Evidence of a two-component jet in the afterglow of GRB 070419A

来源 :中国科学：物理学、力学、天文学英文版 | 被引量 : 0次 | 上传用户：aiwo2516

【摘要】

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A two-component jet model is proposed to explain the unusual afterglow of GRB 070419A.Regarding the optical light curve,a wide "jet" with an opening angle of 】

【出处】

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中国科学：物理学、力学、天文学英文版

【发表日期】

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2010年S1期

【关键词】

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gamma-rays:bursts gamma-rays:observations gamma-rays:burstsgamma-rays:observatio

【基金项目】

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supported by the National Basic Research Program of China (Grant No. 2009CB824800),the National Natural Science Foundation of China (Grant Nos. 10673014 and 10873017)

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A two-component jet model is proposed to explain the unusual afterglow of GRB 070419A.Regarding the optical light curve,a wide "jet" with an opening angle of 】30-40 degrees is assumed to produce the late shallow decay,while the three early power

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Evidence of a two-component jet in the afterglow of GRB 070419A

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