activity
20232026
most citedLensed Type Ia Supernova "Encore" at z=2: The First Instance of Two Multiply-Imaged Supernovae in the Same Host Galaxy

51 citations · 91 across the 12 of their papers we have counts for

collaborators

12 papers

astro-ph.CO2026

TDCOSMO XXVIII. The Hubble constant from the quadruply lensed quasar J15373010 with precise time delays

A. Galan, A. G. Schweinfurth, S. H. Suyu +21

We present the first measurement of the Hubble constant () from the quadruply-lensed quasar J15373010, which has optically-measured time delays at precision. We…

astro-ph.CO2026

A new measurement with SNe Requiem and Encore using

L. Bazzanini, G. Di Rosa, A. Acebron +24

We present a strong-lensing (SL) analysis of the galaxy cluster MACS J0138.0-2155 (z=0.336), the first known lens cluster discovered to host two distinct multiply imaged Type Ia su…

astro-ph.GA2025

Strong Lensing Model and Dust Extinction Maps of the Host Galaxy of Type Ia Supernova H0pe

A. Galan, S. Schuldt, G. B. Caminha +11

Strong gravitational lensing by massive galaxy clusters offers rare opportunities to observe multiple images of distant () Type Ia supernovae (SNe) and to resolve the…

astro-ph.CO2025★ 12 cited

Cosmology with supernova Encore in the strong lensing cluster MACS J0138-2155: Lens model comparison and H0 measurement

S. H. Suyu, A. Acebron, C. Grillo +28

MACS J0138-2155 is the only known cluster to strongly lens two supernovae (SNe), Requiem and Encore, from the same host galaxy at z=1.949. We present seven independent mass models…

astro-ph.GA2025★ 1 cited

A stellar dynamical mass measurement of an inactive black hole at redshift 2

Andrew B. Newman, Meng Gu, Sirio Belli +34

Supermassive black holes and their host galaxies grow together over time, producing correlations between the black hole mass and various galaxy properties. Determining the evolutio…

astro-ph.CO2025★ 8 cited

Cosmology with supernova Encore in the strong lensing cluster MACS J01382155: photometry, cluster members, and lens mass model

S. Ertl, S. H. Suyu, S. Schuldt +23

The strongly lensed Supernova (SN) Encore at a redshift of , discovered behind the galaxy cluster MACS J01382155 at , provides a rare opportunity for time-de…

astro-ph.GA2025★ 6 cited

Enhanced strong-lensing model of MACS~J0138.02155 based on new JWST and VLT/MUSE observations

Ana Acebron, Pietro Bergamini, Piero Rosati +10

We present a new parametric strong lensing analysis of the galaxy cluster MACS J0138.0-2155 at z = 0.336, the first known to show two multiply-imaged supernova (SN) siblings, SN Re…

astro-ph.GA2024

Cosmology with Supernova Encore in the lensing cluster MACS J01382155 -- Spectroscopy with MUSE

G. Granata, G. B. Caminha, S. Ertl +9

We present a spectroscopic analysis of MACS J01382155, at , the first galaxy cluster hosting two strongly-lensed supernovae (SNe), Requiem and Encore, providing us with…

astro-ph.GA2024★ 1 cited

The next step in galaxy cluster strong lensing: modeling the surface brightness of multiply-imaged sources

Ana Acebron, Claudio Grillo, Sherry H. Suyu +12

Overcoming both modeling and computational challenges, we present, for the first time, the extended surface-brightness distribution model of a strongly-lensed source in a complex g…

astro-ph.GA2024★ 11 cited

AGEL: Is the Conflict Real? Investigating Galaxy Evolution Models using Strong Lensing at 0.3 < z < 0.9

Nandini Sahu, Kim-Vy Tran, Sherry H. Suyu +13

Observed evolution of the total mass distribution with redshift is crucial to testing galaxy evolution theories. To measure the total mass distribution, strong gravitational lenses…

astro-ph.CO2024★ 51 cited

Lensed Type Ia Supernova "Encore" at z=2: The First Instance of Two Multiply-Imaged Supernovae in the Same Host Galaxy

J. D. R. Pierel, A. B. Newman, S. Dhawan +60

A bright (=24 mag), supernova (SN) candidate was discovered in JWST/NIRCam imaging acquired on 2023 November 17. The SN is quintuply-imaged as a result o…

astro-ph.GA2023★ 1 cited

The missing quasar image in the gravitationally lensed quasar HE02302130: Implications for the cored lens mass distribution and dark satellites

S. Ertl, S. Schuldt, S. H. Suyu +3

Strongly lensed systems with peculiar configurations allow us to probe the local properties of the deflecting lens mass while simultaneously testing general profile assumptions. Th…