RXTE observations strengthen the similarities between the black hole candidates IGR J17091-3624 and GRS 1915+105.

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Publication date 20-04-2011
Journal The astronomer's telegram
Volume | Issue number 3299
Organisations
  • Faculty of Science (FNWI) - Anton Pannekoek Institute for Astronomy (API)
Abstract We report on the RXTE follow up observations of the black hole candidate IGR J17091-3624 (ATEL #3144, #3159, #3167, #3203) after the report of mHz quasi-periodic oscillations (QPO -- ATEL #3225) and 'heartbeat' oscillations similar to those of GRS 1915+105 (ATEL #3230). The 'heartbeat' oscillations first seen on March 19th (ATEL #3230) at ~25 mHz were also observed in all, except 3, of the subsequent 18 RXTE observations (see below).
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Language English
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