\begin{table}%t1 \par \caption{\label{GRBtable1}Properties of GRBs observed with HESS from March 2003 to October 2007.} %\centerline { \begin{tabular}{lccll@{}rc@{}c@{}rc@{}c@{}cl@{}r} \hline\hline GRB & Satellite & Trigger & RA$^a$ & Dec$^a$ & Error$^a$ & Energy band & Fluence$^b$ & $T_{\rm 90}^b$ & X$^c$ & O$^c$ & R$^c$ & $z$ & Rank$^d$ \\ & & number & & & ($\arcsec$) & (keV) & ($10^{-8}$~erg~cm$^{-2}$) & (s) & & & \\ \hline 071003 & {\it Swift} & 292~934 & $20^{\rm h}07^{\rm m}24\fs25$ & +$10\degr56\arcmin48\farcs8$ & 5.7 & 15--150 & 830 & $\sim$150 & $\surd$ & $\surd$ & $\surd$ & 1.604$^e$ & 5 \\ 070808 & {\it Swift} & 287~260 & $00^{\rm h}27^{\rm m}03\fs36$ & +$01\degr10\arcmin34\farcs8$ & 1.9 & 15--150 & 120 & $\sim$32 & $\surd$ & $\surd$ & $.$ & $\cdots$ & 9 \\ %070805 & {\it Swift} & 287088 & 15--150 & 72 & 31$\pm$1 & $\times\times$ & $.$ & & 2 \\ 070724A & {\it Swift} & 285~948 & $01^{\rm h}51^{\rm m}13\fs96$ & --$18\degr35\arcmin40\farcs1$ & 2.2 & 15--150 & 3 & $\sim$0.4 & $\surd$ & $\times$ & $\times$ & 0.457$^f$ & 21 \\ 070721B & {\it Swift} & 285~654 & $02^{\rm h}12^{\rm m}32\fs95$ & --$02\degr11\arcmin40\farcs6$ & 0.9 & 15--150 & 360 & $\sim$340 & $\surd$ & $\surd$ & $\times$ & 3.626$^g$ & 10 \\ 070721A & {\it Swift} & 285~653 & $00^{\rm h}12^{\rm m}39\fs24$ & --$28\degr22\arcmin00\farcs6$ & 2.3 & 15--150 & 7.1 & 3.868 & $\surd$ & $\surd$ & $.$ & $\cdots$ & 20 \\ 070621 & {\it Swift} & 282~808 & $21^{\rm h}35^{\rm m}10\fs14$ & --$24\degr49\arcmin03\farcs1$ & 2 & 15--150 & 430 & 33 & $\surd$ & $\times$ & $.$ & $\cdots$ & 1 \\ 070612B & {\it Swift} & 282~073 & $17^{\rm h}26^{\rm m}54\fs4$ & --$08\degr45\arcmin08\farcs7$ & 4.7 & 15--150 & 168 & 13.5 & $\surd$ & $\times$ & $.$ & $\cdots$ & 15 \\ 070429A & {\it Swift} & 277~571 & $19^{\rm h}50^{\rm m}48\fs8$ & --$32\degr24\arcmin17\farcs9$ & 2.4 & 15--150 & 91 & 163.3 & $\surd$ & $\surd$ & $.$ & $\cdots$ & 3 \\ 070419B & {\it Swift} & 276~212 & $21^{\rm h}02^{\rm m}49\fs57$ & --$31\degr15\arcmin49\farcs7$ & 3.5 & 15--150 & 736 & 236.4 & $\surd$ & $\surd$ & $.$ & $\cdots$ & 7 \\ 070209 & {\it Swift} & 259~803 & $03^{\rm h}04^{\rm m}50^{\rm s}$ & --$47\degr22\arcmin30\arcsec$ & 168 & 15--150 & 2.2 & 0.09 & $\times$ & $\times$ & $.$ & 0.314?$^h$ & 22 \\ 061110A & {\it Swift} & 238~108 & $22^{\rm h}25^{\rm m}09\fs9$ & --$02\degr15\arcmin30\farcs7$ & 3.7 & 15--150 & 106 & 40.7 & $\surd$ & $\surd$ & $.$ & 0.758$^i$ & 11 \\ 060526 & {\it Swift} & 211~957 & $15^{\rm h}31^{\rm m}18\fs4$ & +$00\degr17\arcmin11\farcs0$ & 6.8 & 15--150 & 126 & 298.2 & $\surd$ & $\surd$ & $.$ & 3.21$^j$ & 8 \\ 060505 & {\it Swift} & 208~654 & $22^{\rm h}07^{\rm m}04\fs50$ & --$27\degr49\arcmin57\farcs8$ & 4.7 & 15--150 & 94.4 & $\sim$4 & $\surd$ & $\surd$ & $.$ & 0.0889$^k$ & 18 \\ 060403 & {\it Swift} & 203~755 & $18^{\rm h}49^{\rm m}21\fs80$ & +$08\degr19\arcmin45\farcs3$ & 5.5 & 15--150 & 135 & 30.1 & $\surd$ & $\times$ & $.$ & $\cdots$ & 16 \\ 050801 & {\it Swift} & 148~522 & $13^{\rm h}36^{\rm m}35^{\rm s}$ & --$21\degr55\arcmin41\arcsec$ & 1 & 15--150 & 31 & 19.4 & $\surd$ & $\surd$ & $\times$ & 1.56$^l$ & 2 \\ 050726 & {\it Swift} & 147~788 & $13^{\rm h}20^{\rm m}12\fs30$ & --$32\degr03\arcmin50\farcs8$ & 6 & 15--150 & 194 & 49.9 & $\surd$ & $\surd$ & $.$ & $\cdots$ & 13 \\ 050509C & {\it HETE-II} & H3751 & $12^{\rm h}52^{\rm m}53\fs94$ & --$44\degr50\arcmin04\farcs1$ & 1 & 2--30 & 60 & 25 & $\surd$ & $\surd$ & $\surd$ & $\cdots$ & 19 \\% XRF 050209 & {\it HETE-II} & U11568 & $08^{\rm h}26^{\rm m}$ & +$19\degr41\arcmin$ & 420 & 30--400 & 200 & 46 & $.$ & $\times$ & $.$ & $\cdots$ & 14 \\ 041211B$^m$ & {\it HETE-II} & H3622 & $06^{\rm h}43^{\rm m}12^{\rm s}$ & +$20\degr23\arcmin42\arcsec$ & 80 & 30--400 & 1000 & $>$100 & $.$ & $\times$ & $.$ & $\cdots$ & 4 \\ 041006 & {\it HETE-II} & H3570 & $00^{\rm h}54^{\rm m}50\fs23$ & +$01\degr14\arcmin04\farcs9$ & 0.1 & 30--400 & 713 & $\sim$20 & $\surd$ & $\surd$ & $\surd$ & 0.716$^n$ & 6 \\ 030821 & {\it HETE-II} & H2814 & $21^{\rm h}42^{\rm m}$ & -$44\degr52$ & $^o$ & 30--400 & 280 & 23 & $.$ & $.$ & $.$ & $\cdots$ & 17 \\ 030329 & {\it HETE-II} & H2652 & $10^{\rm h}44^{\rm m}49\fs96$ & +$21\degr31\arcmin17\farcs44$ & $10^{-3}$ & 30--400 & 10~760 & 33 & $\surd$ & $\surd$ & $\surd$ & 0.1687$^p$ & 12 \\ \hline \end{tabular}} \par \smallskip \par $^a$ {RA, Dec, and the positional errors (90\% containment) were taken from GCN Reports (\url{http://gcn.gsfc.nasa.gov/report_archive.html}) for GRB~061110A -- GRB~071003 and GCN Circulars otherwise.} $^b$ {Fluence and $T_{\rm 90}$~data for GRB~050726 -- GRB~070612B were taken from~\citet{sakamoto08} except that $T_{\rm 90}$ of GRB~060505 was taken from~\citet{Palmer06_GCN5076}. Fluence and $T_{\rm 90}$ data of GRB~030329 and GRB~030821 were taken from \citet{sakamoto05}, and those of GRB~041006 from \citet{Shirasaki08}. Other data were taken from GCN Circulars and {\it HETE} pages (\url{http://space.mit.edu/HETE/Bursts}).} $^c$ {X: X-ray, O: optical, R: radio; ``$\surd$'' indicates the detection of a counterpart, ``$\times$'' a null detection, and ``$.$'' that no measurement was reported in the corresponding energy range, from \url{http://grad40.as.utexas.edu/grblog.php}} $^d$ {The relative expected VHE flux for each GRB is ranked according to the empirical scheme described in Sect.~\ref{sect_rank}.} $^e$ {\citet{perley08}}. $^f$ {\citet{Cucchiara07_GCN6665}.} $^g$ {\citet{Malesani07_GCN6651}}. $^h$ {Redshift of a candidate host galaxy~\citet{berger6101}.} $^i$ {\citet{Fynbo07_GCN6759}}. $^j$ {\citet{berger5170}}. $^k$ {\citet{ofek06}}. $^l$ {Redshift according to~\citet{pasquale07}, based on afterglow modelling.} $^m$ {Although this burst was referred to as GRB~041211 in various GCN Circulars, the proper name GRB~041211B~\citep[e.g., in][]{pelangeon06} should be used to distinguish it from another burst, GRB~041211A (=H3621) which occurred earlier on the same day (P\'elangeon, A., private communication).} $^n$ {\citet{soderberg06}.} $^o$ {The position error of this burst is large, see Fig.~\ref{030821overlay}.} $^p$ {\citet{stanek03}.} \end{table}