A New Population of Ultra-Long Duration Gamma-Ray Bursts

Levan, A. J.; Tanvir, Nial R; Starling, R L C; Wiersema, K; Page, K L; Perley, Daniel; Schulze, Steve; Wynn, Graham A.; Chornock, R; Hjorth, Jens; Cenko, S Bradley; Fruchter, A S; O'Brien, P T; Brown, Geroge C.; Tunnicliffe, Rachel L.; Malesani, Daniele; Jakobsson, Páll; Watson, Darach; Berger, E; Bersier, D; Cobb, Bethany Elisa; Covino, S.; Cucchiara, Antonino; De Ugarte Postigo, Antonio; Fox, Derek B; Gal-Yam, Avishay; Goldoni, Paolo; Gorosabel, J.; Schmidt, Brian

doi:10.1088/0004-637X/781/1/13

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A New Population of Ultra-Long Duration Gamma-Ray Bursts

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Levan, A. J.; Tanvir, Nial R; Starling, R L C; Wiersema, K; Page, K L; Perley, Daniel; Schulze, Steve; Wynn, Graham A.; Chornock, R; Hjorth, Jens; Cenko, S Bradley; Fruchter, A S; O'Brien, P T; Brown, Geroge C.; Tunnicliffe, Rachel L.; Malesani, Daniele; Jakobsson, Páll; Watson, Darach; Berger, E; Bersier, D; Cobb, Bethany Elisa; Covino, S.; Cucchiara, Antonino; De Ugarte Postigo, Antonio; Fox, Derek B; Gal-Yam, Avishay; Goldoni, Paolo; Gorosabel, J.; Schmidt, Brian

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We present comprehensive multiwavelength observations of three gamma-ray bursts (GRBs) with durations of several thousand seconds. We demonstrate that these events are extragalactic transients; in particular, we resolve the long-standing conundrum of the

Collections	ANU Research Publications
Date published:	2014
Type:	Journal article
URI:	http://hdl.handle.net/1885/77392
Source:	Astrophysical Journal, The
DOI:	10.1088/0004-637X/781/1/13
Access Rights:	Open Access

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A New Population of Ultra-Long Duration Gamma-Ray Bursts

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