Publications (63)
Evidence for an accretion origin for the outer halo globular cluster system of M31
Dougal Mackey, Avon Huxor, Annette Ferguson +6
Discovery of high proper motion ancient white dwarfs: nearby massive compact halo objects?
Rodrigo Ibata, Michael Irwin, Olivier Bienayme +2
The photometric properties of a vast stellar substructure in the outskirts of M33
Alan W. McConnachie, Annette M. N. Ferguson, Michael J. Irwin +5
STREAMFINDER I: A New Algorithm for detecting Stellar Streams
Khyati Malhan, Rodrigo Ibata
The Pulsar-White Dwarf-Planet System in Messier 4: Improved Astrometry
Harvey B. Richer, Rodrigo Ibata, Gregory G. Fahlman +1
The Structure of High Redshift Galactic Halos
Sara L. Ellison, Rodrigo Ibata, Max Pettini +4
The White Dwarf Cooling Age of M67
Harvey B. Richer, Gregory G. Fahlman, Joanne Rosvick +1
Optimal proper motion measurements with the Wide Field and Planetary Camera
Rodrigo Ibata, Geraint Lewis
A collisional origin for the Leo ring
Leo Michel-Dansac, Pierre-Alain Duc, Frederic Bournaud +6
The Outer Regions of the Galactic Bulge:I Observations
Rodrigo Ibata, Gerard Gilmore
The stellar population content of the thick disk and halo of the Milky Way analogue NGC 891
Marina Rejkuba, Mustapha Mouhcine, Rodrigo Ibata
Polytropic model fits to the globular cluster NGC 2419 in Modified Newtonian Dynamics
Rodrigo Ibata, Antonio Sollima, Carlo Nipoti +3
Comment on "Evidence for dark matter in the inner Milky Way"
Stacy McGaugh, Federico Lelli, Marcel Pawlowski +21
Unearthing Foundations of a Cosmic Cathedral: Searching the Stars for M33's Halo
Robert Cockcroft, Alan W. McConnachie, William E. Harris +9
A giant stream of metal-rich stars in the halo of the galaxy M31
Rodrigo Ibata, Michael Irwin, Geraint Lewis +2
Great Circle tidal streams: evidence for a nearly spherical massive dark halo around the Milky Way
Rodrigo Ibata, Geraint F. Lewis, Michael Irwin +2
Evidence for Stellar Substructure in the Halo and Outer Disk of M31
Annette Ferguson, Mike Irwin, Rodrigo Ibata +2
The Galactic Inner Halo: Searching for White Dwarfs and Measuring the Fundamental Galactic Constant, Vo/Ro
Jasonjot S. Kalirai, Harvey B. Richer, Brad M. Hansen +9
Discrete Classification with Principal Component Analysis: Discrimination of Giant and Dwarf Spectra in K-stars
Rodrigo Ibata, Michael Irwin
Building up the globular cluster system of the Milky Way. The contribution of the Sagittarius galaxy
Michele Bellazzini, Francesco R. Ferraro, Rodrigo Ibata
Galactic Halo substructure in the Sloan Digital Sky Survey: the ancient tidal stream from the Sagittarius dwarf galaxy
Rodrigo Ibata, Michael Irwin, Geraint Lewis +1
An HST/ACS investigation of the spatial and chemical structure and sub-structure of NGC 891, a Milky Way analogue
Rodrigo Ibata, Mustapha Mouhcine, Marina Rejkuba
The stellar population of NGC5634. A globular cluster in the Sagittarius dSph Stream?
Michele Bellazzini, Francesco R. Ferraro, Rodrigo Ibata
Do globular clusters possess Dark Matter halos? A case study in NGC 2419
Rodrigo Ibata, Carlo Nipoti, Antonio Sollima +3
Does the Sagittarius Stream constrain the Milky Way halo to be triaxial?
Rodrigo Ibata, Geraint F. Lewis, Nicolas F. Martin +2
Structure of the MgII and damped Lyman-alpha systems along the line of sight to APM 08279+5255
Patrick Petitjean, Bastien Aracil, R. Srianand +1
Sagittarius: The Nearest Dwarf Galaxy
Rodrigo Ibata, G. Gilmore, M. J. Irwin
The White Dwarf Cooling Sequence of the Globular Cluster Messier 4
Brad M. S. Hansen, James Brewer, Greg G. Fahlman +7
The binary progenitor of Tycho Brahe's 1572 supernova
Pilar Ruiz-Lapuente, Fernando Comeron, Javier Mendez +8
A trio of new Local Group galaxies with extreme properties
Alan McConnachie, Avon Huxor, Nicolas Martin +8
The Kinematics, Orbit, and Survival of the Sagittarius Dwarf Spheroidal Galaxy
Rodrigo Ibata, Rosemary Wyse, Gerard Gilmore +2
Accretion in action: phase space coherence of stellar debris and globular clusters in Andromeda's South-West Cloud
Dougal Mackey, Geraint Lewis, Michelle Collins +13
The programme "accurate masses for SB2 components"
Jean-Louis Halbwachs, Frédéric Arenou, Henri M. J. Boffin +11
A Detection of Gas Associated with the M 31 Stellar Stream
Andreas Koch, Charles W. Danforth, R. Michael Rich +2
Masses of the components of SB2 binaries observed with Gaia. I. Selection of the sample and mass ratios of 20 new SB2s discovered with Sophie
Jean-Louis Halbwachs, Frédéric Arenou, Dimitri Pourbaix +7
Resolving the Stellar Outskirts of M31 and M33
Annette Ferguson, Mike Irwin, Scott Chapman +3
The Sizes and Kinematic Structure of Absorption Systems Towards the Lensed Quasar APM08279+5255
Sara L. Ellison, Rodrigo Ibata, Max Pettini +4
The Canada-France Imaging Survey: First results from the u-band component
Rodrigo Ibata, Alan McConnachie, Jean-Charles Cuillandre +41
Theia: Faint objects in motion or the new astrometry frontier
The Theia Collaboration, Celine Boehm, Alberto Krone-Martins +96
Kinematic outliers in the LMC: constraints on star-star microlensing
HongSheng Zhao, Rodrigo Ibata, Geraint Lewis +1
Andromeda XVII: A New Low Luminosity Satellite of M31
Mike Irwin, Annette Ferguson, Avon Huxor +3
The M33 Globular Cluster System with PAndAS Data: The Last Outer Halo Cluster?
Robert Cockcroft, William E. Harris, Annette M. N. Ferguson +8
Galactic Indigestion: Numerical Simulations of the Milky Way's Closest Neighbor
Rodrigo Ibata, Geraint Lewis
Detecting compact dark matter in galaxy clusters via gravitational microlensing: A2218 & A370
Artem Tuntsov, Geraint Lewis, Rodrigo Ibata +1
A Keck/DEIMOS Kinematic Study of Andromeda IX: dark matter on the smallest galactic scales
Scott C. Chapman, Rodrigo Ibata, Geraint F. Lewis +4
The intrinsic ellipticity of dwarf spheroidal galaxies: constraints from the Andromeda system
Jean-Baptiste Salomon, Rodrigo Ibata, Nicolas Martin +1
Stellar streams as gravitational experiments II. Asymmetric tails of globular cluster streams
Guillaume F. Thomas, Benoit Famaey, Rodrigo Ibata +3
Chemical Mapping of the Milky Way With The Canada-France Imaging Survey: A Non-parametric Metallicity-Distance Decomposition of the Galaxy
Rodrigo Ibata, Alan McConnachie, Jean-Charles Cuillandre +41
Stellar streams as gravitational experiments I. The case of Sagittarius
Guillaume F. Thomas, Benoit Famaey, Rodrigo Ibata +2
Exploring the reality of density substructures in the Palomar 5 stellar stream
Guillaume F. Thomas, Rodrigo Ibata, Benoit Famaey +2
The Stellar Populations of M31 Halo Substructure
Annette Ferguson, Rachel Johnson, Daniel Faria +5
The lopsided distribution of satellite galaxies
Noam I Libeskind, Quan Guo, Elmo Tempel +1
The Detailed Science Case for the Maunakea Spectroscopic Explorer: the Composition and Dynamics of the Faint Universe
Alan McConnachie, Carine Babusiaux, Michael Balogh +173
A near zero velocity dispersion stellar component in the Canes Venatici dwarf spheroidal galaxy
Rodrigo Ibata, Scott Chapman, Mike Irwin +2
The Lower Main Sequence and Mass Function of the Globular Cluster Messier 4
Harvey B. Richer, James Brewer, Gregory G. Fahlman +9
On the derivation of radial velocities of SB2 components: a "CCF vs TODCOR" comparison
Jean-Louis Halbwachs, Flavien Kiefer, Frédéric Arenou +5
The Outer Regions of the Galactic Bulge:II Analysis
Rodrigo Ibata, Gerard Gilmore
A peculiar faint satellite in the remote outer halo of M31
Dougal Mackey, Avon Huxor, Nicolas Martin +9
A Minor Axis Surface Brightness Profile for M31
Mike Irwin, Annette Ferguson, Rodrigo Ibata +2
HST Observations of the White Dwarf Cooling Sequence of M4
Brad Hansen, Harvey Richer, Greg Fahlman +7
A Keck/Deimos Survey of Red Giant Branch Stars in the Outskirts of M31
Annette Ferguson, Scott Chapman, Rodrigo Ibata +3
Draco, a flawless dwarf galaxy
Mathieu Segall, Rodrigo Ibata, Michael Irwin +2
The Ghost of Sagittarius and Lumps in the Halo of the Milky Way
Heidi Jo Newberg, Brian Yanny, Constance M. Rockosi +16