NICER Discovery of Millisecond X-Ray Pulsations and an Ultracompact Orbit in IGR J17494-3030

NICER Discovery of Millisecond X-Ray Pulsations and an Ultracompact Orbit in IGR J17494-3030

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© 2021. The American Astronomical Society. We report the detection of 376.05 Hz (2.66 ms) coherent X-ray pulsations in NICER observations of a transient outburst of the low-mass X-ray binary IGR J17494-3030 in 2020 October/November. The system is an accreting millisecond X-ray pulsar in a 75-minute...

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Main Authors: Ng, Mason (Author), Ray, Paul S. (Author), Bult, Peter (Author), Chakrabarty, Deepto (Author), Jaisawal, Gaurava K. (Author), Malacaria, Christian (Author), Altamirano, Diego (Author), Arzoumanian, Zaven (Author), Gendreau, Keith C. (Author), Güver, Tolga (Author), Kerr, Matthew (Author), Strohmayer, Tod E. (Author), Wadiasingh, Zorawar (Author), Wolff, Michael T. (Author)
Format: Article
Language:English
Published: American Astronomical Society, 2022-05-27T15:18:47Z.
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