65 citations · 758 across the 55 of their papers we have counts for
56 papers
LoVoCCS. III. Third Generation Pipeline & The Hercules Supercluster
Anthony M. Englert, Shenming Fu, Ian Dell'Antonio +29
The Local Volume Complete Cluster Survey (LoVoCCS) is a volume-complete survey of over one-hundred nearby (), X-ray luminous ($L_{500} > 10^{44} \text{ erg s}^{-1}…
Weak Lensing Spectrotomography: A1767 and A2065
Jubee Sohn, Ian P. Dell'Antonio, Margaret J. Geller
We describe spectroscopic tomographic weak lensing measurements (spectrotomography) for two rich clusters of galaxies, A1767 and A2065, based on extensive spectroscopy and Subaru/H…
Identification of Compact Groups of Galaxies in IllustrisTNG300
Seungwu Yoo, Jubee Sohn
We identify compact groups of galaxies (CGs) in the IllustrisTNG-300 simulation using a Friends-of-Friends (FoF) algorithm. Our approach is designed to be comparable to systematic…
The Stellar Mass Function for Nine Massive Galaxy Clusters in the Local Universe
Jong-In Park, Jubee Sohn, Margaret J. Geller +2
We measure galaxy stellar mass functions (SMFs) for nine of the most massive galaxy clusters in the local universe () using deep and complete spectroscopy from the…
The Redshifts from 122 Bands: Comparative Redshift Forecast for Low-Resolution Spectra from SPHEREx and 7-Dimensional Sky Survey (7DS)
Jangho Bae, Bomee Lee, Myungshin Im +21
The recently initiated SPHEREx and 7DS surveys will deliver low-resolution spectra () for hundreds of millions of galaxies over the optical to near-infrared range…
Velocity dispersion functions of pressure-supported galaxies in EAGLE simulations with varying active galactic nucleus feedback
Jungwon Choi, Jubee Sohn
We investigate the stellar velocity dispersion functions (VDFs) of pressure-supported galaxies in the EAGLE cosmological simulations. The central stellar velocity dispersion is one…
AllBRICQS: The Discovery of Luminous Quasars in the Northern Hemisphere
Yunyi Choi, Yuming Fu, Myungshin Im +16
We present the second catalog of bright quasars from the All-sky BRIght, Complete Quasar Survey (AllBRICQS), focusing on spectroscopically observed quasars in the Northern Hemisphe…
Structural evolution of quiescent galaxies at intermediate redshifts at UV and red rest-frame wavelengths
Michele Pizzardo, Ivana Damjanov, Jubee Sohn +1
We model the wavelength dependence of structural parameters for a mass-limited sample () of quiescent galaxies with using $griz…
RVSNUpy: A Python Package for Spectroscopic Redshift Measurement Based on Cross-Correlation
Taewan Kim, Jubee Sohn, Ho Seong Hwang
We introduce RVSNUpy, a new Python package designed to measure spectroscopic redshifts. Based on inverse-variance weighted cross-correlation, RVSNUpy determines the redshifts by co…
Machine learning based Photometric Redshifts for Galaxies in the North Ecliptic Pole Wide field: catalogs of spectroscopic and photometric redshifts
Taewan Kim, Jubee Sohn, Ho Seong Hwang +13
We perform an MMT/Hectospec redshift survey of the North Ecliptic Pole Wide (NEPW) field covering 5.4 square degrees, and use it to estimate the photometric redshifts for the sourc…
The average stellar population age and metallicity of intermediate-redshift quiescent galaxies
Ivana Damjanov, Margaret J. Geller, Jubee Sohn
The HectoMAP spectroscopic survey provides a unique mass-limited sample of more than 35,000 quiescent galaxies () covering the redshift range . We segregate…
The Velocity Dispersion Function for Quiescent Galaxies in Massive Clusters from IllustrisTNG
Jubee Sohn, Margaret J. Geller, Josh Borrow +1
We derive the central stellar velocity dispersion function for quiescent galaxies in 280 massive clusters with in IllustrisTNG300. The velocity di…
Constructing a Galaxy Cluster Catalog in IllustrisTNG-300 using the Mulguisin Algorithm
Lael Shin, Jubee Sohn, Young Ju +2
We present a new simulated galaxy cluster catalog based on the IllustrisTNG simulation. We use the Mulguisin (MGS) algorithm to identify galaxy overdensities. Our cluster identific…
Velocity Dispersions of Quiescent Galaxies in IllustirisTNG
Jubee Sohn, Margaret J. Geller, Josh Borrow +1
We examine the central stellar velocity dispersion of subhalos based on IllustrisTNG cosmological hydrodynamic simulations. The central velocity dispersion is a fundamental observa…
LoVoCCS. II. Weak Lensing Mass Distributions, Red-Sequence Galaxy Distributions, and Their Alignment with the Brightest Cluster Galaxy in 58 Nearby X-ray-Luminous Galaxy Clusters
Shenming Fu, Ian Dell'Antonio, Zacharias Escalante +31
The Local Volume Complete Cluster Survey (LoVoCCS) is an on-going program to observe nearly a hundred low-redshift X-ray-luminous galaxy clusters (redshifts and X-ray…
The Way to Quench: Galaxy evolution in Abell 2142
Cheng-Gong Qu, Heng Yu, Antonaldo Diaferio +2
We show how the star formation activity of galaxies is progressively inhibited from the outer region to the center of the massive cluster A2142. From an extended spectroscopic reds…
In pursuit of giants: II. Evolution of dusty quiescent galaxies over the last six billion years from the hCOSMOS survey
Darko Donevski, Ivana Damjanov, Ambra Nanni +11
Quantifying changes in galaxies' interstellar medium (ISM) abundance after quenching star formation is an important aspect of galaxy evolution, but it is poorly constrained beyond…
Size and Spectroscopic Evolution of HectoMAP Quiescent Galaxies
Ivana Damjanov, Jubee Sohn, Margaret J. Geller +2
The HectoMAP survey provides a complete, mass-limited sample of 30,231 quiescent galaxies with band Hyper Suprime-Cam Subaru Strategic Program (HSC SSP) imaging that spans the…
HectoMAP: The Complete Redshift Survey (Data Release 2)
Jubee Sohn, Margaret J. Geller, Ho Seong Hwang +3
HectoMAP is a dense redshift survey of 95,403 galaxies based primarily on MMT spectroscopy with a median redshift . The survey covers 54.64 square degrees in a 1.5$^\cir…
Tracing the Giant Outer Halo of the Mysterious Massive Disk Galaxy M104 I. Photometry of the Extended Globular Cluster Systems
Jisu Kang, Myung Gyoon Lee, In Sung Jang +4
M104 (NGC 4594, the Sombrero galaxy) is a mysterious massive early-type galaxy that shows a dominant bulge and a prominent disk. However, the presence of a halo in M104 has been el…
IllustrisTNG Snapshots for 10 Gyr of Dynamical Evolution of Brightest Cluster Galaxies and Their Host Clusters
Jubee Sohn, Margaret J. Geller, Mark Vogelsberger +1
We explore the redshift evolution of the dynamical properties of massive clusters and their brightest cluster galaxies (BCGs) at based on the IllustrisTNG-300 simulation. W…
Chandra follow up of the Hectospec Cluster Survey: Comparison of Caustic and Hydrostatic Masses and Constraints on the Hydrostatic Bias
Crispin H. A. Logan, Ben J. Maughan, Antonaldo Diaferio +4
Clusters of galaxies are powerful probes with which to study cosmology and astrophysics. However, for many applications an accurate measurement of a cluster's mass is essential. A…
A Spectroscopic View of the JWST/GTO Strong Lensing Cluster A1489
Kenneth J. Rines, Jubee Sohn, Margaret J. Geller +1
We discuss a spectroscopic survey of the strong lensing cluster A1489 that includes redshifts for 195 cluster members along with central velocity dispersions for 188 cluster member…
Co-evolution of the Brightest Cluster Galaxies and their Host Clusters in IllustrisTNG
Jubee Sohn, Margaret J. Geller, Mark Vogelsberger +1
We use the IllustrisTNG simulations to explore the dynamic scaling relation between massive clusters and their central galaxies (BCGs). The Illustris TNG300-1 simulation we use inc…