TeV gamma rays from PSR 1706-44

被引:38
作者
Chadwick, PM [1 ]
Dickinson, MR [1 ]
Dipper, NA [1 ]
Holder, J [1 ]
Kendall, TR [1 ]
McComb, TJL [1 ]
Orford, KJ [1 ]
Osborne, JL [1 ]
Rayner, SM [1 ]
Roberts, ID [1 ]
Shaw, SE [1 ]
Turver, KE [1 ]
机构
[1] Univ Durham, Dept Phys, Sci Labs, Durham DH1 3LE, England
基金
英国工程与自然科学研究理事会;
关键词
VHE gamma-ray astronomy; pulsars; PSR B1706-44;
D O I
10.1016/S0927-6505(98)00017-6
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Observations made with the University of Durham Mark 6 atmospheric Cerenkov telescope confirm that PSR B1706-44 is a very high energy gamma-ray emitter. There is no indication from our dataset that the very high energy gamma-rays are pulsed, in contrast to the findings at < 20 GeV, which indicate that more than 80% of the flux is pulsed. The flux at E > 300 GeV is estimated to be (3.9 +/- 0.7(stat)) x 10(-11) cm(-2) s(-1). (C) 1998 Elsevier Science B.V.
引用
收藏
页码:131 / 136
页数:6
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