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GRB 100621A

Event type	Gamma-ray burst
Constellation	Indus
Right ascension	21 01 13.12
Declination	−51° 06′ 22.5″
Other designations	GRB 100621A
[edit on Wikidata]

GRB 100621A was a gamma-ray burst observed on June 21, 2010, by the Swift spacecraft. It is the second brightest gamma-ray burst yet observed, after GRB 130427A. The distance is reported to be approximately five billion light years, far outside our own Milky Way Galaxy.

References

1. Abramowski, A.; Aharonian, F.; Ait Benkhali, F.; Akhperjanian, A. G.; Angüner, E.; Anton, G.; Balenderan, S.; Balzer, A.; Barnacka, A.; et al. (23 April 2014). "Search for TeV Gamma-ray Emission from GRB 100621A, an extremely bright GRB in X-rays, with H.E.S.S.". Astronomy & Astrophysics. 565: A16. arXiv:1405.0488. Bibcode:2014A&A...565A..16H. doi:10.1051/0004-6361/201322984. S2CID 27988089.
2. "Swift Observation of Long GRB 100621A" (PDF). NASA. 22 July 2010. Retrieved 20 May 2023.
3. SpaceRef.com Record-Breaking X-ray Blast Briefly Blinds Space Observatory European Southern Observatory July 14, 2010

v t e Constellation of Indus
List of stars in Indus Indus in Chinese astronomy
Stars	Bayer α (the Persian) β γ δ ε ζ η θ ι κ κ μ ο π ρ Variable T HR 8269 8331 Other ASASSN-V J213939.3-702817.4 LHS 3844 WASP-46 WASP-88
Exoplanets LHS 3844 b (Kua'kua) ε Indi Ab ρ Indi b
Galaxies	NGC 6984 7002 7004 7007 7014 7022 7029 7038 7041 B 7049 7061 7064 7083 7090 7096 7124 7191 7196 7199 Other ESO 146-5 ESO 235-58 IC 5152
Galaxy clusters Abell 3742 SPT-CL J2106-5844
Astronomical events ASASSN-15lh GRB 060614 GRB 100621A
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