Observations of SNR RX J1713.7-3946 with H.E.S.S.

D. Berge, S. Funk, J. Hinton, M. Lemoine-Goumard, M. De Naurois, L. Rolland

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The shell-type supernova remnant (SNR) RX J1713.7-3946 (G347.3-0.5) was discovered with ROSAT in X-rays and later claimed as source of TeV γ-rays. This object, together with several other southern hemisphere SNRs, is a prime target for observations with the High Energy Stereoscopic System (H.E.S.S.), a new system of imaging atmospheric Cherenkov telescopes which was completed at the end of 2003 in Namibia and is now in full operation. Here we report on observations of the SNR RX J1713.7-3946 which have been performed during the construction and commissioning of the H.E.S.S. system (data originally published here). We confirm TeV emission from this source and present the first ever γ-ray image of an astronomical object resolved on arc minute scales. This image shows shell morphology similar to that seen in X-rays, however at photon energies some nine orders of magnitude higher. The characteristics of the energy spectrum imply efficient acceleration of charged particles to energies beyond 100 TeV, consistent with current ideas of particle acceleration in young SNR shocks.

Original languageEnglish
Title of host publicationHigh Energy Gamma-Ray Astronomy - 2nd International Symposium on High Energy Gamma-Ray Astronomy
Pages263-268
Number of pages6
DOIs
Publication statusPublished - 1 Dec 2005
Externally publishedYes
EventInternational Symposium on High Energy Gamma-Ray Astronomy - Heidelberg, Germany
Duration: 26 Jul 200430 Jul 2004

Publication series

NameAIP Conference Proceedings
Volume745
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

ConferenceInternational Symposium on High Energy Gamma-Ray Astronomy
Country/TerritoryGermany
CityHeidelberg
Period26/07/0430/07/04

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