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Arnd Meyer (RWTH Aachen) Jan 23, 2004Page 1 Data Taking Jan 16 – 23 Store # BeginLum [cm -2 s -1 ]Duration 3175Fri Jan 16 16:23 4.5E31 24.6 hrs 3177Sat.

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Presentation on theme: "Arnd Meyer (RWTH Aachen) Jan 23, 2004Page 1 Data Taking Jan 16 – 23 Store # BeginLum [cm -2 s -1 ]Duration 3175Fri Jan 16 16:23 4.5E31 24.6 hrs 3177Sat."— Presentation transcript:

1 Arnd Meyer (RWTH Aachen) Jan 23, 2004Page 1 Data Taking Jan 16 – 23 Store # BeginLum [cm -2 s -1 ]Duration 3175Fri Jan 16 16:23 4.5E hrs 3177Sat Jan 17 23:01 4.7E hrs 3179Mon Jan 19 4:36 4.9E hrs (– re-scrape) 3182quench during scraping (4.9E31) 3183Wed Jan 21 2:58 3.5E hrs (extra init. scrape) 3185Thu Jan 22 4:55 4.1E hrs

2 Arnd Meyer (RWTH Aachen) Jan 23, 2004Page 2 Data Taking Jan 16 – 23 Day∫L dt (del)∫L dt (rec)Efficiency FriJan nb nb % SatJan nb nb % SunJan nb nb % MonJan 19 ???nb -1 ???nb -1 8???% TueJan 20 ???nb -1 ???nb -1 8???% WedJan 21 ???nb -1 ???nb -1 7??% ThuJan 22 ???nb -1 ???nb -1 8???% This week ?????nb -1 ?????nb -1 8???% Best week10947nb nb % (Jan ) Low data taking efficiency – good that luminosity reports are not yet there!

3 Arnd Meyer (RWTH Aachen) Jan 23, 2004Page 3 Store 3175 (Fri/Sat) Initial Lum. 4.5 ⋅ cm -2 s -1 Muon crate x35 (problems with r/o client),SBC-L3: farm nodes + HDI trip (pulsers?)unplugged (37min)(31min) Access after store (CTT)

4 Arnd Meyer (RWTH Aachen) Jan 23, 2004Page 4 Store 3177 (Sat/Sun) Initial Lum. 4.7 ⋅ cm -2 s -1 Pixel PSB=0 run (alignment) ( ≃ 120min+bad muon data)(160min) Access after store (Pixel+CFT)

5 Arnd Meyer (RWTH Aachen) Jan 23, 2004Page 5 Store 3179 (Mon/Tue) Initial Lum. 4.9 ⋅ cm -2 s -1 SBC x19 hard resetNew LuminosityRe-scraping (21min) Access after store (PDT)

6 Arnd Meyer (RWTH Aachen) Jan 23, 2004Page 6 Store 3183 (Wed/Thu) Initial Lum. 3.5 ⋅ cm -2 s -1 (Post-quench store) SMT east cathedralL2CAL (?)Hot cell (?)Crate x10 VRBC racks trip(53min)(41min)(21min) (35min)

7 Arnd Meyer (RWTH Aachen) Jan 23, 2004Page 7 Store 3185 (Thu/Fri) Initial Lum. 4.1 ⋅ cm -2 s -1 M200 tripx10CTT (59min)(20min)( ≃ 162min) (>1/2 hour before expert paged?) Now: attempting first shot from Recycler

8 Arnd Meyer (RWTH Aachen) Jan 23, 2004Page 8 Agenda DD / AMNews RussMechanical StuOnline Michiel / ElliotGM Andrew / Mike S.FPDStefan / BrigitteCTT Fritz / GeoffControlsPierreCAL MiroslavL2Al ItoCentral Muon Gordon / DougL3DmitriForward Muon Michael / SergeySMTJeffL1Muon Bill L. / LarsSTT Fred / Drew / AbidCFT / PS


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