Publications (69)
A Comprehensive, Wide-Field Study of Pulsating Stars in the Carina Dwarf Spheroidal Galaxy
A. Katherina Vivas, Mario Mateo
A DECam View of the Diffuse Dwarf Galaxy Crater II: Variable Stars
A. Katherina Vivas, Alistair R. Walker, Clara E. MartÃnez-Vázquez +11
A revised view of the Canis Major stellar overdensity with DECam and Gaia: new evidence of a stellar warp of blue stars
Julio A. Carballo-Bello, David MartÃnez-Delgado, Jesús M. Corral-Santana +4
Serendipitous discovery of RR Lyrae stars in the Leo V ultra-faint galaxy
Gustavo E. Medina, Ricardo R. Muñoz, A. Katherina Vivas +9
The intrinsic reddening of the Magellanic Clouds as traced by background galaxies -- III. The Large Magellanic Cloud
Cameron P. M. Bell, Maria-Rosa L. Cioni, Angus H. Wright +15
The rotation period distributions of 4--10 Myr T Tauri stars in Orion OB1: New constraints on pre-main-sequence angular momentum evolution
Md. Tanveer Karim, Keivan G. Stassun, Cesar Briceno +15
A Deep and Wide Twilight Survey for Asteroids Interior to Earth and Venus
Scott S. Sheppard, David Tholen, Petr Pokorny +17
Searching for RR Lyrae stars in the Canis Major Overdensity
Cecilia Mateu, A. Katherina Vivas, Robert Zinn +2
RR Lyrae search and stellar populations study in Canis Major: Preliminary Results
Cecilia E. Mateu, A. Katherina Vivas, Robert Zinn +1
A systematic DECam search for RR Lyrae in the outer halo of the Milky Way
Gustavo E. Medina, Ricardo R. Muñoz, Jeffrey L. Carlin +3
25 Orionis: A Kinematically Distinct 10 Myr Old Group in Orion OB1a
Cesar Briceno, Lee Hartmann, Jesus Hernandez +4
Spectroscopy of QUEST RR Lyrae Variables: the new Virgo Stellar Stream
Sonia Duffau, Robert Zinn, A. Katherina Vivas +4
The CIDA-QUEST Large Scale Variability Survey in the Orion OB Association: initial results
Cesar Briceno, A. Katherina Vivas, Nuria Calvet +2
A classification algorithm for time-domain novelties in preparation for LSST alerts: Application to variable stars and transients detected with DECam in the Galactic Bulge
Monika D. Soraisam, Abhijit Saha, Thomas Matheson +8
Variable stars in the VVV globular clusters III. RR Lyrae stars in the inner Galactic globular clusters
Javier Alonso-GarcÃa, Leigh C. Smith, Jason L. Sanders +13
The DELVE Quadruple Quasar Search I. A Lensed Low Luminosity AGN
Paul L. Schechter, Dominique Sluse, Erik A. Zaborowski +25
The Second Data Release of the Survey of the MAgellanic Stellar History (SMASH)
David L. Nidever, Knut Olsen, Yumi Choi +32
Blanco DECam Bulge Survey (BDBS) II: Project Performance, Data Analysis, and Early Science Results
Christian I. Johnson, R. Michael Rich, Michael D. Young +7
Absolute Magnitudes and Colors of RR Lyrae stars in DECam Passbands from Photometry of the Globular Cluster M5
A. Katherina Vivas, Abhijit Saha, Knut Olsen +10
SMASH - Survey of the MAgellanic Stellar History
David L. Nidever, Knut Olsen, Alistair R. Walker +36
SMASH 1: a very faint globular cluster disrupting in the outer reaches of the LMC?
Nicolas F. Martin, Valentin Jungbluth, David L. Nidever +20
RR Lyrae stars as probes of the outer Galactic halo: Chemical and kinematic analysis of a pilot sample
Gustavo E. Medina, Camilla J. Hansen, Ricardo R. Muñoz +4
SMASHing THE LMC: Mapping a Ring-like Stellar Overdensity in the LMC Disk
Yumi Choi, David L. Nidever, Knut Olsen +18
New variable stars in NGC 6652 and its background Sagittarius stream
Ricardo Salinas, A. Katherina Vivas, Rodrigo Contreras Ramos
The Galactic Thick Disc density profile traced with RR Lyrae stars
Cecilia Mateu, A. Katherina Vivas
Disentangling the Virgo Overdensity with RR Lyrae stars
A. Katherina Vivas, Robert Zinn, John Farmer +2
RR Lyrae Stars in the Halo: Tracers of Streams of Debris of Disrupted Galaxies
A. Katherina Vivas, Robert Zinn
A Hybrid Algorithm for Period Analysis from Multi-band Data with Sparse and Irregular Sampling for Arbitrary Light Curve Shapes
Abhijit Saha, A. Katherina Vivas
The Milky Way Bulge extra-tidal star survey: BH 261 (AL 3)
Andrea Kunder, Zdenek Prudil, Kevin Covey +19
SMASHing the LMC: A Tidally-induced Warp in the Outer LMC and a Large-scale Reddening Map
Yumi Choi, David L. Nidever, Knut Olsen +18
On the nature of a shell of young stars in the outskirts of the Small Magellanic Cloud
David Martinez-Delgado, A. Katherina Vivas, Eva K. Grebel +35
Variable stars in the field of the Hydra II ultra-faint dwarf galaxy
A. Katherina Vivas, Knut Olsen, Robert Blum +12
Hydra II: a faint and compact Milky Way dwarf galaxy found in the Survey of the Magellanic Stellar History
Nicolas F. Martin, David L. Nidever, Gurtina Besla +26
Overview of the DESI Legacy Imaging Surveys
Arjun Dey, David J. Schlegel, Dustin Lang +157
The QUEST RR Lyrae Survey II: The Halo Overdensities in the First Catalog
A. Katherina Vivas, Robert Zinn
No Excess of RR Lyrae Stars in the Canis Major Overdensity
Cecilia Mateu, A. Katherina Vivas, Robert Zinn +2
The DECam MAGIC Survey: Uncovering the Tidal Tails of the Crater II Dwarf Galaxy
Kaia R. Atzberger, Andrew B. Pace, Nitya Kallivayalil +27
The intrinsic reddening of the Magellanic Clouds as traced by background galaxies -- II. The Small Magellanic Cloud
Cameron P. M. Bell, Maria-Rosa L. Cioni, A. H. Wright +23
The CIDA Variability Survey of Orion OB1. I: the low-mass population of Ori OB 1a and 1b
Cesar Briceno, Nuria Calvet, Jesus Hernandez +4
The One-hundred-deg^2 DECam Imaging in Narrowbands (ODIN): Survey Design and Science Goals
Kyoung-Soo Lee, Eric Gawiser, Changbom Park +39
The Selection of RR Lyrae Stars Using Single-epoch Data
Zeljko Ivezic, A. Katherina Vivas, Robert H. Lupton +1
Exploring the Very Extended Low Surface Brightness Stellar Populations of the Large Magellanic Cloud with SMASH
David L. Nidever, Knut Olsen, Yumi Choi +23
Spectroscopy of Bright QUEST RR Lyrae Stars: Velocity Substructures toward Virgo
A. Katherina Vivas, Yara Jaffe, Robert Zinn +3
First Results from the LSST Shadow Survey: The Restless Luminous Blue Variable AT2017des in the Virgo-Cluster Galaxy, NGC4532
Conor L. Ransome, Bhagya M. Subrayan, David J. Sand +66
SMASHing the low surface brightness SMC
Pol Massana, Noelia E. D. Noël, David L. Nidever +22
The overlooked role of stellar variability in the extended main sequence of LMC intermediate-age clusters
Ricardo Salinas, Michael A. Pajkos, Jay Strader +2
The High Cadence Transient Survey (HiTS) - I. Survey design and supernova shock breakout constraints
Francisco Förster, Juan C. Maureira, Jaime San MartÃn +19
VLT Spectroscopy of RR Lyrae Stars in the Sagittarius Tidal Stream
A. Katherina Vivas, Robert Zinn, Carme Gallart
Proper Motions in Kapteyn Selected Area 103: A Preliminary Orbit for the Virgo Stellar Stream
Dana I. Casetti-Dinescu, Terrence M. Girard, Steven R. Majewski +5
Mapping the Interstellar Reddening and Extinction towards Baade's Window Using Minimum Light Colors of ab-type RR Lyrae Stars. Revelations from the De-reddened Color-Magnitude Diagrams
Abhijit Saha, A. Katherina Vivas, Edward W. Olszewski +21
Gaia RR Lyrae Stars in Nearby Ultra-Faint Dwarf Satellite Galaxies
A. Katherina Vivas, Clara MartÃnez-Vázquez, Alistair Walker
Halo Substructure in the QUEST RR Lyrae Survey
Robert Zinn, A. Katherina Vivas, Carme Gallart +1
QUEST Eclipsing Binaries and ELLISA: Eclipsing binary search in the QUEST low latitude catalogue and the ELLISA light curve simulator
Bolivia Cuevas-Otahola, Cecilia Mateu, Fabiola Hernández-Pérez +3
A comprehensive view of the Virgo Stellar Stream
Sonia Duffau, A. Katherina Vivas, Robert Zinn +2
Velocities of RR Lyrae Stars in the Sagittarius Tidal Stream
A. Katherina Vivas, Robert Zinn, Carme Gallart
Taking the pulse of the outer Milky Way with HOWVAST: an RR Lyrae density profile out to $>$200 kpc
Gustavo E. Medina, Ricardo R. Muñoz, Jeffrey L. Carlin +4
Extended stellar populations in Ultra-Faint Dwarf galaxies
Elisa A. Tau, A. Katherina Vivas, Clara E. MartÃnez-Vázquez
Blanco DECam Bulge Survey (BDBS) IV: Metallicity Distributions and Bulge Structure from 2.6 Million Red Clump Stars
Christian I. Johnson, R. Michael Rich, Iulia T. Simion +12
RomAndromeda: The Roman Survey of the Andromeda Halo
Arjun Dey, Joan Najita, Carrie Filion +50
Deep Drilling in the Time Domain with DECam: Survey Characterization
Melissa L. Graham, Robert A. Knop, Thomas Kennedy +41
Halo Velocity Groups in the Pisces Overdensity
Branimir Sesar, A. Katherina Vivas, Sonia Duffau +1
The DECam MAGIC Survey: Spectroscopic Follow-up of the Most Metal-Poor Stars in the Distant Milky Way Halo
Vinicius M. Placco, Guilherme Limberg, Anirudh Chiti +21
Sub-Structures in the Halo of the Milky Way
A. Katherina Vivas, R. Zinn, Y. Subero +1
RR Lyrae Stars Belonging to the Candidate Globular Cluster Patchick 99
Evan Butler, Andrea Kunder, Zdenek Prudil +16
Short period variability in the globular cluster NGC 419 and the SMC field
Clara E. Martinez-Vazquez, Ricardo Salinas, A. Katherina Vivas
Blanco DECam Bulge Survey (BDBS) III: A new view of the double red clump in the Milky Way bulge through luminosity and color distribution
Dongwook Lim, Andreas J. Koch-Hansen, Chul Chung +9
Is Crater II disrupting?
A. Katherina Vivas, Alistair Walker, Clara MartÃnez-Vázquez +5
An outer-disk SX Phe variable star in Rubin Data Preview 1
Jeffrey L. Carlin, Peter S. Ferguson, A. Katherina Vivas +2
The QUEST RR Lyrae Survey: III. The Low Galactic Latitude Catalogue
Cecilia Mateu, A. Katherina Vivas, Juan José Downes +3