\begin{table}%t1 \caption{\label{results}Results from four years of HESS observations of H~2356--309.} \par %\centerline {\small \begin{tabular}{c c c c c c c c c c c c c} \hline\hline \noalign{\smallskip} Dark & MJD & MJD & Time & On & Off & $\alpha$ & Excess & Sig & $I$($>$240 GeV)\tablefootmark{a} & Crab\tablefootmark{b} & $\chi^2$,~NDF\tablefootmark{c} & $P$($\chi^2$)$^{c}$\\ Period & First & Last & [h] & & & & & [$\sigma$] & [10$^{-12}$~cm$^{-2}$~s$^{-1}$] & \% & & \\ \hline 06/2004 & 53~172 & 53~186 & 7.9 & 835 & 7778 & 0.0938 & 106 & 3.7 & $3.86 \pm 0.88$ & 2.1 & 8.9,~11 & 0.63\\ 07/2004 & 53~201 & 53~209 & 3.0 & 280 & 2655 & 0.0938 & 31 & 1.8 & $1.19 \pm 1.18$ & 0.6 & 1.4,~4 & 0.84\\ 09/2004 & 53~256 & 53~269 & 6.9 & 759 & 6015 & 0.0937 & 195 & 7.4 & $6.91 \pm 0.94$ & 3.7 & 4.0,~6 & 0.67\\ 10/2004 & 53~286 & 53~296 & 9.9 & 950 & 8496 & 0.0914 & 174 & 5.7 & $4.33 \pm 0.80$ & 2.3 & 9.9,~6 & 0.13\\ 11/2004 & 53~316 & 53~319 & 4.1 & 300 & 2700 & 0.0912 & 54 & 3.2 & $3.82 \pm 1.22$ & 2.0 & 7.0,~3 & 0.07\\ 12/2004 & 53~341 & 53~353 & 8.2 & 559 & 5867 & 0.0926 & 16 & 0.6 & $1.23 \pm 1.46$ & 0.7 & 7.2,~5 & 0.21\\ 06/2005 & 53~530 & 53~541 & 20.4 & 1200 & 12~275 & 0.0921 & 69 & 2.0 & $1.78 \pm 1.04$ & 1.0 & 6.3,~9 & 0.71\\ 07/2005 & 53~556 & 53~570 & 16.5 & 1455 & 13~375 & 0.0922 & 221 & 5.9 & $3.08 \pm 0.60$ & 1.6 & 12.9,~13 & 0.46\\ 08/2005 & 53~583 & 53~587 & 7.3 & 495 & 4920 & 0.0927 & 39 & 1.7 & $0.56 \pm 0.85$ & 0.3 & 5.7,~4 & 0.22\\ 09/2005 & 53~614 & 53~615 & 2.6 & 152 & 1477 & 0.0946 & 12 & 1.0 & $2.70 \pm 1.67$ & 1.4 & 0.0,~1 & 0.96\\ 07/2006 & 53~937 & 53~942 & 8.1 & 598 & 5926 & 0.0893 & 69 & 2.8 & $2.27 \pm 0.89$ & 1.2 & 2.5,~5 & 0.77\\ 08/2006 & 53~970 & 53~978 & 2.2 & 188 & 1427 & 0.0894 & 60 & 4.8 & $7.39 \pm 1.84$ & 3.9 & 0.5,~3 & 0.91\\ 09/2006 & 53~999 & 54~005 & 12.9 & 626 & 6044 & 0.0931 & 64 & 2.7 & $1.26 \pm 0.77$ & 0.7 & 7.2,~6 & 0.30\\ 07/2007 & 54~295 & 54~307 & 7.0 & 502 & 4670 & 0.0915 & 75 & 3.4 & $3.48 \pm 1.07$ & 1.9 & 8.9,~10 & 0.54\\ \hline 2004 & 53~172 & 53~353 & 39.9 & 3683 & 33~511 & 0.0927 & 576 & 9.6 & $4.06 \pm 0.42$ & 2.2 & 19.1,~5 & 0.002\\ 2005 & 53~530 & 53~615 & 46.7 & 3302 & 32~047 & 0.0924 & 341 & 5.9 & $2.22 \pm 0.44$ & 1.2 & 6.1,~3 & 0.11\\ 2006 & 53~937 & 54~005 & 23.2 & 1412 & 13~397 & 0.0910 & 193 & 5.1 & $2.36 \pm 0.56$ & 1.3 & 9.5,~2 & 0.01\\ 2007 & 54~295 & 54~307 & 7.0 & 502 & 4670 & 0.0915 & 75 & 3.4 & $3.48 \pm 1.07$ & 1.9 & -- & -- \\ \hline Total & 53~172 & 54~307 & 116.8 & 8899 & 83~625 & 0.0923 & 1185 & 12.6 & $3.06 \pm 0.26$ & 1.6 & 11.0,~3 & 0.01\\ \hline \end{tabular}} \tablefoot{\tablefoottext{a}{The 20\% systematic error on the observed integral flux above 240 GeV is not shown.} \tablefoottext{b}{The Crab nebula flux percentage is calculated relative to the HESS value above 240 GeV (\cite{HESS_crab}).} \tablefoottext{c}{The $\chi^2$, degrees of freedom (NDF), and corresponding $\chi^2$ probability $P$($\chi^2$) are given for fits of a constant to $I$($>$240 GeV) binned nightly within a dark period, or monthly within a year, or yearly within the total.}} \end{table}