Changeset 6786 for trunk/MagicSoft
- Timestamp:
- 03/08/05 14:05:55 (20 years ago)
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- 1 edited
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trunk/MagicSoft/GC-Proposal/GC.tex
r6784 r6786 345 345 \section{Feasibility} 346 346 347 348 The differential gamma flux observed by the HESS collaboration is given by \cite{GC_hess}: 347 The HESS collaboration has observed the GC for 16.5 hours, at zenith angles around 20 degrees, with energy thresholds between 165 and 255 GeV. The total number of excess events amounts to $\sim$300, and the differential gamma flux is measured as \cite{GC_hess}: 349 348 350 349 \begin{equation} … … 420 419 \section{Requested Observation Time} 421 420 422 Based on the above estimations a 5 $\sigma$ excess is expected to be observed in about 2 hours assuming the HESS flux. To acquire a comparable data set tothe other experiments at least 20 hours of good ON data and 20 hours of good dedicated OFF data are needed.421 Based on the above estimations a 5 $\sigma$ excess is expected to be observed in about 2 hours assuming the HESS flux. To acquire a data set which is comparable in size to those of the other experiments at least 20 hours of good ON data and 20 hours of good dedicated OFF data are needed. 423 422 424 423 To get the lowest possible threshold all data shall be taken at the
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