Fe K alpha and hydrodynamic loop model diagnostics for a large flare on II Peg (2008)
Ercolano, Barbara, Drake, Jeremy J., Reale, Fabio, Testa, Paola, Miller, Jon M.
The observation by the Swift X-ray Telescope of the Fe K alpha_1, alpha_2 doublet during a large flare on the RS CVn binary system II Peg represents one of only two firm detections to date of...
Cooling of the crust in the neutron star low-mass X-ray binary MXB 1659-29 (2008)
Cackett, Edward M., Wijnands, Rudy, Miller, Jon M., Brown, Edward F., Degenaar, Nathalie
In quasi-persistent neutron star transients, long outbursts cause the neutron star crust to be heated out of thermal equilibrium with the rest of the star. During quiescence, the crust then cools...
Cackett, Edward M., Miller, Jon M., Bhattacharyya, Sudip, Grindlay, Jonathan E., Homan, Jeroen, Van Der Klis, Michiel, ...
Using Suzaku observations of three neutron star low-mass X-ray binaries (Ser X-1, 4U 1820-30 and GX 349+2) we have found broad, asymmetric, relativistic Fe K emission lines in all three objects....
Kong, Albert K. H., Miller, Jon M., Mendez, Mariano, Cottam, Jean, Lewin, Walter H. G., Paerels, Frederik, ...
During a 200 ks observation with the XMM-Newton Reflection Grating Spectrometer, we detected 16 type-I X-ray bursts from GS 1826-24. We combined the burst spectra in an attempt to measure the...
Cooling of the quasi-persistent neutron star X-ray transients KS 1731-260 and MXB 1659-29 (2006)
Cackett, Edward M., Wijnands, Rudy, Linares, Manuel, Miller, Jon M., Homan, Jeroen, Lewin, Walter
We present Chandra and XMM-Newton X-ray observations that monitor the neutron star cooling of the quasi-persistent neutron star X-ray transients KS 1731-260 and MXB 1659-29 for approximately 4 years...
A Precessing Ring Model for Low-Frequency Quasi-periodic Oscillations (2005)
Schnittman, Jeremy D., Homan, Jeroen, Miller, Jon M.
We develop a simple physical model to describe the most common type of low-frequency quasi-periodic oscillations (QPOs) seen in a number of accreting black hole systems, as well as the shape of the...
XMM-Newton observations of the black hole X-ray transient XTE J1650-500 in quiescence (2005)
Homan, Jeroen, Wijnands, Rudy, Kong, Albert, Miller, Jon M., Rossi, Sabrina, Belloni, Tomaso, ...
We report the result of an XMM-Newton observation of the black-hole X-ray transient XTE J1650-500 in quiescence. The source was not detected and we set upper limits on the 0.5-10 keV luminosity of...
Rossi, Sabrina, Homan, Jeroen, Miller, Jon M., Belloni, Tomaso
We present the results of spectral fits made to 57 pointed observations of the Galactic black hole candidate and X-ray transient XTE J1650-500, made with the Rossi X-ray Timing Explorer in 2001 when...
Park, Shinae Q., Miller, Jon M., McClintock, Jeffrey E., Murray, Stephen S.
We present an analysis of a Chandra observation of the field surrounding the low-mass X-ray binary 4U 1755-33, which has been in quiescence since 1996. In 2003, Angelini and White reported the...
Cackett, Edward M., Wijnands, Rudy, Heinke, Craig O., Edmonds, Peter D., Lewin, Walter H. G., Pooley, David, ...
The globular cluster NGC 6440 is known to harbor a bright neutron-star X-ray transient. We observed the globular cluster with Chandra on two occasions when the bright transient was in its quiescent...
Homan, Jeroen, Miller, Jon M., Wijnands, Rudy, Van Der Klis, Michiel, Belloni, Tomaso, Steeghs, Danny, ...
We present a variability study of the black hole candidate and X-ray transient H1743-322 during its 2003/2004 outburst. We analyzed five Rossi X-ray Timing Explorer observations that were performed...
Wijnands, Rudy, Homan, Jeroen, Heinke, Craig O., Miller, Jon M., Lewin, Walter H. G.
(Abridge) We observed the accreting millisecond X-ray pulsars XTE J0929-314 and XTE J1751-305 in their quiescent states using Chandra. From XTE J0929-314 we detected 22 photons (0.3-8 keV) in 24.4...
Wijnands, Rudy, Homan, Jeroen, Miller, Jon M., Lewin, Walter H. G.
We have observed the quasi-persistent neutron-star X-ray transient and eclipsing binary MXB 1659-29 in quiescence on three occasions with Chandra. The purpose of our observations was to monitor the...
Wijnands, Rudy, Heinke, Craig O., Pooley, David, Edmonds, Peter D., Lewin, Walter H. G., Grindlay, Jonathan E., ...
We present a Chandra observation of the globular cluster Terzan 5 during times when the neutron-star X-ray transient EXO 1745-248 located in this cluster was in its quiescent state. We detected the...
Chandra Detections of Two Quiescent Black Hole X-Ray Transients (2003)
Tomsick, John A., Corbel, Stephane, Fender, Rob, Miller, Jon M., Orosz, Jerome A., Rupen, Michael P., ...
Using the Chandra X-ray Observatory, we have detected the black hole transients V4641 Sgr and XTE J1859+226 in their low luminosity, quiescent states. The 0.3-8 keV luminosities are...
A transient variable 6 Hz QPO from GX 339-4 (2003)
Nespoli, Elisa, Belloni, Tomaso, Homan, Jeroen, Miller, Jon M., Lewin, Walter H. G., Mendez, Mariano, ...
We report the results of an observation with the Rossi X-ray Timing Explorer of the black hole candidate GX 339-4 during its 2002/2003 outburst. This observation took place during a spectral...
State transitions in the 2001/2002 outburst of XTE J1650-500 (2003)
Rossi, Sabrina, Homan, Jeroen, Miller, Jon M., Belloni, Tomaso
We present a study of the X-ray transient and black hole candidate XTE J1650-500 during its 2001/2002 outburst. The source made two state transitions between the hard and soft states, at luminosity...
High frequency quasi-periodic oscillations in the black hole X-ray transient XTE J1650-500 (2002)
Homan, Jeroen, Klein-Wolt, Marc, Rossi, Sabrina, Miller, Jon M., Wijnands, Rudy, Belloni, Tomaso, ...
We report the detection of high frequency variability in the black hole X-ray transient XTE J1650-500. A quasi-periodic oscillation (QPO) was found at 250 Hz during a transition from the hard to the...
X-Ray Jet Emission from the Black Hole X-Ray Binary XTE J1550-564 with Chandra in 2000 (2002)
Tomsick, John A., Corbel, Stephane, Fender, Rob, Miller, Jon M., Orosz, Jerome A., Tzioumis, Tasso, ...
We have discovered an X-ray jet due to material ejected from the black hole X-ray transient XTE J1550-564. The discovery was first reported by Corbel et al. (Science, 298, 196 and astro-ph/0210224),...
Wijnands, Rudy, Nowak, Mike, Miller, Jon M., Homan, Jeroen, Wachter, Stefanie, Lewin, Walter H. G.
After almost 2.5 years of actively accreting, the neutron star X-ray transient and eclipsing binary MXB 1659-29 returned to quiescence in 2001 September. We report on a Chandra observation of this...
Pooley, David, Lewin, Walter H. G., Verbunt, Frank, Homer, Lee, Margon, Bruce, Gaensler, Bryan M., ...
As part of our campaign to determine the nature of the various source populations of the low-luminosity globular cluster X-ray sources, we have obtained a Chandra X-ray Observatory ACIS-S3 image of...
Wijnands, Rudy, Miller, Jon M., Markwardt, Craig, Lewin, Walter H. G., Van Der Klis, Michiel
After more than a decade of actively accreting at about a tenth of the Eddington critical mass accretion rate, the neutron-star X-ray transient KS 1731-260 returned to quiescence in early 2001. We...
Wijnands, Rudy, Miller, Jon M.
We present a study of the correlated spectral and timing behavior of the new X-ray transient SAX J1711.6-3808 during its 2001 outburst using data obtained with the RXTE. We also investigate the...
Wijnands, Rudy, Mendez, Mariano, Miller, Jon M., Homan, Jeroen
We present a detailed study of the 5 Hz quasi-periodic oscillation (QPO) recently discovered in the bright X-ray transient and black-hole candidate GRS 1739-278 (Borozdin & Trudolyubov 2000) during a...
4U 1957+11: a persistent low-mass X-ray binary and black-hole candidate in the high state? (2001)
Wijnands, Rudy, Miller, Jon M., Van Der Klis, Michiel
We report on several pointed Rossi X-ray Timing Explorer observations of the enigmatic low-mass X-ray binary (LMXB) 4U 1957+11 at different X-ray luminosities. The luminosity of the source varied by...