 Jim Hinton 2006 High Energy Stereoscopic System (H.E.S.S.)  Array of four 107 m 2 telescopes in Namibia, 120 m spacing  5° FOV  Threshold 100 GeV  Angular Resolution 0.1°  Completed 2004  European/African Collaboration

 Jim Hinton 2006 H.E.S.S. Results  In the first two years of operation:  First astronomical gamma-ray image (RX J1713.7) Nature 432, 75 (2004)  New source class (X-ray binaries) Science 309, 745 (2005)  First sensitive survey of the galactic plane Science 307, 1938 (2005)  16 publications in ApJ and A&A

 Jim Hinton 2006 The Inner Galaxy  15 new  -ray sources - at least 3 source classes  A snapshot of energetic particles in our galaxy 0°0° +30° 0°0° -30° Pulsar Wind Nebulae, X-ray binary, Supernova remnants, Unknown

 Jim Hinton 2006 The Inner Galaxy  15 new  -ray sources - at least 3 source classes  A snapshot of energetic particles in our galaxy 0°0° +30° 0°0° -30° Pulsar Wind Nebulae, X-ray binary, Supernova remnants, Unknown

 Jim Hinton 2006 The Inner Galaxy  15 new  -ray sources - at least 3 source classes  A snapshot of energetic particles in our galaxy 0°0° +30° 0°0° Pulsar Wind Nebulae, X-ray binary, Supernova remnants, Unknown

 Jim Hinton 2006 The Inner Galaxy  15 new  -ray sources - at least 3 source classes  A snapshot of energetic particles in our galaxy 0°0° +30° 0°0° -30° Pulsar Wind Nebulae, X-ray binary, Supernova remnants, Unknown

 Jim Hinton 2006 The Inner Galaxy  15 new  -ray sources - at least 3 source classes  A snapshot of energetic particles in our galaxy 0°0° +30° 0°0° -30° Pulsar Wind Nebulae, X-ray binary, Supernova remnants, Unknown

 Jim Hinton 2006  Unambiguous evidence for particle acceleration in an SNR shell  Resolved shell in VHE  -rays  Close correlation between X-rays and  -rays - could the VHE emission be IC? Hard to explain spectral shape and implied B-field is low... X-rays: ASCA 1-3 keV (contours)  -rays: HESS (colour scale) The SNR RX J

 Jim Hinton degree Subtracted Image The Galactic Centre Contours of CS emission (molecular tracer)  Source coincident with supermassive black hole Sgr A*  Diffuse Emission  Emission along the plane is revealed by subtraction of strong sources...  Correlation with molecular material Cosmic rays interacting with molecular clouds  Nature, Feb. 9 th 2006

 Jim Hinton 2006 Extragalactic Sources  4 new extragalactic sources (all blazars)  PKS , 1ES , H , PG  New limits on the EBL  Confirmation of  M 87 (HEGRA), PKS (Durham), Mrk 421  Limits on  Many blazars, starburst galaxy NGC 253

 Jim Hinton 2006  H.E.S.S. Phase II artist's impression!

 Jim Hinton Tonnes Height ~ 50 m Focal length 35 m (∆z<8cm) Parabolic mirror ~ 600 m 2 (f/1.2) Steel structure Optical properties comparable to HESS-I

 Jim Hinton 2006



 Camera 1 Camera 2 +Upgrade camera 1 Camera 3 Camera 4 +Upgrade Cameras 1, 2 & 3 June February September December First design Letter of Intent: ' Mirrors on 1 st Telescope 1 st Telescope structure Groundbreaking in Namibia HESS Collaboration Founded ARS Electronics Proposal 2005 HESS-I Exploitation and Discovery phase! First discussions on low-threshold Telescope mechanics design (MAN) SAM proto tests New Camera design Telescope structure install Mirrors install HESS-II First Light Start electronics series tests Full Camera tests