Search for TeV emission from the region around PSR B1706-44 with the HESS experiment

被引:14
作者
Aharonian, F
Akhperjanian, AG
Aye, KM
Bazer-Bachi, AR
Beilicke, M
Benbow, W
Berge, D
Berghaus, P
Bernlöhr, K
Boisson, C
Bolz, O
Borgmeier, C
Braun, I
Breitling, F
Brown, AM
Gordo, JB
Chadwick, PM
Chounet, LM
Cornils, R
Costamante, L
Degrange, B
Djannati-Atai, A
Drury, LO
Dubus, G
Ergin, T
Espigat, P
Feinstein, F
Fleury, P
Fontaine, G
Fuchs, Y
Funk, S
Gallant, YA
Giebels, B
Gillessen, S
Goret, P
Hadjichristidis, C
Hauser, M
Heinzelmann, G
Henri, G
Hermann, G
Hinton, JA
Hofmann, W
Holleran, M
Horns, D
de Jager, OC
Jung, I
Khélifi, B
Komin, N
Konopelko, A
Latham, IJ
机构
[1] Max Planck Inst Kernphys, D-69029 Heidelberg, Germany
[2] Yerevan Phys Inst, Yerevan 375036, Armenia
[3] Univ Durham, Dept Phys, Durham DH1 3LE, England
[4] UPS, CNRS, Ctr Etud Spatiale Rayonnements, F-31029 Toulouse 4, France
[5] Univ Hamburg, Inst Expt Phys, D-22761 Hamburg, Germany
[6] Coll France, CNRS, IN2P3, F-75231 Paris 05, France
[7] Humboldt Univ, Inst Phys, D-12489 Berlin, Germany
[8] Observ Paris, Sect Meudon, LUTH, CNRS,UMR 8102, F-92195 Meudon, France
[9] Univ Montpellier 2, Grp Astroparticules Montpellier, CNRS, IN2P3, F-34095 Montpellier 5, France
[10] Ecole Polytech, Lab Leprince Ringuet, CNRS, IN2P3, F-91128 Palaiseau, France
[11] Dublin Inst Adv Studies, Dublin 2, Ireland
[12] Univ Grenoble 1, Lab Astrophys Grenoble, CNRS, INSU, F-38041 Grenoble 9, France
[13] Ctr Etud Saclay, CEA, DSM, DAPNIA,Serv Astrophys, F-91191 Gif Sur Yvette, France
[14] Landessternwarte Konigstuhl, D-69117 Heidelberg, Germany
[15] North West Univ, Unit Space Phys, ZA-2520 Potchefstroom, South Africa
[16] Univ Paris 06, Lab Phys Nucl & Hautes Energies, CNRS, IN2P3, F-75231 Paris 05, France
[17] Univ Paris 07, Lab Phys Nucl & Hautes Energies, CNRS, IN2P3, F-75231 Paris 05, France
[18] Ruhr Univ Bochum, Inst Theoret Phys, Lehrstuhl Weltraum & Astrophys 4, D-44780 Bochum, Germany
[19] Charles Univ Prague, Inst Nucl & Particle Phys, CR-18000 Prague 8, Czech Republic
[20] Univ Namibia, Windhoek, Namibia
关键词
gamma rays : observations; ISM : individual objects : PSRB1706-44; ISM : supernova remnants; ISM : individual objects : G343.1-2.3;
D O I
10.1051/0004-6361:200500008
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The region around PSR B1706 - 44 has been observed with the HESS imaging atmospheric Cherenkov telescopes in 2003. No evidence for gamma-ray emission in the TeV range was found at the pulsar position or at the radio arc which corresponds to the supernova remnant G343.1 - 2.3. The 99% confidence level flux upper limit at the pulsar position is F-ul( E > 350 GeV) = 1.4 x 10(-12) s(-1) cm(-2) assuming a power law (dN/dE proportional to E-Gamma) with photon index of Gamma = 2.5 and F-ul( E > 500 GeV) = 1.3 x 10(-12) s(-1) cm(-2) without an assumption on the spectral shape. The reported upper limits correspond to 8% of the flux from an earlier detection by the CANGAROO experiment.
引用
收藏
页码:L9 / L12
页数:4
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