GC
G. S. Da Costa
astro-ph.GAastro-ph.SRastro-phastro-ph.COastro-ph.IMastro-ph.HEastro-ph.EP
On Valency
published · living versionsW_k8s73tq4·v1 · currentpublished
The Southern Stellar Stream Spectroscopic Survey (): Overview, Target Selection, Data Reduction, Validation, and Early Science
with T. S. Li, S. E. Koposov, D. B. Zucker, G. F. Lewis +27
1 version
W_ncmpswa4·v1published
W_cxsaj8pf·v1published
Preprints & journals
151 papers in the corpus · 1996–2026A combined HST and JWST analysis of the stellar population in Draco II2610.28738v1 · Axelle C. Raffin, Giacomo Cordoni, Helmut Jerjen et al.2026 · 0 citationsarXivon Valency
Detailed Abundance Determination of Metal-Poor Stars with X-Shooter II. - Chemically Disentangling the Halo, Disk and GSE2608.06666v1 · Benjamin D. C. Lowe, Luca Casagrande, Thomas Nordlander et al.2026 · 0 citationsarXiv
Boötes III is a Tidally Disrupting Ultra-Faint Dwarf Galaxy on an Eccentric Polar Orbit2607.07803v1 · Ting S. Li, Denis Erkal, Andrew B. Pace et al.2026 · 0 citationsarXiv
Epicyclic Density Variations in the Indus Stellar Stream2603.09305v1 · Yong Yang, Geraint F. Lewis, Ting S. Li et al.2026 · 0 citationsarXiv
Searching for and characterizing halo substructures with the GALAH DR4 survey2602.19647v1 · Iryna Kushniruk, Kristopher Youakim, Karin Lind et al.2026 · 0 citationsA&A 709, A69 (2026)
Detailed Chemical Abundance Analysis of the Brightest Stars in the Turranburra and Willka Yaku Stellar Streams2512.10003v1 · Kaitlin B. Webber, Terese T. Hansen, Jennifer L. Marshall et al.2025 · 0 citationsarXiv
: Tidal Disruption in Crater 2 and Formation of Diffuse Dwarf Galaxies in the Local Group2512.02177v2 · Guilherme Limberg, Alexander P. Ji, Ting S. Li et al.2025 · 0 citationsarXiv
Detailed Abundance Determination of Metal-Poor Stars with X-Shooter I. Unusual Chemistry in Halo Stars2510.24346v2 · Benjamin D. C. Lowe, Thomas Nordlander, Luca Casagrande et al.2025 · 0 citationsarXiv
Chemodynamics of BoötesI with : Revised Velocity Gradient, Dark Matter Density, and Galactic Chemical Evolution Constraints2509.02546v1 · Nathan R. Sandford, Ting S. Li, Sergey E. Koposov et al.2025 · 1 citationarXiv
Sifting for a Stream: The Morphology of the Stellar Stream2506.21410v2 · Benjamin Cohen, Alexander P. Ji, Peter S. Ferguson et al.2025 · 1 citationarXiv
Hunting for UVdim stars in Galactic Open clusters. Clues from ultraviolet photometry2506.21519v1 · G. Cordoni, A. P. Milone, L.Casagrande et al.2025 · 1 citationarXiv
A Main Sequence CH-star in the globular cluster M55 (NGC 6809)2503.22083v1 · G. S. Da Costa, T. Nordlander2025 · 0 citationsarXiv
Flipping of the tidal tails of the Ophiuchus stream due to the decelerating Galactic bar2503.19221v1 · Yong Yang, Geraint F. Lewis, Denis Erkal et al.2025 · 7 citations2025 ApJ 984 189
The Rise of the Milky Way Disk through EMP Stars2502.18668v1 · B. Lowe, T. Nordlander, L. Casagrande et al.2025 · 3 citationsarXiv
The GALAH survey: Improving chemical abundances using star clusters2501.06140v2 · Janez Kos, Sven Buder, Kevin L. Beeson et al.2025 · 8 citationsA&A 703, A104 (2025)
: New insights from deep spectroscopic observations of the tidal tails of the globular clusters NGC 1261 and NGC 19042411.08991v1 · Petra Awad, Ting S. Li, Denis Erkal et al.2024 · 13 citationsA&A 693, A69 (2025)
The GALAH Survey: Data Release 42409.19858v2 · S. Buder, J. Kos, E. X. Wang et al.2024 · 91 citationsarXiv
SkyMapper Southern Survey: Data Release 42402.02015v1 · Christopher A. Onken, Christian Wolf, Michael S. Bessell et al.2024 · 104 citationsarXiv
Multiple Populations and a CH Star Found in the 300S Globular Cluster Stellar Stream2401.02476v2 · Sam A. Usman, Alexander P. Ji, Ting S. Li et al.2024 · 13 citationsarXiv
High-resolution spectroscopic study of extremely metal-poor stars in the Large Magellanic Cloud2312.12793v2 · W. S. Oh, T. Nordlander, G. S. Da Costa et al.2023 · 12 citationsarXiv
The SkyMapper search for extremely metal-poor stars in the Large Magellanic Cloud2306.15492v1 · W. S. Oh, T. Nordlander, G. S. Da Costa et al.2023 · 8 citationsarXiv
: Probing the Milky Way and Magellanic Clouds potentials with the 6-D map of the Orphan-Chenab stream2211.04495v2 · Sergey E. Koposov, Denis Erkal, Ting S. Li et al.2022 · 109 citationsarXiv
The Magellanic Edges Survey IV. Complex tidal debris in the SMC outskirts2210.06657v1 · L. R. Cullinane, A. D. Mackey, G. S. Da Costa et al.2022 · 14 citationsarXiv
Spectroscopic follow-up of statistically selected extremely metal-poor star candidates from GALAH DR32210.05161v2 · G. S. Da Costa, M. S. Bessell, Thomas Nordlander et al.2022 · 9 citationsarXiv
A high-resolution spectroscopic search for multiple populations in the 2 Gyr old cluster NGC 18462209.05607v2 · Wei Shen Oh, Thomas Nordlander, Gary Da Costa et al.2022 · 5 citationsarXiv
The GALAH Survey: A New Sample of Extremely Metal-Poor Stars Using A Machine Learning Classification Algorithm2203.10843v2 · Arvind C.N. Hughes, Lee R. Spitler, Daniel B. Zucker et al.2022 · 15 citationsarXiv
The Magellanic Edges Survey III. Kinematics of the disturbed LMC outskirts2203.05450v1 · L. R. Cullinane, A. D. Mackey, G. S. Da Costa et al.2022 · 24 citationsarXiv
Evidence of globular cluster abundance anomalies in the SMC intermediate-age cluster Kron 32202.00849v2 · C. Salgado, G. S. Da Costa, D. Yong et al.2022 · 8 citationsarXiv
A search for stellar structures around nine outer halo globular clusters in the Milky Way2111.09072v2 · Shumeng Zhang, Dougal Mackey, Gary Da Costa2021 · 29 citationsarXiv
A black hole detected in the young massive LMC cluster NGC 18502111.06506v1 · S. Saracino, S. Kamann, M. G. Guarcello et al.2021 · 57 citationsarXiv
: The Orbital and Chemical Properties of One Dozen Stellar Streams2110.06950v2 · Ting S. Li, Alexander P. Ji, Andrew B. Pace et al.2021 · 96 citationsarXiv
Signature of a massive rotating metal-poor star imprinted in the Phoenix stellar stream2109.03948v1 · Andrew R. Casey, Alexander P. Ji, Terese T. Hansen et al.2021 · 9 citationsarXiv
A panoramic view of the Local Group dwarf galaxy NGC 68222108.04431v2 · Shumeng Zhang, Dougal Mackey, Gary Da Costa2021 · 19 citationsarXiv
Measuring the Mass of the Large Magellanic Cloud with Stellar Streams Observed by 2107.13004v1 · Nora Shipp, Denis Erkal, Alex Drlica-Wagner et al.2021 · 119 citationsarXiv
High resolution spectroscopic follow-up of the most metal-poor candidates from SkyMapper DR1.12107.06430v1 · D. Yong, G. S. Da Costa, M. S. Bessell et al.2021 · 38 citationsarXiv
r-Process elements from magnetorotational hypernovae.34234332 · Yong, D, Kobayashi, C, Da Costa, G S et al.2021 · 84 citationsNature. 2021;595(7866):223-226
Spectroscopy and photometry of the least-massive Type-II globular clusters: NGC1261 AND NGC69342106.15978v1 · A. F. Marino, A. P. Milone, A. Renzini et al.2021 · 27 citationsarXiv
Kinematics of Antlia 2 and Crater 2 from The Southern Stellar Stream Spectroscopic Survey (S5)2106.12656v2 · Alexander P. Ji, Sergey E. Koposov, Ting S. Li et al.2021 · 94 citationsarXiv
The Magellanic Edges Survey -- II. Formation of the LMC's northern arm2106.03274v2 · L. R. Cullinane, A. D. Mackey, G. S. Da Costa et al.2021 · 2 citationsarXiv
Milky Way Tomography with the SkyMapper Southern Survey. II. Photometric Re-calibration of SMSS DR22011.07172v1 · Yang Huang, Haibo Yuan, Chengyuan Li et al.2020 · 52 citationsarXiv
The GALAH+ Survey: Third Data Release2011.02505v2 · Sven Buder, Sanjib Sharma, Janez Kos et al.2020 · 612 citationsarXiv
Exploring the Galaxy's halo and very metal-weak thick disk with SkyMapper and Gaia DR22011.01189v1 · G. Cordoni, G. S. Da Costa, D. Yong et al.2020 · 54 citationsarXiv
The Magellanic Edges Survey I. Description and First Results2007.06780v1 · L. R. Cullinane, A. D. Mackey, G. S. Da Costa et al.2020 · 29 citationsarXiv
Broken into Pieces: ATLAS and Aliqa Uma as One Single Stream2006.10763v2 · Ting S. Li, Sergey E. Koposov, Denis Erkal et al.2020 · 74 citationsarXiv
The closest extremely low-mass white dwarf to the Sun2004.07556v1 · Adela Kawka, Jeffrey D. Simpson, Stephane Vennes et al.2020 · 9 citationsarXiv
How stellar rotation shapes the colour magnitude diagram of the massive intermediate-age star cluster NGC 18462001.01731v1 · Sebastian Kamann, Nate Bastian, Seth Gossage et al.2020 · 63 citationsarXiv
The WAGGS project -- III. Discrepant mass-to-light ratios of Galactic globular clusters at high metallicity2001.01810v1 · H. Dalgleish, S. Kamann, C. Usher et al.2020 · 15 citationsarXiv
THOR 42: A touchstone $\sim$24 Myr-old eclipsing binary spanning the fully-convective boundary1911.05925v1 · Simon J. Murphy, Warrick A. Lawson, Christopher A. Onken et al.2019 · 11 citationsarXiv
Multiple populations in globular clusters and their parent galaxies1910.09683v1 · A. P. Milone, A. F. Marino, G. S. Da Costa et al.2019 · 101 citationsarXiv
The SkyMapper DR1.1 Search for Extremely Metal-Poor Stars1909.06227v1 · G. S. Da Costa, M. S. Bessell, A. D. Mackey et al.2019 · 69 citationsMNRAS, 489, 5900-5918 (2019)
Career total: at least 479 works. 151 are in this corpus.Showing the 50 most recent.
Profile built from the corpus for this byline.
Author records are still filling in while the Hub is in alpha. If this is your page, you'll be able to claim it soon. Spot a mistake? Tell us.