activity
20092026
most citedThe Sloan Digital Sky Survey Quasar Catalog: twelfth data release

445 citations · 1.1k across the 32 of their papers we have counts for

collaborators

32 papers

astro-ph.SR2026

SDSS-IV MaStar: Determination of Stellar Parameters Using Bayesian Averaging

Yan-Ping Chen, Renbin Yan, Szabolcs Mészáros +12

We present the stellar parameters for 59,266 high-quality spectra of 24,130 unique stars from the MaNGA Stellar Library (MaStar) in the Sloan Digital Sky Survey (SDSS) Data Release…

astro-ph.GA2026

The Open Cluster Chemical Abundances and Mapping Survey XI. First Gradients from SDSS/MWM BOSS Determined Clusters

Jonah M. Otto, Peter M. Frinchaboy, John Donor +13

The Milky Way Mapper program in the fifth generation of the Sloan Digital Sky Survey (SDSS-V/MWM) has observed millions of stars, thousands of them in open clusters. The Open Clust…

astro-ph.GA2026

SDSS-V Local Volume Mapper (LVM): The Integrated Light and Internal Rotation of Omega Centauri

Maximilian Häberle, Dmitry Bizyaev, Alina Boecker +34

The SDSS-V Local Volume Mapper (LVM) is a wide-field integral field spectroscopic survey of the Southern Milky Way plane, the Magellanic Clouds, and nearby Local Group galaxies. We…

astro-ph.GA2026

The Twentieth Data Release of the Sloan Digital Sky Survey: First All-Sky BOSS Spectra, eROSITA-SDSS-V Mapper Coordinated Observations, and a Preview of the Local Volume Mapper

SDSS Collaboration, Mojgan Aghakhanloo, David Aguilar +273

This paper presents the twentieth data release (DR20) from the Sloan Digital Sky Survey, the third data release of its fifth generation (SDSS-V). SDSS-V is a panoptic spectroscopy…

astro-ph.GA2026

The Edge-on Galaxies in the DESI survey (EGIDE): sample building and photometry

Alexander A. Marchuk, Sergey S. Savchenko, Dmitry I. Makarov +7

We present the EGIDE (The Edge-on Galaxies in the DESI survey) project - a catalogue of 149,215 edge-on galaxy candidates created using the data of the DESI Legacy Imaging Survey D…

astro-ph.GA2026

SDSS-V LVM: Verifying what, and where, the 'Galactic Center' Lobe is

K. Kreckel, O. V. Egorov, N. Drory +23

The so-called 'Galactic Center' Lobe (GCL) is an extended (~1 deg) radio continuum feature situated above the Galactic Plane, for which the literature contains varying claims about…

astro-ph.GA2026★ 1 cited

SDSS-V LVM: A spatially resolved study of the physical conditions and the chemical abundance discrepancy in the Lagoon Nebula (M 8)

Amrita Singh, Guillermo A. Blanc, Nimisha Kumari +19

The abundance discrepancy problem refers to the systematic differences observed between chemical abundances derived from collisionally excited lines (CELs) and recombination lines…

astro-ph.GA2025★ 3 cited

SDSS-V LVM: Resolving Physical Conditions in the Trifid Nebula

Natascha Sattler, J. Eduardo Méndez-Delgado, Kathryn Kreckel +18

The chemical abundance of the interstellar medium sets the initial conditions for star formation and provides a probe of chemical galaxy evolution models. However, unresolved inhom…

astro-ph.GA2025

Unified Spectrospatial Forward Models: Spatially Continuous Maps of Weak Emission Lines in the Rosette Nebula with SDSS-V LVM

Thomas Hilder, Andrew R. Casey, Julianne J. Dalcanton +14

Analyses of IFU data are typically performed on a per-spaxel basis, with each spectrum modelled independently. For low signal-to-noise (S/N) features such as weak emission lines, e…

astro-ph.GA2025★ 4 cited

SDSS-V Local Volume Mapper (LVM): Revealing the Structure of the Rosette Nebula

Mónica A. Villa-Durango, Jorge Barrera-Ballesteros, Carlos G. Román-Zúñiga +19

The Rosette Nebula is a well-known H II region shaped by the interaction of gas with the OB stars of the NGC 2244 stellar association. Located within the remnant of a giant molecul…

astro-ph.EP2025

An Analysis of the Radius Gap in a Sample of Kepler, K2 and TESS exoplanets orbiting M Dwarf Stars

Fábio Wanderley, Katia Cunha, Verne V. Smith +11

Planetary radii are derived for 218 exoplanets orbiting 161 M dwarf stars. Stellar radii are based on an analysis of APOGEE high-resolution near-IR spectra for a subsample of the M…

astro-ph.GA2025★ 6 cited

A Galactic Self-Portrait: Density Structure and Integrated Properties of the Milky Way Disk

Julie Imig, Jon A. Holtzman, Gail Zasowski +23

The evolution history of the Milky Way disk is imprinted in the ages, positions, and chemical compositions of individual stars. In this study, we derive the intrinsic density distr…

astro-ph.GA2025★ 1 cited

The Open Cluster Chemical Abundances and Mapping Survey: VIII. Galactic Chemical Gradient and Azimuthal Analysis from SDSS/MWM DR19

Jonah M. Otto, Peter M Frinchaboy, Natalie R. Myers +16

The Open Cluster Chemical Abundances and Mapping (OCCAM) survey seeks to curate a large, comprehensive, uniform dataset of open clusters and member stars to constrain key Galactic…

astro-ph.GA2025★ 8 cited

The Nineteenth Data Release of the Sloan Digital Sky Survey

SDSS Collaboration, Gautham Adamane Pallathadka, Mojgan Aghakhanloo +210

Mapping the local and distant Universe is key to our understanding of it. For decades, the Sloan Digital Sky Survey (SDSS) has made a concerted effort to map millions of celestial…

astro-ph.IM2025★ 3 cited

Sloan Digital Sky Survey-V: Pioneering Panoptic Spectroscopy

Juna A. Kollmeier, Hans-Walter Rix, Conny Aerts +217

The Sloan Digital Sky Survey-V (SDSS-V) is pioneering panoptic spectroscopy: it is the first all-sky, multi-epoch, optical-to-infrared spectroscopic survey. SDSS-V is mapping the s…

astro-ph.GA2025

Physical properties of HII regions at sub-kpc scales using integral field spectroscopy on IC 342

J. K. Barrera-Ballesteros, S. F. Sanchez, K. Kreckel +7

In this study we use Integral Field Spectroscopic (IFS) observations for one of the closest galaxy to us, the grand design spiral IC 342, to derive physical properties of HII regio…

astro-ph.EP2025

ASASSN-24fw: Candidate circumplanetary disk occultation of a main-sequence star

Nadia L. Zakamska, Gautham Adamane Pallathadka, Dmitry Bizyaev +24

Dusty disks around planetary and substellar companions in outer reaches of exo-planetary systems can be detected as long-lasting occultations, provided the observer is close to the…

astro-ph.IM2024

The SDSS-V Local Volume Mapper (LVM): Data Analysis Pipeline

Sebastian F. Sanchez, Alfredo Mejía-Narvaez, Oleg V. Egorov +10

We introduce the Data Analysis Pipeline (DAP) for the Sloan Digital Sky Survey V (SDSS-V) Local Volume Mapper (LVM) project, referred to as the LVM-DAP. We outline our methods for…

astro-ph.GA2020★ 3 cited

Near-Infrared Photometry of Superthin Edge-on Galaxies

D. Bizyaev, A. M. Tatarnikov, N. I. Shatsky +3

We perform near-infrared photometry of a large sample of 49 superthin edge-on galaxies. These galaxies are selected based on optical photometry because of high radial-to-vertical s…

astro-ph.GA2019★ 31 cited

The Sloan Digital Sky Survey Reverberation Mapping Project: Improving Lag Detection with an Extended Multi-Year Baseline

Yue Shen, C. J. Grier, Keith Horne +32

We investigate the effects of extended multi-year light curves (9-year photometry and 5-year spectroscopy) on the detection of time lags between the continuum variability and broad…

astro-ph.GA2018★ 35 cited

The Sloan Digital Sky Survey Reverberation Mapping Project: Systematic Investigations of Short-Timescale CIV Broad Absorption Line Variability

Z. S. Hemler, C. J. Grier, W. N. Brandt +10

We systematically investigate short-timescale (10-day rest-frame) CIV broad absorption-line (BAL) variability to constrain quasar-wind properties and provide insights into BAL-v…

astro-ph.GA2018★ 65 cited

The Open Cluster Chemical Abundances and Mapping Survey: II. Precision Cluster Abundances for APOGEE using SDSS DR14

John Donor, Peter M. Frinchaboy, Katia Cunha +12

The Open Cluster Chemical Abundances and Mapping (OCCAM) survey aims to produce a comprehensive, uniform, infrared-based spectroscopic dataset for hundreds of open clusters, and to…

astro-ph.GA2018★ 281 cited

APOGEE Data Releases 13 and 14: Data and Analysis

Jon A. Holtzman, Sten Hasselquist, Matthew Shetrone +23

Data and analysis methodology used for the SDSS/APOGEE Data Releases 13 and 14 are described, highlighting differences from the DR12 analysis presented in Holtzman (2015). Some imp…

astro-ph.GA2017★ 9 cited

Chemical abundances and ages of the bulge stars in APOGEE high-velocity peaks

Yingying Zhou, Juntai Shen, Chao Liu +17

A cold high-velocity (HV, 200 km/s) peak was first reported in several Galactic bulge fields based on the APOGEE commissioning observations. Both the existence and the natur…