Search Results - "Stubbs, C. W."
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Design and Operation of the ATLAS Transient Science Server
Published in Publications of the Astronomical Society of the Pacific (01-08-2020)“…The Asteroid Terrestrial impact Last Alert System (ATLAS) system consists of two 0.5 m Schmidt telescopes with cameras covering 29 square degrees at plate…”
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Cluster mass calibration at high redshift: HST weak lensing analysis of 13 distant galaxy clusters from the South Pole Telescope Sunyaev–Zel'dovich Survey
Published in Monthly notices of the Royal Astronomical Society (21-02-2018)“…Abstract We present an HST/Advanced Camera for Surveys (ACS) weak gravitational lensing analysis of 13 massive high-redshift (zmedian = 0.88) galaxy clusters…”
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Testing for X-Ray-SZ Differences and Redshift Evolution in the X-Ray Morphology of Galaxy Clusters
Published in The Astrophysical journal (20-05-2017)“…We present a quantitative study of the X-ray morphology of galaxy clusters, as a function of their detection method and redshift. We analyze two separate…”
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A SEARCH FOR FAST OPTICAL TRANSIENTS IN THE Pan-STARRS1 MEDIUM-DEEP SURVEY: M-DWARF FLARES, ASTEROIDS, LIMITS ON EXTRAGALACTIC RATES, AND IMPLICATIONS FOR LSST
Published in The Astrophysical journal (10-12-2013)“…We present a search for fast optical transients ([tau] ~ 0.5 hr-1 day) using repeated observations of the Pan-STARRS1 Medium-Deep Survey (PS1/MDS) fields. Our…”
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First Results from Pan-STARRS1: Faint, High Proper Motion White Dwarfs in the Medium-Deep Fields
Published in The Astrophysical journal (20-01-2012)“…The Pan-STARRS1 survey has obtained multi-epoch imaging in five bands (Pan-STARRS1 g sub(P1), r sub(P1), i sub(P1), z sub(P1), and y sub(P1)) on 12…”
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Detection of enhancement in number densities of background galaxies due to magnification by massive galaxy clusters
Published in Monthly notices of the Royal Astronomical Society (11-04-2016)“…We present a detection of the enhancement in the number densities of background galaxies induced from lensing magnification and use it to test the…”
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Optical confirmation and redshift estimation of the Planck cluster candidates overlapping the Pan-STARRS Survey
Published in Monthly notices of the Royal Astronomical Society (01-06-2015)“…We report results of a study of Planck Sunyaev–Zel'dovich effect selected galaxy cluster candidates using the Panoramic Survey Telescope & Rapid Response…”
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The Apache Point Observatory Lunar Laser-ranging Operation: Instrument Description and First Detections
Published in Publications of the Astronomical Society of the Pacific (01-01-2008)“…A next-generation lunar laser-ranging apparatus using the 3.5 m telescope at the Apache Point Observatory in southern New Mexico has begun science operation…”
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The MACHO Project: Microlensing Results from 5.7 Years of Large Magellanic Cloud Observations
Published in The Astrophysical journal (10-10-2000)Get full text
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Long-term degradation of optical devices on the Moon
Published in Icarus (New York, N.Y. 1962) (01-07-2010)“…Forty years ago, Apollo astronauts placed the first of several retroreflector arrays on the lunar surface. Their continued usefulness for laser ranging might…”
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ATLAS: A High-cadence All-sky Survey System
Published in Publications of the Astronomical Society of the Pacific (01-06-2018)“…Technology has advanced to the point that it is possible to image the entire sky every night and process the data in real time. The sky is hardly static: many…”
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Laser ranging to the lost Lunokhod 1 reflector
Published in Icarus (New York, N.Y. 1962) (01-02-2011)“…► The Lunokhod 1 reflector has been found via laser ranging. ► The Lunokhod 1 reflector’s position is now determined to few-centimeter precision. ► The return…”
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MACHO Project Limits on Black Hole Dark Matter in the 1-30 M Range
Published in The Astrophysical journal (01-04-2001)Get full text
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Microlensing Optical Depth toward the Galactic Bulge Using Clump Giants from the MACHO Survey
Published in The Astrophysical journal (01-10-2005)“…Using 7 yr of MACHO survey data, we present a new determination of the optical depth to microlensing toward the Galactic bulge. We select the sample of 62…”
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The MACHO Project Large Magellanic Cloud Microlensing Results from the First Two Years and the Nature of the Galactic Dark Halo
Published in The Astrophysical journal (10-09-1997)Get full text
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Time Dilation in Type Ia Supernova Spectra at High Redshift
Published in The Astrophysical journal (01-08-2008)“…We present multiepoch spectra of 13 high-redshift Type Ia supernovae (SNe Ia) drawn from the literature, the ESSENCE and SNLS projects, and our own separate…”
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THE Pan-STARRS1 PHOTOMETRIC SYSTEM
Published in The Astrophysical journal (10-05-2012)“…The Pan-STARRS1 survey is collecting multi-epoch, multi-color observations of the sky north of declination -30 Degree-Sign to unprecedented depths. These data…”
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The MACHO Project: Microlensing Optical Depth toward the Galactic Bulge from Difference Image Analysis
Published in The Astrophysical journal (01-10-2000)Get full text
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COSMOLOGICAL CONSTRAINTS FROM MEASUREMENTS OF TYPE Ia SUPERNOVAE DISCOVERED DURING THE FIRST 1.5 yr OF THE Pan-STARRS1 SURVEY
Published in The Astrophysical journal (01-11-2014)“…We present griz sub(P1) light curves of 146 spectroscopically confirmed Type Ia supernovae (SNe Ia; 0.03 < z < 0.65) discovered during the first 1.5 yr of the…”
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An ultraviolet–optical flare from the tidal disruption of a helium-rich stellar core
Published in Nature (London) (10-05-2012)“…The observation of a flare of radiation from the centre of an inactive galaxy fits a model of the tidal disruption of a helium-rich stellar core and its…”
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