Discovery of a quasi-periodic oscillation in the X-ray pulsar 1A 1118-615: correlated spectral and aperiodic variability

2010/11/03 by E. Nespoli, Elisa Nespoli, Pablo Reig +1 · 18 citations
Earth and Planetary Sciences · Physics and Astronomy · #Astrophysical Phenomena and Observations #Centroid #Cutoff #Cyclotron #Earth Systems and Cosmic Evolution #Flux (metallurgy) #Neutron star #Oscillation (cell signaling) #Pulsar #Pulsars and Gravitational Waves Research #Spectral density #Spectral line #astro-ph.HE

paper · pdf · doi:10.1051/0004-6361/201015303

published in Astronomy and Astrophysics 526, A7 (EDP Sciences) · 9 pages, 11 figures. Accepted for publication in Astronomy and Astrophysics

arxiv created 2010/11/03 · openalex publication_date 2010/11/10 · arxiv updated 2015/05/20 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/05

Abstract

Aims. Our goal is to investigate the X-ray timing and spectral variability of the high-mass X-ray binary 1A 1118-615 during a type-II outburst.

Citations

• Outbursts Large and Small from EXO 2030+375
• Discovery of a flux-related change of the cyclotron line energy in Hercules X-1
• Thermal and Bulk Comptonization in Accretion‐powered X‐Ray Pulsars