The Kilohertz QPO Frequency and Flux Decrease in Aquila X-1 and the Effect of Soft X-Ray Spectral Components

Type: Article

Publication Date: 1999-02-10

Citations: 18

DOI: https://doi.org/10.1086/311859

Locations

  • The Astrophysical Journal - View
  • DataCite API - View

Similar Works

Action Title Year Authors
+ Low frequency QPOs and possible change in the accretion geometry during Aquila X$-$1 outbursts 2014 Wenda Zhang
Wenfei Yu
+ PDF Chat LOW-FREQUENCY QPOS AND POSSIBLE CHANGES IN THE ACCRETION GEOMETRY DURING THE OUTBURSTS OF AQUILA X−1 2015 Wenda Zhang
Wenfei Yu
+ PDF Chat Millisecond Oscillations in the Persistent and Bursting Flux of Aquila X-1 during an Outburst 1998 W. Zhang
K. Jahoda
R. L. Kelley
Tod E. Strohmayer
J. H. Swank
S. N. Zhang
+ PDF Chat Hard X-Ray Flares Preceding Soft X-Ray Outbursts in Aquila X-1: A Link between Neutron Star and Black Hole State Transitions 2003 Wenfei Yu
M. Klein‐Wolt
R. P. Fender
M. van der Klis
+ PDF Chat Correlated Timing and Spectral Variations of the Soft X‐Ray Transient Aquila X‐1: Evidence for an Atoll Classification 2000 P. Reig
Mariano Méndez
M. van der Klis
Eric C. Ford
+ PDF Chat The Amplitude of the Kilohertz Quasi‐periodic Oscillations in 4U 1728−34, 4U 1608−52, and Aquila X‐1, as a Function of X‐Ray Intensity 2001 Mariano Méndez
M. van der Klis
Eric C. Ford
+ PDF Chat Discovery of the upper kilohertz quasi-periodic oscillation from the X-ray transient Aql X-1 2008 D. Barret
Martin Boutelier
M. Coleman Miller
+ Erratum: RXTE observations of Galactic microquasar XTE J1748-288 during its 1998 outburst 2000 M. Revnivtsev
S. Trudolyubov
K. Borozdin
+ PDF Chat FRACTIONAL AMPLITUDE OF KILOHERTZ QUASI-PERIODIC OSCILLATION FROM 4U 1728-34: EVIDENCE OF DECLINE AT HIGHER ENERGIES 2012 Arunava Mukherjee
Sudip Bhattacharyya
+ PDF Chat Timing Properties and Spectral States in Aquila X‐1 2004 P. Reig
Steve van Straaten
M. van der Klis
+ PDF Chat Evolution of Spectral States of Aquila X‐1 during the 2000 Outburst 2004 D. Maitra
C. D. Bailyn
+ PDF Chat <font>kHz</font> QPO PAIRS EXPOSE THE NEUTRON STAR OF CIRCINUS <font>X</font>-1 2008 Stratos Boutloukos
M. van der Klis
D. Altamirano
M. Klein‐Wolt
R. Wijnands
+ PDF Chat SPECTRAL-TIMING ANALYSIS OF THE LOWER kHz QPO IN THE LOW-MASS X-RAY BINARY AQUILA X-1 2017 Jon S. Troyer
Edward M. Cackett
+ Millihertz QPOs and broad iron line from LMC X-1 2014 M. Shah Alam
G. C. Dewangan
T. Belloni
Dipanjan Mukherjee
Sanjay Jhingan
+ Discovery of 0.08 Hz QPO in the power spectrum of black hole candidate XTE J1118+480 2000 M. Revnivtsev
R. Sunyaev
K. Borozdin
+ PDF Chat RXTE observations of Galactic microquasar XTE J1748-288 during its 1998 outburst 2000 M. Revnivtsev
S. Trudolyubov
K. Borozdin
+ PDF Chat Detection of the first infra-red quasi-periodic oscillation in a black hole X-ray binary 2016 M. Kalamkar
P. Casella
P. Uttley
K. O’Brien
D. M. Russell
Thomas J. Maccarone
M. van der Klis
F. Vincentelli
+ Highly coherent kilohertz quasi-periodic oscillations from a neutron star X-ray binary 2011 Arunava Mukherjee
Sudip Bhattacharyya
+ PDF Chat Evolution of Aquila X-1 during the Rising Phase of Its 1998 Outburst 1998 Wei Cui
D. Barret
Shuang‐Nan Zhang
Wan Chen
L. Boirin
J. H. Swank
+ PDF Chat FREQUENCY VARIATION OF THE KILOHERTZ QUASI-PERIODIC OSCILLATIONS AND THE FLUX OF THE BAND-LIMITED NOISE IN SCORPIUS X-1 2008 Xiao-Feng Cao
Wenfei Yu

Works That Cite This (14)

Action Title Year Authors
+ PDF Chat Observational constraints on neutron star masses and radii 2016 M. Coleman Miller
Frederick K. Lamb
+ PDF Chat The disc–jet coupling in the neutron star X-ray binary Aquila X-1 2009 V. Tudose
R. P. Fender
M. Linares
D. Maitra
M. van der Klis
+ PDF Chat Timing Features of the Accretion‐driven Millisecond X‐Ray Pulsar XTE J1807−294 in the 2003 March Outburst 2006 Fan Zhang
Jin Qu
Chengmin Zhang
W. Chen
T. P. Li
+ PDF Chat An Atlas of Burst Oscillations and Spectral Properties in 4U 1728−34 2001 Steve van Straaten
M. van der Klis
E. Kuulkers
Mariano Méndez
+ PDF Chat Correlated Timing and Spectral Variations of the Soft X‐Ray Transient Aquila X‐1: Evidence for an Atoll Classification 2000 P. Reig
Mariano Méndez
M. van der Klis
Eric C. Ford
+ PDF Chat X-RAY EMISSION AND ABSORPTION FEATURES DURING AN ENERGETIC THERMONUCLEAR X-RAY BURST FROM IGR J17062–6143 2013 N. Degenaar
J. M. Mïller
R. Wijnands
D. Altamirano
A. C. Fabian
+ PDF Chat Millisecond Oscillations in X-Ray Binaries 2000 M. van der Klis
+ PDF Chat DETERMINING NEUTRON STAR PROPERTIES BY FITTING OBLATE-STAR WAVEFORM MODELS TO X-RAY BURST OSCILLATIONS 2015 M. Coleman Miller
Frederick K. Lamb
+ PDF Chat Insight-HXMT Observations of 4U 1636-536: Corona Cooling Revealed with Single Short Type-I X-Ray Burst 2018 Yu-Peng Chen
Shuo Zhang
Jin Qu
Shuang‐Nan Zhang
Long Ji
Ling-Da Kong
X. L. Cao
Zhi Chang
G. Chen
L. Chen
+ PDF Chat The Orbital Light Curve of Aquila X-1 2000 William F. Welsh
Edward L. Robinson
Patrick Young

Works Cited by This (11)

Action Title Year Authors
+ PDF Chat Bounds on the Compactness of Neutron Stars from Brightness Oscillations during X-Ray Bursts 1998 M. Coleman Miller
Frederick K. Lamb
+ PDF Chat Strong-Field General Relativity and Quasi-periodic Oscillations in X-Ray Binaries 1997 P. Kaaret
Eric C. Ford
Kaiyou Chen
+ PDF Chat Evolution of Aquila X-1 during the Rising Phase of Its 1998 Outburst 1998 Wei Cui
D. Barret
Shuang‐Nan Zhang
Wan Chen
L. Boirin
J. H. Swank
+ PDF Chat Energy Spectra and High-Frequency Oscillations in 4U 0614+091 1997 Eric C. Ford
P. Kaaret
Kai Chen
M. Tavani
D. Barret
Peter F. Bloser
J. E. Grindlay
B. A. Harmon
W. S. Pačiesas
Shuang‐Nan Zhang
+ Millisecond X-Ray Variability from an Accreting Neutron Star System 1996 Tod E. Strohmayer
William Zhang
J. H. Swank
A. P. Smale
Lev Titarchuk
Charles S. Day
Umin Lee
+ PDF Chat Correlation between Energy Spectral States and Fast Time Variability and Further Evidence for the Marginally Stable Orbit in 4U 1820−30 1998 W. W. Zhang
A. P. Smale
Tod E. Strohmayer
J. H. Swank
+ PDF Chat Discovery of a Second Kilohertz Quasi-periodic Oscillation Peak in 4U 1608−52 1998 Mariano Méndez
M. van der Klis
J. van Paradijs
W. H. G. Lewin
Brian Vaughan
E. Kuulkers
W. W. Zhang
Frederick K. Lamb
Dimitrios Psaltis
+ PDF Chat Sonic‐Point Model of Kilohertz Quasi‐periodic Brightness Oscillations in Low‐Mass X‐Ray Binaries 1998 M. Coleman Miller
Frederick K. Lamb
Dimitrios Psaltis
+ PDF Chat Millisecond Oscillations in the Persistent and Bursting Flux of Aquila X-1 during an Outburst 1998 W. Zhang
K. Jahoda
R. L. Kelley
Tod E. Strohmayer
J. H. Swank
S. N. Zhang
+ PDF Chat Spectral State Transitions in Aquila X-1: Evidence for “Propeller” Effects 1998 Shuang‐Nan Zhang
Wenfei Yu
W. Zhang