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TDCOSMO IV: Hierarchical time-delay cosmography -- joint inference of the Hubble constant and galaxy density profiles
S. Birrer, A. J. Shajib, A. Galan +24
The H0LiCOW collaboration inferred via gravitational lensing time delays a Hubble constant km s, describing deflector mass density pro…
A SHARP view of H0LiCOW: from three time-delay gravitational lens systems with adaptive optics imaging
Geoff C. -F. Chen, Christopher D. Fassnacht, Sherry. H. Suyu +20
We present the measurement of the Hubble Constant, , with three strong gravitational lens systems. We describe a blind analysis of both PG1115+080 and HE0435-1223 as well as a…
H0LiCOW XIII. A 2.4% measurement of from lensed quasars: tension between early and late-Universe probes
Kenneth C. Wong, Sherry H. Suyu, Geoff C. -F. Chen +23
We present a measurement of the Hubble constant () and other cosmological parameters from a joint analysis of six gravitationally lensed quasars with measured time delays. A…
H0LiCOW XII. Lens mass model of WFI2033-4723 and blind measurement of its time-delay distance and
Cristian E. Rusu, Kenneth C. Wong, Vivien Bonvin +15
We present the lens mass model of the quadruply-imaged gravitationally lensed quasar WFI2033-4723, and perform a blind cosmographical analysis based on this system. Our analysis co…
Effect of lensing magnification on type Ia supernova cosmology
Hinako Sakakibara, Atsushi J. Nishizawa, Masamune Oguri +3
Effect of gravitational magnification on the measurement of distance modulus of type Ia supernovae is presented. We investigate a correlation between magnification and Hubble resid…
H0LiCOW - IX. Cosmographic analysis of the doubly imaged quasar SDSS 1206+4332 and a new measurement of the Hubble constant
S. Birrer, T. Treu, C. E. Rusu +15
We present a blind time-delay strong lensing (TDSL) cosmographic analysis of the doubly imaged quasar SDSS 1206+4332. We combine the relative time delay between the quasar images,…
Constraining the microlensing effect on time delays with new time-delay prediction model in measurements
Geoff C. -F. Chen, James H. H. Chan, Vivien Bonvin +14
Time-delay strong lensing provides a unique way to directly measure the Hubble constant (). The precision of the measurement depends on the uncertainties in the time…
H0LiCOW IV. Lens mass model of HE 0435-1223 and blind measurement of its time-delay distance for cosmology
Kenneth C. Wong, Sherry H. Suyu, Matthew W. Auger +13
Strong gravitational lenses with measured time delays between the multiple images allow a direct measurement of the time-delay distance to the lens, and thus a measure of cosmologi…
A Spectroscopically Confirmed Double Source Plane Lens System in the Hyper Suprime-Cam Subaru Strategic Program
Masayuki Tanaka, Kenneth Wong, Anupreeta More +11
We report the serendipitous discovery of HSC J142449-005322, a double source plane lens system in the Hyper Suprime-Cam Subaru Strategic Program. We dub the system Eye of Horus. Th…
Quantifying Environmental and Line-of-Sight Effects in Models of Strong Gravitational Lens Systems
Curtis McCully, Charles R. Keeton, Kenneth C. Wong +1
Matter near a gravitational lens galaxy or projected along the line of sight (LOS) can affect strong lensing observables by more than contemporary measurement errors. We simulate l…
SHARP - III: First Use Of Adaptive Optics Imaging To Constrain Cosmology With Gravitational Lens Time Delays
Geoff C. -F. Chen, Sherry H. Suyu, Kenneth C. Wong +9
Accurate and precise measurements of the Hubble constant are critical for testing our current standard cosmological model and revealing possibly new physics. With Hubble Space Tele…
Characterizing the Best Cosmic Telescopes with the Millennium Simulations
K. Decker French, Kenneth C. Wong, Ann I. Zabludoff +3
Certain configurations of massive structures projected along the line of sight maximize the number of detections of gravitationally lensed galaxies. We characterize such…
A New Hybrid Framework to Efficiently Model Lines of Sight to Gravitational Lenses
Curtis McCully, Charles R. Keeton, Kenneth C. Wong +1
In strong gravitational lens systems, the light bending is usually dominated by one main galaxy, but may be affected by other mass along the line of sight (LOS). Shear and converge…
Mapping Compound Cosmic Telescopes Containing Multiple, Projected Cluster-Scale Halos
S. Mark Ammons, Kenneth C. Wong, Ann I. Zabludoff +1
Lines of sight with multiple, projected, cluster-scale halos have high total masses and complex lens plane interactions that can boost the area of magnification, or etendue, making…
PRIMUS: Galaxy Clustering as a Function of Luminosity and Color at 0.2<z<1
Ramin A. Skibba, M. Stephen M. Smith, Alison L. Coil +9
We present measurements of the luminosity and color-dependence of galaxy clustering at 0.2<z<1.0 in the PRIsm MUlti-object Survey (PRIMUS). We quantify the clustering with the reds…
Dark energy with gravitational lens time delays
T. Treu, P. J. Marshall, F. -Y. Cyr-Racine +35
Strong lensing gravitational time delays are a powerful and cost effective probe of dark energy. Recent studies have shown that a single lens can provide a distance measurement wit…
A New Approach to Identifying the Most Powerful Gravitational Lensing Telescopes
Kenneth C. Wong, Ann I. Zabludoff, S. Mark Ammons +3
The best gravitational lenses for detecting distant galaxies are those with the largest mass concentrations and the most advantageous configurations of that mass along the line of…
The PRIsm MUlti-object Survey (PRIMUS). II. Data Reduction and Redshift Fitting
Richard J. Cool, John Moustakas, Michael R. Blanton +10
The PRIsm MUti-object Survey (PRIMUS) is a spectroscopic galaxy redshift survey to z~1 completed with a low-dispersion prism and slitmasks allowing for simultaneous observations of…
PRIMUS: Infrared and X-ray AGN Selection Techniques at 0.2<z<1.2
Alexander J. Mendez, Alison L. Coil, James Aird +7
We present a study of Spitzer/IRAC and X-ray active galactic nuclei (AGNs) selection techniques in order to quantify the overlap, uniqueness, contamination, and completeness of eac…
PRIMUS: An observationally motivated model to connect the evolution of the AGN and galaxy populations out to z~1
James Aird, Alison L. Coil, John Moustakas +6
We present an observationally motivated model to connect the AGN and galaxy populations at 0.2<z<1.0 and predict the AGN X-ray luminosity function (XLF). We start with measurements…
PRIMUS: Constraints on Star Formation Quenching and Galaxy Merging, and the Evolution of the Stellar Mass Function From z=0-1
John Moustakas, Alison Coil, James Aird +7
We measure the evolution of the stellar mass function (SMF) from z=0-1 using multi-wavelength imaging and spectroscopic redshifts from the PRism MUlti-object Survey (PRIMUS) and th…
Optimal Mass Configurations for Lensing High-Redshift Galaxies
Kenneth C. Wong, S. Mark Ammons, Charles R. Keeton +1
We investigate the gravitational lensing properties of lines of sight containing multiple cluster-scale halos, motivated by their ability to lens very high-redshift (z ~ 10) source…
PRIMUS: The dependence of AGN accretion on host stellar mass and color
James Aird, Alison L. Coil, John Moustakas +7
We present evidence that the incidence of active galactic nuclei (AGNs) and the distribution of their accretion rates do not depend on the stellar masses of their host galaxies, co…
PRIMUS: Enhanced Specific Star Formation Rates In Close Galaxy Pairs
Kenneth C. Wong, Michael R. Blanton, Scott M. Burles +6
Tidal interactions between galaxies can trigger star formation, which contributes to the global star formation rate density of the universe and could be a factor in the transformat…