodice
    with the Yi's permission
    20:27 Run 4073 ended with 1 M events;
    20:30 Run 4074 started Rich threshold changed back to 120
    21:30 ended run 4074, events: 890K, MCC called about RF trip
    and they sent pulsed beam for checking.
    21:32 restarted HAPPEX run 30488, started production run 4075 ended at 22:35,
    1 M events;
    22:35 run 4076 started, ended at 23:38, 1 M events;
    23:38 run 4077 started,