FAR DETECTOR: Rik Gran

1

• FAR DETECTOR Rik Gran
• 99.8 livetime last week
• Surface Heat Exchangers tuned, known transition
  problems addressed
• Down time planned for 900-1400 Thursday 27
  March. Minnesota Power will repair a lightning
  arrestor on the 4,800V power feed to the mine
  1000-1200, graceful shut down/startup needed
  before and after.
• Plan to run low intensity NuMI beam studies
  during this time
• NEAR DETECTOR Alec Habig
• Close to 100 live (scripts crashed, depriving me
  of exact number)
• Nothing of note, anyway fine data taking

2

• Protons/pulse
• 26x1012 29 7-turns mixed
• 32x1012 NuMI only (during pbar recycler
  transfers)

lt2.63 E13 pppgt Best week 2.59 E13 A new
record! Thanks to everyone in AD who tuned up
the accelerator complex so nicely to make this
happen
3
MI access Booster, TeV F-sector
lt207 kWgt Best week 214 kW
5.5E18 Best week 6E18 pot
A decent week No NuMI specific downtime (Munters
B fully recovered during MI LCW leak search
access)
210kW when MTEST is running, 230kW in mixed
mode, 250kW in NuMI only
4
Protons per day (E17)
end of 2007 shutdown
5
end of 2007 shutdown