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The paper describes the twentieth data release (DR20) of the Sloan Digital Sky Survey, providing over 3 million new optical spectra from the SDSS‑V Milky Way, Black Hole, and Local…

#spectroscopic surveys#stellar and galactic mapping#integral field spectroscopy#data release

astro-ph2007

Comprehensive Metadata Query Interface for Heterogeneous Data Archives Based on Open Source PostgreSQL ORDBMS

Ivan Zolotukhin, Nikolay Samokhvalov, Francois Bonnarel +1

astro-ph.IM2015

Data Reduction Pipeline for the MMT and Magellan Infrared Spectrograph

Igor Chilingarian, Yuri Beletsky, Sean Moran +3

astro-ph2008

Evolution of dwarf early-type galaxies I. Spatially resolved stellar populations and internal kinematics of Virgo cluster dE/dS0 galaxies

Igor Chilingarian

astro-ph.IM2021

RCSEDv2: Processing and analysis of 4+ million galaxy spectra

Vladimir Goradzhanov, Igor Chilingarian, Evgenii Rubtsov +6

astro-ph.IM2012

Data reduction pipeline for the MMT Magellan Infrared Spectrograph

Igor Chilingarian, Warren Brown, Daniel Fabricant +3

astro-ph.IM2011

Evolution of the IVOA Characterisation Data Model

Francois Bonnarel, Mireille Louys, Igor Chilingarian

astro-ph.HE2026

Pulsational mass loss from supermassive stars creates the compact shells of Little Red Dots

Devesh Nandal, Igor Chilingarian, Chris Nagele +3

astro-ph.GA2025

Broad line region echo from highly accreting intermediate-mass black hole candidate SDSS J144850.08+160803.1. The first probe of intra-night variability and reverberation mapping

Mariia Demianenko, Anton Afanasiev, Evgenii Rubtsov +8

astro-ph.IM2018

The recalibration of the UVES-POP stellar spectral library

Svyatoslav Borisov, Igor Chilingarian, Eugene Rubtsov +3

astro-ph2007

Discovery of a new M32-like "Compact Elliptical" galaxy in the halo of the Abell 496 cD galaxy

Igor Chilingarian, Veronique Cayatte, Laurent Chemin +4

astro-ph.IM2011

NBursts+phot: parametric recovery of galaxy star formation histories from the simultaneous fitting of spectra and broad-band spectral energy distributions

Igor Chilingarian, Ivan Katkov

astro-ph.IM2023

New Generation Stellar Spectral Libraries in the Optical and Near-Infrared I: The Recalibrated UVES-POP Library for Stellar Population Synthesis

Sviatoslav Borisov, Igor Chilingarian, Evgenii Rubtsov +8

astro-ph.GA2021

Fresh Insights on the Kinematics of M49's Globular Cluster System with MMT/Hectospec Spectroscopy

astro-ph.IM2015

Stellar atmosphere interpolator for empirical and synthetic spectra

Nikolay Podorvanyuk, Igor Chilingarian, Ivan Katkov

astro-ph.IM2012

MMT & Magellan Infrared Spectrograph

Brian McLeod, Daniel Fabricant, George Nystrom +19

Publications (89)

Confirmation of intermediate-mass black holes candidates with X-ray observations

3D Spectroscopy in the Virtual Observatory: Current Status

RCSEDv2: Open-source web tools for visualization of imaging and spectral data

Observing, calibrating and reducing near-infrared imaging mosaics

Binospec: A Wide-field Imaging Spectrograph for the MMT

Dark matter content and dynamical masses of ultra-diffuse galaxies in the Coma cluster

Analytical approximations of K-corrections in optical and near-infrared bands

UGC 1378 -- a Milky Way-sized galaxy embedded in a giant low-surface brightness disc

NGC 6340: an old S0 galaxy with a young polar disc. Clues from morphology, internal kinematics and stellar populations

The Nineteenth Data Release of the Sloan Digital Sky Survey

Transforming gas-rich low-mass disky galaxies into ultra-diffuse galaxies by ram pressure

IVOA Recommendation: Data Model for Astronomical DataSet Characterisation

Virtual Observatory based identification of AX J194939+2631 as a new cataclysmic variable

The GalMer database: Galaxy Mergers in the Virtual Observatory

Non-negative matrix factorization approach to sky subtraction for optical spectroscopy

An Integral Field Unit for the Binospec Spectrograph

The True Bottleneck of Modern Scientific Computing in Astronomy

Formation and Evolution of Dwarf Elliptical Galaxies

Middleware for Data Visualization in VO-enabled Data Archives

Ground-Based Transit Spectroscopy of the Hot-Jupiter WASP-19b in the Near-Infrared

Nonlinear fitting of undersampled discrete datasets in astronomy

Upper limits on the presence of central massive black holes in two ultra-compact dwarf galaxies in Centaurus A

RCSED - A Value-Added Reference Catalog of Spectral Energy Distributions of 800,299 Galaxies in 11 Ultraviolet, Optical, and Near-Infrared Bands: Morphologies, Colors, Ionized Gas and Stellar Populations Properties

Dwarf early-type galaxies in the Coma cluster: internal dynamics, stellar populations

Internal dynamics and stellar content of nine ultra-diffuse galaxies in the Coma cluster prove their evolutionary link with dwarf early-type galaxies

A new technique for the determination of the initial mass function in unresolved stellar populations

Large scale nested stellar discs in NGC 7217

Lessons learnt in building VO resources: binding together several VO standards into an operational service

The Number Density of Quiescent Compact Galaxies at Intermediate Redshift

Low-Luminosity Early-Type Galaxies in the NGC 128 Group

Explaining the stellar initial mass function with the theory of spatial networks

Quiescent Compact Galaxies at Intermediate Redshift in the COSMOS Field II. The Fundamental Plane of Massive Galaxies

The slowest spinning X-ray pulsar in an extragalactic globular cluster

Fast interactive web-based data visualizer of panoramic spectroscopic surveys

Observational insights on the formation scenarios of giant low surface brightness galaxies

Observational insights on the origin of giant low surface brightness galaxies

Isolated compact elliptical galaxies: Stellar systems that ran away

Comparison of different spectral population models

Detection of Supermassive Black Holes in Two Virgo Ultracompact Dwarf Galaxies

RCSEDv2: the largest database of galaxy properties from a homogeneously processed multi-wavelength dataset

Access to Stellar Population Models in the Virtual Observatory

Multi-segment and Echelle stellar spectra processing issues and how to solve them

Measuring Galaxy Velocity Dispersions with Hectospec

Coupling local to global star formation in spiral galaxies: the effect of differential rotation

A Supermassive Black Hole in an Ultracompact Dwarf Galaxy

Diffuse elliptical galaxies, the first 3D spectroscopic observations

The Black Hole in the Most Massive Ultracompact Dwarf Galaxy M59-UCD3

NBursts: Simultaneous Extraction of Internal Kinematics and Parametrized SFH from Integrated Light Spectra

Optical Variability of "Light-weight" Supermassive Black Holes at a Few Percent Level from ZTF Forced-Photometry Light Curves

RCSEDv2: homogenization of multi-wavelength photometric data

Visualization of Complex Observational and Theoretical Datasets in the Virtual Observatory

Optical light curves of light-weight supermassive black holes produced by the Zwicky Transient Facility Forced Photometry Service

Hybrid minimization algorithm for computationally expensive multi-dimensional fitting

A Population of Compact Elliptical Galaxies Detected with the Virtual Observatory

SDSSJ150634.27+013331.6: the second compact elliptical galaxy in the NGC5846 group

Sloan Digital Sky Survey-V: Pioneering Panoptic Spectroscopy

Stellar Population Constraints on the Dark Matter Content and Origin of Ultra-Compact Dwarf Galaxies

Using Star Clusters as Tracers of Star Formation and Chemical Evolution: the Chemical Enrichment History of the Large Magellanic Cloud

Transparent scientific usage as the key to success of the Virtual Observatory

Young Nuclei in Dwarf Elliptical Galaxies

Probing the History of the Galaxy Assembly of the Counter-rotating Disk Galaxy PGC 66551

Discovery of Nine Intermediate Redshift Compact Quiescent Galaxies in the Sloan Digital Sky Survey

A universal ultraviolet-optical colour-colour-magnitude relation of galaxies

IVOA Recommendation: Observation Data Model Core Components and its Implementation in the Table Access Protocol Version 1.0

Dynamical versus Stellar Masses of Ultracompact Dwarf Galaxies in the Fornax Cluster

Kinematics and stellar populations of the dwarf elliptical galaxy IC 3653

Kinematics and Stellar Populations of Low-Luminosity Early-Type Galaxies in the Abell 496 Cluster

ASPID-SR: Prototype of a VO-compliant Science-Ready Data Archive

Virtual Observatory for Astronomers: Where Are We Now?

Binospec Software System

Internal kinematics and stellar populations of dE galaxies: Clues to their formation/evolution

Semi-empirical versus Theoretical Stellar Population Models: a comparison with Star Clusters

RCSEDv2: analytic approximations of k-corrections for galaxies out to redshift z=1

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

Comprehensive Metadata Query Interface for Heterogeneous Data Archives Based on Open Source PostgreSQL ORDBMS

Data Reduction Pipeline for the MMT and Magellan Infrared Spectrograph

Evolution of dwarf early-type galaxies I. Spatially resolved stellar populations and internal kinematics of Virgo cluster dE/dS0 galaxies

RCSEDv2: Processing and analysis of 4+ million galaxy spectra

Data reduction pipeline for the MMT Magellan Infrared Spectrograph

RCSEDv2: analytic approximations of k-corrections for galaxies out to redshift $z = 1$