Properties of X-ray-selected broad absorption-line quasars (2008)
Blustin, A. J., Dwelly, T., Page, M. J., McHardy, I. M., Seymour, N., Kennea, J. A., ...
Broad absorption-line quasars (commonly termed BALQSOs) contain the most dramatic examples of active galactic nucleus (AGN) driven winds. The high absorbing columns in these winds, ~10^24 cm^-2,...
Properties of X-ray selected Broad Absorption Line Quasars (2008)
Blustin, A. J., Dwelly, T., Page, M. J., McHardy, I. M., Seymour, N., Kennea, J. A., ...
Broad absorption line quasars (commonly termed BALQSOs) contain the most dramatic examples of AGN-driven winds. The high absorbing columns in these winds, ~10^24 cm^-2, ensure that BALQSOs are...
Barcons, Xavier, Carrera, Francisco J., Ceballos, María Teresa, Page, M. J., Bussons-Gordo, Javier, Corral, Amalia, ...
13 pages, 6 figures, 7 tables.-- ISI Article Identifier: 000251507500014.-- ArXiv pre-print available at: http://arxiv.org/abs/0710.0402
K. O. Mason, A. Siemiginowska, I. Cagnoni, F. Fiore, A. Fruscione
ABSTRACT The mass of the black hole in the narrow-line Seyfert 1 (NLS1) galaxy RE J1034+396 is measured by fitting an accretion disc and power-law to quasi-simultaneous optical, UV and Xray spectra....
X-Ray Selected Active Galactic Nuclei With Red Optical Continua (2007)
Puchnarewicz And Mason, E. M. Puchnarewicz, K. O. Mason
We discuss the properties of X-ray selected `red' AGN from the RIXOS sample. These are Seyfert 1 galaxies and quasars whose optical continua are relatively soft, i.e. with an energy index, ff...
The Evolution of X--ray selected Narrow Emission Line Galaxies (2007)
Page Mason Hardy, K. O. Mason, L. R. Jones, F. J. Carrera
We examine the cosmological evolution of X--ray selected narrow emission line galaxies (NELGs), using a sample of 35 such objects identified in the combined ROSAT UK Deep survey and RIXOS. This...
Detection of the optical counterpart of the proposed double degenerate polar RX J1914+24 (2007)
Gavin Ramsay, Mark Cropper, Kinwah Wu, K. O. Mason, Pasi Hakala
We have detected the optical counterpart of the proposed double degenerate polar RX J1914+24. The I band light curve is modulated on the 9.5 min period seen in Xrays. There is no evidence for any...
RX J 1914.4+2456: the first double-degenerate polar? (2007)
K. O. Mason, S. B. Potter, Gavin Ramsay
RXJ1914.4+2456 exhibits a light curve with a strong modulation at 569 sec: this period is characteristic of the white dwarf spin period in intermediate polar (IP) systems. However the X-ray light...
The UV spectrum of the narrow-line Seyfert 1 galaxy, RE J1034+396 (2007)
Puchnarewicz Mason And, E. M. Puchnarewicz, K. O. Mason, A. Siemiginowska
RE J1034+396 has one of the hottest big blue bumps of any Seyfert 1 (kTBB120 eV) and thus provides a valuable insight into the physics in the nuclei of active galaxies. In this paper, we present UV...
Hardy Jones, L R Jones, M R Merrifield, K O Mason, A M Newsam, R G Abraham, ...
We present the results of the deepest optically identified X-ray survey yet made. The X-ray survey was made with the ROSAT PSPC and reaches a flux limit of 1:6 \Theta 10 \Gamma15 erg cm \Gamma2 s...
X-ray QSO evolution from a very deep ROSAT survey (2007)
Jones Hardy, M R Merrifield, K O Mason, P J Smith, R G Abraham, A M Newsam, ...
In the deepest optically identified X-ray survey yet performed, we have identified 32 X-ray selected QSOs to a flux limit of 2 \Theta 10 \Gamma15 erg cm \Gamma2 s \Gamma1 (0.5-2 keV). The survey,...
Early afterglow detection in the Swift observations of GRB 050801 (2007)
De Pasquale, Massimiliano, Oates, S. R., Page, M. J., Burrows, D. N., Blustin, A. J., Zane, S., ...
We present results of Swift optical, UV and X-ray observations of the afterglow of GRB 050801. The source is visible over the full optical, UV and X-ray energy range of the Swift UVOT and XRT...
Dust and Gas in the Local Environments of Gamma-Ray Bursts (2007)
Schady, P., Mason, K. O., Page, M. J., De Pasquale, M., Morris, D. C., Romano, P., ...
Using a sample of gamma-ray burst (GRB) afterglows detected by both the X-Ray and the UV/Optical Telescopes (XRT and UVOT) on Swift, we modelled the spectral energy distributions (SEDs) to determine...
Swift ultraviolet photometry of the Deep Impact encounter with Comet 9P/Tempel 1 (2007)
Mason, K. O., Chester, M., Cucchiara, A., Gronwall, C., Grupe, D., Hunsberger, S, ...
Extreme Properties Of GRB061007: A Highly Energetic Or A Highly Collimated Burst? (2006)
Schady, P., De Pasquale, M., Page, M. J., Vetere, L., Pandey, S. B., Wang, X. Y., ...
GRB061007 is the brightest gamma-ray burst (GRB) to be detected by Swift and is accompanied by an exceptionally luminous afterglow that had a V-band magnitude
Extreme Properties Of GRB061007: A Highly Energetic OR Highly Collimated Burst? (2006)
Schady, P., De Pasquale, M., Cummings, J., Page, M. J., Pandey, S. B., Wang, X. Y., ...
%auto-ignore This paper has been withdrawn by the authors due to dublicate submission. To download the paper please go to astro-ph/0611081
Swift observations of GRB050904: the most distant cosmic explosion ever observed (2006)
Cusumano, G., Mangano, V., Chincarini, G., Panaitescu, A., Burrows, D. N., La Parola, V., ...
Swift discovered the high redshift (z=6.29) GRB050904 with the Burst Alert Telescope (BAT) and began observing with its narrow field instruments 161 s after the burst onset. This gamma-ray burst is...
The association of GRB 060218 with a supernova and the evolution of the shock wave (2006)
Campana, S., Mangano, V., Blustin, A.J., Brown, P., Burrows, D.N., Chincarini, G., ...
Although the link between long -ray bursts (GRBs) and supernovae has been established, hitherto there have been no observations of the beginning of a supernova explosion and its intimate link to a...
Swift observations of GRB050712 (2006)
De Pasquale, M., Grupe, D., Poole, T. S., Breeveld, A. A., Zane, S., Rosen, S. R., ...
We present the results of X-ray and optical observations of GRB050712 performed by Swift. The X-ray lightcurve of this burst exhibits episodes of flares in the first 1000s, the same epoch at which...
X-ray spectra of sources in the 13H XMM-Newton / Chandra deep field (2006)
Page, M. J., Loaring, N. S., Dwelly, T., Mason, K. O., McHardy, I., Gunn, K., ...
We present the X-ray spectra of 86 optically-identified sources in the 13H XMM-Newton/Chandra deep field which have >70 X-ray counts. The sample consists of 50 broad line AGN, 25 narrow emission line...
Prompt optical observations of GRB 050319 with the Swift UVOT (2006)
Mason, K.O., Blustin, A.J., Boyd, P., Holland, S.T., Page, M.J., Roming, P., ...
The UVOT telescope on the Swift observatory has detected optical afterglow emission from GRB 050319. The flux declines with a power law slope of alpha = -0.57 between the start of observations some...
Swift panchromatic observations of the bright gamma‐ray burst GRB 050525a (2006)
Blustin, A.J., Band, D., Barthelmy, S., Boyd, P., Capalbi, M., Holland, S.T., ...
The bright gamma-ray burst GRB 050525a has been detected with the Swift observatory, providing unique multiwavelength coverage from the very earliest phases of the burst. The X-ray and optical/UV...
Swift X-Ray Telescope Observations of the Deep Impact Collision (2006)
Willingale, R., O'Brien, P. T., Cowley, S. W. H., Jones, G. H., McComas, D. J., Mason, K. O., ...
Prompt optical observations of GRB050319 with the Swift UVOT (2005)
Mason, K. O., Blustin, A. J., Boyd, P., Holland, S. T., Page, M. J., Roming, P., ...
The UVOT telescope on the Swift observatory has detected optical afterglow emission from GRB 050319. The flux declines with a power law slope of alpha = -0.57 between the start of observations some...
A short gamma-ray burst apparently associated with an elliptical galaxy at redshift z = 0.225 (2005)
Sarazin, C L, O'Brien, P T, Zhang, B, Barthelmy, S D, ...
Gamma-ray bursts (GRBs) come in two classes: long (> 2 s), soft-spectrum bursts and short, hard events. Most progress has been made on understanding the long GRBs, which are typically observed at...
Swift panchromatic observations of the bright gamma-ray burst GRB050525a (2005)
Blustin, A. J., Band, D., Barthelmy, S., Boyd, P., Capalbi, M., Holland, S. T., ...
The bright gamma-ray burst GRB050525a has been detected with the Swift observatory, providing unique multiwavelength coverage from the very earliest phases of the burst. The X-ray and optical/UV...
The Swift Ultra-Violet/Optical Telescope (2005)
Roming, P. W. A., Kennedy, T. E., Mason, K. O., Nousek, J. A., Ahr, L., Bingham, R. E., ...
The UV/Optical Telescope (UVOT) is one of three instruments flying aboard the Swift Gamma-ray Observatory. It is designed to capture the early (approximately 1 minute) UV and optical photons from the...
Erratum: The Swift Gamma-Ray Burst Mission (2005)
Gehrels, N., Chincarini, G., Giommi, P., Mason, K. O., Nousek, J. A., Wells, A. A., ...
A short gamma-ray burst apparently associated with an elliptical galaxy at redshift 0.225 (2005)
Gehrels, Neil, Sarazin, C.L., O'Brien, Paul T., Zhang, B., Barbier, L., Barthelmy, Scott D., ...
The Swift Gamma-Ray Burst Mission (2004)
Gehrels, N., Chincarini, G, Giommi, P., Mason, K. O., Nousek, J. A., Wells, A. A., ...
The Swift mission, scheduled for launch in early 2004, is a multiwavelength observatory for gamma-ray burst (GRB) astronomy. It is the first-of-its-kind autonomous rapid-slewing satellite for...
Relativistic O VIII emission and ionized outflow in NGC 4051 measured with XMM-Newton (2004)
Ogle, P.M., Mason, K.O., Page, M.J., Salvi, N.J., Cordova, F.A., McHardy, I.M., ...
We present XMM-Newton Reflection Grating Spectrometer observations of the soft X-ray spectrum of NGC 4051 and explore their implications for the inner accretion disk and ionized outflow in the active...
Book description: This invaluable book provides an introduction to space science. It brings together the various space science disciplines in one volume, and will benefit a wide audience,...
The Swift gamma-ray burst mission (2004)
Gehrels, N., Chincarini, G., Giommi, P., Mason, K. O., Nousek, J. A., Wells, A. A., ...
XMM-Newton spectroscopy of high redshift quasars (2003)
Brocksopp, C., Puchnarewicz, E. M., Mason, K. O., Cordova, F. A., Priedhorsky, W. C.
We present XMM-Newton X-ray spectra and optical photometry of four high redshift (z=2.96-3.77) quasars, [HB89] 0438-436, [HB89] 2000-330, [SP89] 1107+487 and RX J122135.6+280613; of these four...
Combined Long and Short Timescale X-ray Variability of NGC4051 with RXTE and XMM-Newton (2003)
McHardy, I. M., Papadakis, I. E., Uttley, P., Page, M. J., Mason, K. O.
We present over 6.5 years of frequent X-ray observations of the NLS1 galaxy NGC4051 by RXTE together with a >100ks observation by XMM-Newton and so derive a 2-10 keV PSD covering an unprecedent...
Mason, K.O., Branduardi-Raymont, G., Ogle, P.M., Page, M.J., Puchnarewicz, E.M., Behar, E., ...
Competing models for broad spectral features in the soft X-ray spectrum of the Seyfert I galaxy Mrk 766 are tested against data from a 130 ks XMM-Newton observation. A model including...
XEUS - the X-ray evolving universe spectroscopy mission (2003)
Parmar, A. N., Hasinger, G., Arnaud, M., Barcons, X., Barret, D., Blanchard, A., ...
XMM-Newton observations of a possible light echo in the Seyfert 1 nucleus of NGC 4051 (2002)
Mason, K.O., McHardy, I.M., Page, M.J., Uttley, P., Córdova, F.A., Maraschi, L., ...
We discuss a 1.5 day long observation of the bright variable Seyfert 1 galaxy NGC 4051 that was obtained with the X-ray and ultraviolet telescopes on XMM-Newton and extended in the X-ray band using...
The signature of supernova ejecta in the X-ray afterglow of the gamma-ray burst 011211 (2002)
Reeves, J.N., Watson, D., Osborne, Julian P., Pounds, Kenneth A., O'Brien, Paul T., Short, A.D.T., ...
Correlated multiwavelength emission from the X-ray-bright Seyfert galaxy III Zw 2. (2002)
Salvi, N.J., Page, M.J., Stevens, J. A., Wu, K., Mason, K.O., Aller, M., ...
‘The definitive version is available at www.blackwell-synergy.com '. Copyright Blackwell Publishing. DOI: 10.1046/j.1365-8711.2002.05603.x [Full text of this article is not available in the UHRA]
The XMM-Newton optical/UV monitor telescope (2001)
Mason, K.O., Breeveld, A., Much, R., Carter, M., Cordova, F.A., Cropper, M.S., ...
The XMM-OM instrument extends the spectral coverage of the XMM-Newton observatory into the ultraviolet and optical range. It provides imaging and time-resolved data on targets simultaneously with...
Discovery of a new NLQSO: RX J1334.2+3759 (2001)
Dewangan, G. C, Singh, K. P, Jones, L. R, McHardy, I. M, Newsam, A. M, Mason, K. O
A new narrow-line QSO, RX J1334.2+3759, has been identified at a redshift of 0.3858. The QSO has intrinsic soft X-ray luminosity ~ 2.8 x 1044 erg s-1. Soft X-ray emission from the QSO is highly...
Phase-resolved Hubble Space Telescope ultraviolet spectroscopy of V795 Her. (1998)
Rosen, S.R., Prinja, R.K., Drew, J.E., Mason, K.O., Howell, S.B.
‘The definitive version is available at www.blackwell-synergy.com.’ Copyright Blackwell Publishing. DOI: 10.1046/j.1365-8711.1998.01844.x [Full text of this article is not available in the UHRA]
Simultaneous UBVRIJK photometric and polarimetric observations of PQ Gem. (1997)
Potter, S.B., Cropper, M., Mason, K.O., Hough, J., Bailey, J.
Original article can be found via: http://cdsads.u-strasbg.fr/ Copyright Royal Astronomical Society [Full text of this article is not available in the UHRA]