Man

Anna Katherina Vivas Maldonado

Assistant Astronomer

Cerro Tololo Interamerican Observatory

La Serena, Chile

Líneas de Investigación


Variable stars, structure and formation of the Milky Way and its satellites, stellar streams, large scale surveys, data mining

Educación

  •  Astronomy, YALE UNIVERSITY. Estados Unidos, 2002

Experiencia Académica

  •   Assistant Astronomer Full Time

    CERRO TOLOLO INTERAMERICAN OBSERVATORY

    La Serena, Chile

    2013 - A la fecha

  •   Research Scientist Full Time

    Centro de Investigaciones de Astronomía

    Merida, Venezuela

    2002 - 2013

Formación de Capital Humano


Doctoral:

1. Study of the RR Lyrae Population in the Thick Disk of the Milky Way, by Cecilia Mateu. Universidad Central de Venezuela, Caracas, Venezuela, January 2011

Master:

1. The Origins of ? Centauri, by José Gregorio Fernández, Universidad de Los Andes, Mérida, Venezuela, January 31, 2014

Undergraduate Senior Thesis (Licenciatura):

1. The Stellar Population of the Canis Major Galaxy, by Cecilia Mateu. Departament of Physics, Universidad Simón Bolívar, Caracas, Venezuela, November 2004.
2. Searching RR Lyrae Stars in the Southern Tail of the Sagittarius Dwarf Spheroidal Galaxy, by Yolimar Subero. Departament of Physics, Universidad Central de Venezuela, Caracas, Venezuela, May 2006
3. Kinematic Study of RR Lyrae Stars in the Inner Halo of the Milky Way, by Yara L. Jaffé. Departament of Physics, Universidad Simón Bolívar, Caracas, Venezuela, October 2006
4. Does the Oosterhoff Dichotomy exist in the Halo of the Galaxy?, by Nataly Ospina, Universidad del Valle, Cali, Colombia. November 2009
5. Searching for a Possible Galaxy Associated with the Globular Cluster Omega Centauri, by José Gregorio Fernández, Department of Physics, Universidad Central de Venezuela, Caracas, Venezuela, December 2011


Premios y Distinciones

  •   Lorenzo Mendoza Fleury Award

    Fundación Empresas Polar

    Venezuela, 2009

    Highest scientific prize in Venezuela.

  •   Dirk Brower Prize

    YALE UNIVERSITY

    Estados Unidos, 2004

    For a contribution of unusual merit to any branch of astronomy


 

Article (29)

A comprehensive view of the Virgo stellar stream
La Silla QUEST RR Lyrae Star Survey: Region I
The low-mass star and sub-stellar populations of the 25 Orionis group
A Comprehensive, Wide-field Study of Pulsating Stars in the Carina Dwarf Spheroidal Galaxy
The QUEST RR Lyrae Survey - III. The low Galactic latitude catalogue
Gauging the Galactic thick disk with RR Lyrae stars
Sub-structures in the inner halo of the Milky Way
Halo Velocity Groups in the Pisces Overdensity
No Excess of RR Lyrae Stars in the Canis Major Overdensity
Proper Motions in Kapteyn Selected Area 103: A Preliminary Orbit for the Virgo Stellar Stream
QUEST1 Variability Survey. III. Light Curve Catalog Update
Spectroscopy of bright quest RR Lyrae stars: Velocity substructures toward Virgo
25 Orionis: A Kinematically Distinct 10 Myr Old Group in Orion OB1a
A Spitzer Space Telescope Study of Disks in the Young σ Orionis Cluster
Spitzer Observations of the Orion OB1 Association: Disk Census in the Low-Mass Stars
Spectroscopy of quest RR Lyrae variables: The new virgo stellar stream
The QUEST RR Lyrae Survey. II. The Halo Overdensities in the First Catalog
The CIDA Variability Survey of Orion OB1. I. The Low-Mass Population of Ori OB1a and 1b
VLT Spectroscopy of RR Lyrae Stars in the Sagittarius Tidal Stream
McNeil's Nebula in Orion: The outburst history
New Quasars Detected via Variability in the QUEST1 Survey
QUEST1 Variability Survey. II. Variability Determination Criteria and 200k Light Curve Catalog
The QUEST RR Lyrae Survey. I. The First Catalog
A Large‐Area CCD Camera for the Schmidt Telescope at the Venezuelan National Astronomical Observatory
Reddening-independent quasar selection from a wide-field optical and near-infrared imaging survey
Discovery of the Bright Trans-Neptunian Object 2000 EB[TINF]173[/TINF]
Discovery of the Optical Transient of GRB 990308
The CIDA-QUEST Large-Scale Survey of Orion OB1: Evidence for Rapid Disk Dissipation in a Dispersed Stellar Population
The QUEST RR Lyrae Survey: Confirmation of the Clump at 50 Kiloparsecs and Other Overdensities in the Outer Halo

ConferencePaper (5)

Sub-structures in the milky way's halo towards virgo
A new rr lyrae survey of the galactic halo using quest collaboration data
Confirmation of halo substructure using quest RR lyrae data: The new virgo stellar stream (VSS)
Near-infrared photometry of the Galactic globular cluster NGC 6441
VLT spectrosocpy of RR Lyrae stars in the Sagittarius northern tidal stream
36
Anna Vivas

Assistant Astronomer

Cerro Tololo Interamerican Observatory

La Serena, Chile

2
René Méndez

Profesor

Departamento de Astronomia

UNIVERSIDAD DE CHILE

Santiago, Chile

1
Leonardo Vanzi

full time

Electrical Engineering

Pontificia Universidad Catolica de Chile

Santiago, Chile

1
Maria Ruiz

Profesor Titular

DEPARTAMENTO DE ASTRONOMÍA, UNIVERSIDAD DE CHILE

Santiago, Chile