ATLAS MEETING, MPI, 15.07.2002.

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H8 muon testbeam June, 2002 -first results-
S. Horvat

ATLAS MEETING, MPI,
15.07.2002.
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• BARREL
• 2 towers of large MDT-s with common supports,
  DAQ, DCS,
• 
  projective and praxial alignment, magnet
• track reconstruction test, alignment
  test, autocalibration test
• BOS with RPC autocalibration,
  resolution, uniformity, electronics

• END-CAP
• 1 EC sector with 6 MDT chambers
• certification of the alignment concept,
• learn to position chambers with
  required accuracy,
• test of EC services

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1.

• threshold and HV scan
• 51 mV, 60 mV, 77 mV
• 3030 V, 3080 V, 3160 V
• (3x3 combinations)
• uniformity scan
• 1 unshielded hedgehog card
• replaced by shielded one
• (threshold scan
• 42, 51, 60, 77, 90 mV)

11 Mevents
2.
20 Mevents
6 Mevents
3.
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(No Transcript)
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• Starting point rt-relation obtained in H8-2001
• RT-corrections from the
• residuals of the fit trough 6-hit tracks

real track
resolution
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two equivalent runs
60 mV, 3080 V
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shielded and unshielded hedgehog
60 mV, 3080 V
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A lot of data still to be analyzed...