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With an inferred bolometric luminosity of $5\times10^{15}{\rm \lsun}$, the recently identified z=3.87, broad absorption line quasar APM 08279+5255 is apparently the most luminous object currently known. As half of its prodigious emission…

天体物理学 · 物理学 2009-10-30 Geraint F. Lewis , Scott C. Chapman , Rodrigo A. Ibata , Michael J. Irwin , Edward J. Totten

We present rest-frame optical/near-infrared spectra of the gravitationally lense d quasar APM 08279+5255 at $z=3.91$ that has been taken using the Infrared Camera (IRC) onboard the AKARI infrared satellite. The observed continuum consists…

宇宙学与河外天体物理 · 物理学 2011-02-11 S. Oyabu , K. Kawara , Y. Tsuzuki , Y. Matsuoka , H. Sameshima , N. Asami , Y. Ohyama

We present submillimetre observations of the z=3.653 quasar SDSS160705+533558 together with data in the optical and infrared. The object is unusually bright in the far-IR and submm with an IR luminosity of ~10^14 L_sun. We ascribe this…

We report observations of the z = 3.87 broad absorption line quasar APM 08279+5255 (Irwin et al. 1998) with the Adaptive Optics Bonnette (AOB) of the Canada-France-Hawaii Telescope. The object is found to be a double source. The separation…

天体物理学 · 物理学 2007-05-23 C. Ledoux , B. Theodore , P. Petitjean , M. N. Bremer , G. F. Lewis , R. A. Ibata , M. J. Irwin , E. J. Totten

We have mapped the molecular gas content in the host galaxy of the strongly lensed high redshift quasar APM 08279+5255 (z=3.911) with the Very Large Array at 0.3" resolution. The CO(J=1-0) emission is clearly resolved in our maps. The…

天体物理学 · 物理学 2008-12-18 Dominik A. Riechers , Fabian Walter , Christopher L. Carilli , Geraint F. Lewis

The ultraluminous broad absorption line quasar APM08279+5255 is one of the most luminous systems known. Here, we present an analysis of its nuclear CO(1-0) emission. Its extended distribution suggests that the gravitational lens in this…

天体物理学 · 物理学 2009-11-07 Geraint F. Lewis , Chris Carilli , Padeli Papadopoulos , R. J. Ivison

Submillimeter (and in some cases millimeter) wavelength continuum measurements are presented for a sample of 40 active galactic nuclei (probably all quasars) lensed by foreground galaxies. The object of this study is to use the lensing…

天体物理学 · 物理学 2009-11-07 Richard Barvainis , Rob Ivison

We report on one year of photometric monitoring of the ultraluminous BAL quasar APM 08279+5255. The temporal sampling reveals that this gravitationally lensed system has brightened by ~0.2 mag in 100 days. Two potential causes present…

天体物理学 · 物理学 2009-10-31 Geraint F. Lewis , Russell M. Robb , Rodrigo A. Ibata

We present new observations of MRG-M2129, a quiescent galaxy at z = 2.15 with the Atacama Large Millimeter/submillimeter Array (ALMA). With the combination of the gravitational lensing effect by the foreground cluster and the angular…

Gravitational lensing sometimes dominates the observed properties of apparently very bright objects. We present morphological properties in the high-resolution (FWHM $\sim0.''15$) Atacama Large Millimeter/submillimeter Array (ALMA) 1-mm map…

星系天体物理 · 物理学 2020-03-11 Seiji Fujimoto , Masamune Oguri , Tohru Nagao , Takuma Izumi , Masami Ouchi

We present new results from our study of the X-rayed outflow of the z = 3.91 gravitationally lensed broad absorption line (BAL) quasar APM 08279+5255. These results are based on spectral fits to all the long exposure observations of APM…

高能天体物理现象 · 物理学 2015-05-28 C. Saez , G. Chartas

We present a sub-50 pc-scale analysis of the gravitational lens system SDP.81 at redshift 3.042 using Atacama Large Millimetre/submillimetre Array (ALMA) science verification data. We model both the mass distribution of the gravitational…

星系天体物理 · 物理学 2015-04-28 M. Rybak , J. P. McKean , S. Vegetti , P. Andreani , S. D. M. White

We present a suite of observations of the recently identified ultraluminous BAL quasar APM 08279+5255, taken both in the infra-red with the NICMOS high resolution camera on board the Hubble Space Telescope, and at 3.5cm with the Very Large…

天体物理学 · 物理学 2009-10-31 Rodrigo A. Ibata , Geraint F. Lewis , Michael J. Irwin , Joseph Lehar , Edward J. Totten

The gravitationally lensed quasar APM 08279+5255 has the fastest claimed wind from any AGN, with velocities of 0.6-0.7c, requiring magnetic acceleration as special relativisitic effects limit all radiatively driven winds to v<0.3-0.5c.…

高能天体物理现象 · 物理学 2017-04-12 Kouichi Hagino , Chris Done , Hirokazu Odaka , Shin Watanabe , Tadayuki Takahashi

We detected with the IRAM interferometer the lines of CO(4-3) and CO(9-8) from the recently-discovered broad absorption line quasar APM 08279+5255. The molecular lines are at a redshift of 3.911, which we take to be the true cosmological…

天体物理学 · 物理学 2009-10-31 D. Downes , R. Neri , T. Wiklind , D. J. Wilner , P. Shaver

We present results from X-ray observations of the gravitationally lensed z = 1.51 AGN HS 0810+2554 performed with the Chandra X-ray Observatory and XMM-Newton. Blueshifted absorption lines are detected in both observations at rest-frame…

高能天体物理现象 · 物理学 2016-06-22 G. Chartas , M. Cappi , F. Hamann , M. Eracleous , S. Strickland , M. Giustini , T. Misawa

We present high spectral resolution VLT observations of the BAL quasar SDSS J0318-0600. This high quality data set allows us to extract accurate ionic column densities and determine an electron number density of n_e=10^3.3 +/- 0.2 cm^-3 for…

宇宙学与河外天体物理 · 物理学 2014-11-20 Jay P. Dunn , Manuel A. Bautista , Nahum Arav , Maxwell Moe , Kirk T. Korista , Elisa Costantini , Chris Benn , Sara Ellison , Doug Edmonds

We present results from three Suzaku observations of the z=3.91 gravitationally lensed broad absorption line quasar APM 08279+5255. We detect strong and broad absorption at rest-frame energies of <2 keV (low-energy) and 7-12 keV…

宇宙学与河外天体物理 · 物理学 2010-01-15 C. Saez , G. Chartas , W. N. Brandt

We report 250 GHz (1.2mm) observations of redshift > 3.8 quasars from the Palomar Sky Survey (PSS) sample, using the Max-Planck Millimetre Bolometer (MAMBO) array at the IRAM 30-metre telescope. Eighteen sources were detected and upper…

天体物理学 · 物理学 2009-11-06 A. Omont , P. Cox , F. Bertoldi , R. G. McMahon , C. Carilli , K. G. Isaak

We report the detection of the CO 4-3, 6-5, 9-8, 10-9, and 11-10 lines in the Broad Absorption Line quasar APM08279+5255 at z=3.9 using the IRAM 30m telescope. We also present IRAM PdBI high spatial resolution observations of the CO 4-3 and…

天体物理学 · 物理学 2009-11-13 A. Weiss , D. Downes , R. Neri , F. Walter , C. Henkel , D. J. Wilner , J. Wagg , T. Wiklind
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