Search Results - "Zurek, D R"

The Chandra Fornax Survey. I. The Cluster Environment by Scharf, C. A, Zurek, D. R, Bureau, M

“…We present the first results of a deep Chandra survey of the inner 61 of the Fornax cluster of galaxies. Ten 50 ks pointings were obtained in a mosaic centered…”
Get full text

An Ultracompact X-Ray Binary in the Globular Cluster M15 (NGC 7078) by Dieball, A, Knigge, C, Zurek, D. R, Shara, M. M, Long, K. S, Charles, P. A, Hannikainen, D. C, van Zyl, L

“…We have used the Advanced Camera for Surveys on board the Hubble Space Telescope to image the core of the globular cluster M15 in the far-ultraviolet (FUV)…”
Get full text

Unveiling the Core of the Globular Cluster M15 in the Ultraviolet by Dieball, A, Knigge, C, Zurek, D. R, Shara, M. M, Long, K. S, Charles, P. A, Hannikainen, D

“…We have obtained deep FUV and NUV images of the inner region of the dense globular cluster M15 with the HST ACS. The FUV - NUV color-magnitude diagram shows a…”
Get full text

A far-ultraviolet variability survey of the globular cluster M 80 by Thomson, G. S., Dieball, A., Knigge, C., Long, K. S., Zurek, D. R.

“…We have searched for variable sources in the core region of M 80, using far-ultraviolet (FUV) data taken with the Advanced Camera for Surveys on board the…”
Get full text

A Blue Straggler Binary with Three Progenitors in the Core of a Globular Cluster? by Knigge, C, Gilliland, R. L, Dieball, A, Zurek, D. R, Shara, M. M, Long, K. S

“…We show that the X-ray source W31 in the core of the globular cluster 47 Tucanae is physically associated with the bright blue straggler BSS 7. The two sources…”
Get full text

No plateau observed in late-time near-infrared observations of the underluminous Type Ia supernova 2021qvv by Graur, O, Padilla Gonzalez, E, Burke, J, Deckers, M, Jha, S W, Galbany, L, Karamehmetoglu, E, Stritzinger, M D, Maguire, K, Howell, D A, Fisher, R, Fullard, A G, Handberg, R, Hiramatsu, D, Hosseinzadeh, G, Kerzendorf, W E, McCully, C, Newsome, M, Pellegrino, C, Rest, A, Riess, A G, Seitenzahl, I R, Shara, M M, Shen, K J, Terreran, G, Zurek, D R

“…ABSTRACT Near-infrared (NIR) observations of normal Type Ia supernovae (SNe Ia) obtained between 150 and 500 d past maximum light reveal the existence of an…”
Get full text

HST spectrum and timing of the ultracompact X-ray binary candidate 47 Tuc X9 by Tudor, V, Miller-Jones, J C A, Knigge, C, Maccarone, T J, Tauris, T M, Bahramian, A, Chomiuk, L, Heinke, C O, Sivakoff, G R, Strader, J, Plotkin, R M, Soria, R, Albrow, M D, Anderson, G E, van den Berg, M, Bernardini, F, Bogdanov, S, Britt, C T, Russell, D M, Zurek, D R

“…Abstract To confirm the nature of the donor star in the ultracompact X-ray binary candidate 47 Tuc X9, we obtained optical spectra (3000–10 000 Å) with the…”
Get full text

A far-ultraviolet variable with an 18-minute period in the globular cluster NGC 1851 by Zurek, D. R., Knigge, C., Maccarone, T. J., Pooley, D., Dieball, A., Long, K. S., Shara, M., Sarajedini, A.

“…We present the detection of a variable star with an 18.05 min period in far-ultraviolet (FUV) images of the globular cluster NGC 1851 taken with the Hubble…”
Get full text

Far-Ultraviolet Observations of the Globular Cluster NGC 2808 Revisited: Blue Stragglers, White Dwarfs, and Cataclysmic Variables by Dieball, A, Knigge, C, Zurek, D. R, Shara, M. M, Long, K. S

“…We present a reanalysis of far-ultraviolet (FUV) observations of the globular cluster NGC 2808 obtained with the Hubble Space Telescope. These data were first…”
Get full text

An Ultracompact X-Ray Binary in the Globular Cluster NGC 1851 by Zurek, D. R, Knigge, C, Maccarone, T. J, Dieball, A, Long, K. S

Get full text

ERRATUM: “UNVEILING THE CORE OF THE GLOBULAR CLUSTER M 15 IN THE ULTRAVIOLET” (2007, ApJ, 670, 379) by Dieball, A., Knigge, C., Zurek, D. R., Shara, M. M., Long, K. S., Charles, P. A., Hannikainen, D.

Get full text

Cataclysmic and Close Binaries in Star Clusters. V. Erupting Dwarf Novae, Faint Blue Stars, X-Ray Sources, and the Classical Nova in the Core of M80 by Shara, Michael M, Hinkley, Sasha, Zurek, David R

“…Large populations of cataclysmic variables (CVs) in globular clusters have long been predicted, but the number of absolutely certain cluster CVs known in…”
Get full text

A far-ultraviolet variable with an 18-minute period in the globular cluster NGC 1851 by Zurek, D. R, Knigge, C, Maccarone, T. J, Pooley, D, Dieball, A, Long, K. S, Shara, M, Sarajedini, A

“…We present the detection of a variable star with an $18.05$ minute period in far-ultraviolet (FUV) images of the globular cluster NGC 1851 taken with the…”
Get full text

HST spectrum and timing of the ultra-compact X-ray binary candidate 47 Tuc X9 by Tudor, V, Miller-Jones, J. C. A, Knigge, C, Maccarone, T. J, Tauris, T. M, Bahramian, A, Chomiuk, L, Heinke, C. O, Sivakoff, G. R, Strader, J, Plotkin, R. M, Soria, R, Albrow, M. D, Anderson, G. E, Berg, M. van den, Bernardini, F, Bogdanov, S, Britt, C. T, Russell, D. M, Zurek, D. R

“…To confirm the nature of the donor star in the ultra-compact X-ray binary candidate 47 Tuc X9, we obtained optical spectra (3,000$-$10,000 {\AA}) with the…”
Get full text

A far-ultraviolet variability survey of the globular cluster M 80 by Thomson, G. S., Dieball, A., Knigge, C., Long, K. S., Zurek, D. R.

Get full text

A far-ultraviolet variability survey of the globular cluster M 80: A far-ultraviolet variability survey of M 80 by Thomson, G. S., Dieball, A., Knigge, C., Long, K. S., Zurek, D. R.

Get full text

An ultracompact X-ray binary in the globular cluster NGC 1851 by Zurek, D. R, Knigge, C, Maccarone, T. J, Dieball, A, Long, K. S

“…Astrophys.J.699:1113-1118,2009 We present far-ultraviolet photometry obtained with the Hubble Space Telescope of the low-mass X-ray binary 4U 0513-40 in the…”
Get full text

AN ULTRACOMPACT X-RAY BINARY IN THE GLOBULAR CLUSTER NGC 1851 by Zurek, D. R., Knigge, C., Maccarone, T. J., Dieball, A., Long, K. S.

“…We present far-ultraviolet photometry obtained with the Hubble Space Telescope of the low-mass X-ray binary 4U 0513-40 in the globular cluster NGC 1851. Our…”
Get full text

Combined Chandra, XMM-Newton and Hubble Space Telescope observations of the Galactic globular cluster NGC 2808 by Servillat, M, Dieball, A, Webb, N. A, Knigge, C, Cornelisse, R, Barret, D, Long, K. S, Shara, M. M, Zurek, D. R

“…Using new Chandra X-ray observations and existing XMM-Newton X-ray and Hubble far ultraviolet observations, we aim to detect and identify the faint X-ray…”
Get full text

Unveiling the core of the Globular Cluster M15 in the Ultraviolet by Dieball, A, Knigge, C, Zurek, D. R, Shara, M. M, Long, K. S, Charles, P. A, Hannikainen, D

“…Astrophys.J.670:379-399,2007; Erratum-ibid.708:1772,2010 We have obtained deep far- (FUV) and near-ultraviolet (NUV) images of the inner region of the dense…”
Get full text