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Results 1 - 44 of 44

Homogeneity in the early chemical evolution of the Sextans dwarf Spheroidal galaxy. (arXiv:2001.11033v1 [astro-ph.GA])
- Volume 15, Issue 5 - article #7
- R. Lucchesi, C. Lardo, F. Primas, P. Jablonka, P. North, G. Battaglia, E. Starkenburg, V. Hill, M. Irwin, P. Francois, M. Shetrone, E. Tolstoy, K. Venn
- http://arxiv.org/abs/2001.11033
The chemical evolution of the dwarf Spheroidal galaxy Sextans. (arXiv:1911.08627v1 [astro-ph.GA])
- Volume 14, Issue 47 - article #3
- R. Theler, P. Jablonka, C. Lardo, P. North, M. Irwin, G. Battaglia, V. Hill, E. Tolstoy, K. Venn, A. Helmi, A. Kaufer, R. Lucchesi, F. Primas, M. Shetrone
- http://arxiv.org/abs/1911.08627
The HST/ACS star formation history of the Tucana dwarf spheroidal galaxy: clues from the horizontal branch⋆
- Volume 14, Issue 40 - article #6
- A. Savino, E. Tolstoy, M. Salaris, M. Monelli, T. J. L. de Boer
- Astronomy & Astrophysics
- http://feedproxy.google.com/~r/edp_aa/~3/staggAbw27M/201936077
The Pristine survey III: Spectroscopic confirmation of an efficient search for extremely metal-poor stars. (arXiv:1708.01264v1 [astro-ph.GA])
- Volume 12, Issue 32 - article #5
- K. Youakim, E. Starkenburg, D. S. Aguado, N. F. Martin, M. Fouesneau, J. I. González Hernández, C. Allende Prieto, P. Bonifacio, M. Gentile, C. Kielty, P. Côté, P. Jablonka, A. McConnachie, R. Sánchez Janssen, E. Tolstoy, K. Venn
- http://arxiv.org/abs/1708.01264
The power of teaming up HST and Gaia: the first proper motion measurement of the distant cluster NGC 2419
- Volume 12, Issue 6 - article #14
- D. Massari, L. Posti, A. Helmi, G. Fiorentino, E. Tolstoy
- Astronomy & Astrophysics
- http://feedproxy.google.com/~r/edp_aa/~3/_J8O68wVjHI/201630174
Astrometry with MCAO: HST-GeMS proper motions in the globular cluster NGC 6681⋆
- Volume 11, Issue 44 - article #12
- D. Massari, G. Fiorentino, A. McConnachie, A. Bellini, E. Tolstoy, P. Turri, D. Andersen, G. Bono, P. B. Stetson, J.-P. Veran
- Astronomy & Astrophysics
- http://feedproxy.google.com/~r/edp_aa/~3/CsS732wz-bs/201629336
Astrometry with MCAO: HST-GeMS proper motions in the globular cluster NGC 6681. (arXiv:1609.05923v1 [astro-ph.SR])
- Volume 11, Issue 39 - article #7
- D. Massari, G. Fiorentino, A. McConnachie, A. Bellini, E. Tolstoy, P. Turri, D. Andersen, G. Bono, P.B. Stetson, J.-P. Véran
- http://arxiv.org/abs/1609.05923
GeMS MCAO observations of the Galactic globular cluster NGC 2808: the absolute age
- Volume 10, Issue 45 - article #3
- Davide Massari, G. Fiorentino, A. McConnachie, G. Bono, M. Dall'Ora, I. Ferraro, G. Iannicola, P.B. Stetson, P. Turri, E. Tolstoy
- arXiv.org - Astrophysics - Volume: 2015, Issue: 11 Dec
- arXiv:1512.03194 [pdf, ps, other]
Carbon and nitrogen abundances of individual stars in the Sculptor dwarf spheroidal galaxy
- Volume 10, Issue 41 - article #1
- C. Lardo, G. Battaglia, E. Pancino, D. Romano, T. J. L. de Boer, E. Starkenburg, E. Tolstoy, M. J. Irwin, P. Jablonka, M. Tosi
- arXiv.org - Astrophysics - Volume: 2015, Issue: 6 Nov
- arXiv:1511.01322 [pdf, other]
The early days of the Sculptor dwarf spheroidal galaxy
- Volume 10, Issue 25 - article #27
- P. Jablonka, P. North, L. Mashonkina, V. Hill, Y. Revaz, M. Shetrone, E. Starkenburg, M. Irwin, E. Tolstoy, G. Battaglia, K. Venn, A. Helmi, F. Primas, P. Francois
- arXiv.org - Astrophysics - Volume: 2015, Issue: 3 Jul
- arXiv:1506.08636 [pdf, other]
The first carbon-enhanced metal-poor star found in the Sculptor dwarf spheroidal
- Volume 10, Issue 6 - article #19
- Ã. SkÃºladÃ³ttir, E. Tolstoy, S. Salvadori, V. Hill, M. Pettini, M. D. Shetrone and E. Starkenburg
- Astronomy and Astrophysics - Volume: 574, Issue: February 2015
- http://dx.doi.org/10.1051/0004-6361/201424782
  Abstract Full HTML PDF (540.4 KB) ePUB (3.685 MB) References Tables at CDS NASA ADS Abstract Service
VLT/FLAMES spectroscopy of red giant branch stars in the Fornax dwarf spheroidal galaxy
- Volume 9, Issue 23 - article #34
- B. Lemasle, T. de Boer, V. Hill, E. Tolstoy, M. Irwin, P. Jablonka, K. Venn, G. Battaglia, E. Starkenburg, M. Shetrone, B. Letarte, P. Francois, A. Helmi, F. Primas, A. Kaufer, T. Szeifert
- arXiv.org - Astrophysics - Volume: 2014, Issue: 3 Oct
- arXiv:1409.7703 [pdf, ps, other]
A Community Science Case for E-ELT HIRES
- Volume 8, Issue 42 - article #1
- R. Maiolino, M. Haehnelt, M.T. Murphy, D. Queloz, L. Origlia, J. Alcala, Y. Alibert, P.J. Amado, C. Allende Prieto, M. Ammler-von Eiff, M. Asplund, M. Barstow, G. Becker, X. Bonfils, F. Bouchy, A. Bragaglia, M.R. Burleigh, A. Chiavassa, D. A. Cimatti, M. Cirasuolo, S. Cristiani, D. Dravins, E. Emsellem, J. Farihi, P. Figueira, J. Fynbo, B.T. Gansicke, M. Gillon, B. Gustafsson, V. Hill, G. Israelyan, A. Korn, S. Larsen, P. De Laverny, J. Liske, C. Lovis, A. Marconi, C. Martins, P. Molaro, B. Nisini, E. Oliva, P. Petitjean, M. Pettini, A. Recio Blanco, R. Rebolo, A. Reiners, C. Rodriguez-Lopez, N. Ryde, N.C. Santos, S. Savaglio, I. Snellen, K. Strassmeier, N. Tanvir, L. Testi, E. Tolstoy, A. Triaud, L. Vanzi, M. Viel, M. Volonteri
- arXiv.org - Astrophysics - Volume: 2013, Issue: 18 Oct
- arXiv:1310.3163 [pdf]
Metals and ionizing photons from dwarf galaxies
- Volume 8, Issue 40 - article #6
- S. Salvadori (1), E. Tolstoy (1), A. Ferrara (2), S. Zaroubi (1) ((1) Kapteyn Astronomical Institute (2) Scuola Normale Superiore)
- arXiv.org - Astrophysics - Volume: 2013, Issue: 4 Oct
- arXiv:1309.7058 [pdf, ps, other]
Through thick and thin: Structure of the Galactic thick disc from extragalactic surveys
- Volume 8, Issue 29 - article #27
- G. Kordopatis, V. Hill, M. Irwin, G. Gilmore, R. F. G. Wyse, E. Tolstoy, P. de Laverny, A. Recio-Blanco, G. Battaglia and E. Starkenburg
- Astronomy and Astrophysics - Volume: 555, Issue: July 2013
- http://dx.doi.org/10.1051/0004-6361/201321470
  Abstract Full HTML PDF (3.857 MB) References Tables at CDS NASA ADS Abstract Service
A new study of stellar substructures in the Fornax dwarf spheroidal galaxy
- Volume 8, Issue 11 - article #6
- T. J. L. de Boer, E. Tolstoy, A. Saha and E. W. Olszewski
- Astronomy and Astrophysics - Volume: 551, Issue: March 2013
- http://dx.doi.org/10.1051/0004-6361/201220855
  Abstract Full HTML PDF (5.774 MB) References NASA ADS Abstract Service
The extremely low-metallicity tail of the Sculptor dwarf spheroidal galaxy
- Volume 8, Issue 3 - article #30
- E. Starkenburg, V. Hill, E. Tolstoy, P. FranÃ§ois, M. J. Irwin, L. Boschman, K. A. Venn, T. J. L. de Boer, B. Lemasle, P. Jablonka, et al. (3 more)G. Battaglia, P. Groot and L. Kaper
- Astronomy and Astrophysics - Volume: 549, Issue: January 2013
- http://dx.doi.org/10.1051/0004-6361/201220349
  Abstract | Full HTML | PDF (977.9 KB) | References | Online Material | NASA ADS Abstract Service
The Extensive Age Gradient of the Carina Dwarf Galaxy
- Volume 7, Issue 49 - article #33
- G. Battaglia, M. Irwin, E. Tolstoy, T. de Boer, and M. Mateo
- The Astrophysical Journal Letters - Volume: 761, Issue: 2
- Abstract References Full text PDF (2.35 MB) View as HTML
A wide-area view of the Phoenix dwarf galaxy from Very Large Telescope/FORS imaging
- Volume 7, Issue 29 - article #21
- G. Battaglia, M. Rejkuba, E. Tolstoy, M. J. Irwin and G. Beccari
- Monthly Notices of the Royal Astronomical Society - Volume: 424, Issue: 2
- Abstract Full Article (HTML)PDF(4951K)References Supporting Information Request Permissions
The Star Formation & Chemical Evolution History of the Fornax Dwarf Spheroidal Galaxy
- Volume 7, Issue 27 - article #20
- T. J. L. de Boer, E. Tolstoy, V. Hill, A. Saha, E. W. Olszewski, M. Mateo, E. Starkenburg, G. Battaglia, M. G. Walker
- arXiv.org - Astrophysics - Volume: 2012, Issue: 6 Jul
- arXiv:1206.6968 [pdf, ps, other]
The Star Formation & Chemical Evolution History of the Sculptor Dwarf Spheroidal Galaxy
- Volume 7, Issue 2 - article #13
- T. J. L. de Boer, E. Tolstoy, V. Hill, A. Saha, K. Olsen, E. Starkenburg, B. Lemasle, M. J. Irwin, G. Battaglia
- arXiv.org - Astrophysics - Volume: 2012, Issue: 13 Jan
- arXiv:1201.2408 [pdf, ps, other]
The ancient stellar population of M32: RR Lyr Variable stars confirmed
- Volume 7, Issue 1 - article #9
- G. Fiorentino, R. Contreras Ramos, E. Tolstoy, G. Clementini, A. Saha
- arXiv.org - Astrophysics - Volume: 2012, Issue: 6 Jan
- arXiv:1201.0439 [pdf, ps, other]
Study of the Sextans dwarf spheroidal galaxy from the DART Ca ii triplet survey
- Volume 6, Issue 9 - article #25
- G. Battaglia, E. Tolstoy, A. Helmi, M. Irwin, P. Parisi, V. Hill and P. Jablonka
- Monthly Notices of the Royal Astronomical Society - Volume: 411, Issue: 2
- Abstract Full Article (HTML)PDF(1344K)References Supporting Information
Working Group Summary - Local Universe
- Volume 5, Issue 39 - article #21
- E. Tolstoy, G. Battaglia, R. Beck, A. Brunthaler, A. Calamida, G. Fiorentino, J.M. van der Hulst
- arXiv.org - Astrophysics - Volume: 2010, Issue: 24 Sep
- arXiv:1009.4103 [pdf, ps, other]
Extremely metal-poor stars in classical dwarf spheroidal galaxies: Fornax, Sculptor and Sextans
- Volume 5, Issue 35 - article #13
- M. Tafelmeyer, P. Jablonka, V. Hill, M. Shetrone, E. Tolstoy, M.J. Irwin, G. Battaglia, A. Helmi, E. Starkenburg, K.A. Venn, T. Abel, P. Francois, A. Kaufer, P. North, F. Primas, T. Szeifert
- arXiv.org - Astrophysics - Volume: 2010, Issue: 27 Aug
- arXiv:1008.3721 [pdf, ps, other]
The ACS LCID project. III. The star formation history of the Cetus dSph galaxy: a post-reionization fossil
- Volume 5, Issue 9 - article #17
- M. Monelli, S.L Hidalgo, P.B. Stetson, A. Aparicio, C. Gallart, A. Dolphin, A.A. Cole, D. Weisz, E.D. Skillman, E. Bernard, L. Mayer, J. Navarro, S. Cassisi, I. Drozdovsky, E. Tolstoy
- arXiv.org - Astrophysics - Volume: 2010, Issue: 26 Feb
- arXiv:1002.4300 [pdf, ps, other]
M32: Is There An Ancient, Metal-Poor Population?
- Volume 4, Issue 36 - article #10
- G. Fiorentino, A. Monachesi, S. Trager, T. Lauer, A. Saha, K. Mighell, W. L. Freedman, A. Dressler, C. J. Grillmair, E. Tolstoy
- arXiv.org - Astrophysics - Volume: 2009, Issue: 4 Sep
- arXiv:0909.0202 [pdf]
Chemical composition of extremely metal-poor stars in the Sextans dwarf spheroidal galaxy
- Volume 4, Issue 32 - article #9
- W. Aoki, N. Arimoto, K. Sadakane, E. Tolstoy, G. Battaglia, P. Jablonka, M. Shetrone, B. Letarte, M. Irwin, V. Hill, P. Francois, K. Venn, F. Primas, A. Helmi, A. Kaufer, M. Tafelmeyer, T. Szeifert, and C. Babusiaux
- Astronomy and Astrophysics - Volume: 502, Issue: 2
- Abstract | PDF file (307.0 KB) | PS file (135.4 KB)
The dynamical and chemical evolution of dwarf spheroidal galaxies
- Volume 4, Issue 29 - article #14
- Y. Revaz, P. Jablonka, T. Sawala, V. Hill, B. Letarte, M. Irwin, G. Battaglia, A. Helmi, M. D. Shetrone, E. Tolstoy, and K. A. Venn
- Astronomy and Astrophysics - Volume: 501, Issue: 1
- Abstract | PDF file (1.738 MB) | PS file (2.970 MB)
Blue straggler stars in dwarf spheroidal galaxies – II. Sculptor and Fornax
- Volume 4, Issue 25 - article #24
- M. Mapelli, E. Ripamonti, G. Battaglia, E. Tolstoy, M. J. Irwin, B. Moore, S. Sigurdsson
- Monthly Notices of the Royal Astronomical Society - Volume: 396, Issue: 3
- Abstract | References | Full Text: HTML, PDF (Size: 4600K)
  Save Article
Life at the periphery of the Local Group: the kinematics of the Tucana dwarf galaxy
- Volume 4, Issue 21 - article #18
- F. Fraternali, E. Tolstoy, M. J. Irwin, and A. A. Cole
- Astronomy and Astrophysics - Volume: 499, Issue: 1
- Abstract | PDF file (2.269 MB) | PS file (3.621 MB)
Chemical Composition of Extremely Metal-Poor Stars in the Sextans Dwarf Spheroidal Galaxy
- Volume 4, Issue 18 - article #8
- W. Aoki, N. Arimoto, K. Sadakane, E. Tolstoy, G. Battaglia, P. Jablonka, M. Shetrone, B. Letarte, M. Irwin, V. Hill, P. Francois, K. Venn, F. Primas, A. Helmi, A. Kaufer, M. Tafelmeyer, T. Szeifert, C. Babusiaux
- arXiv.org - Astrophysics - Volume: 2009, Issue: 1 May
- arXiv:0904.4307 [ps, pdf, other]
The Dynamical and Chemical Evolution of Dwarf Spheroidal Galaxies
- Volume 4, Issue 18 - article #13
- Y. Revaz, P. Jablonka, T. Sawala, V. Hill, B. Letarte, M. Irwin, G. Battaglia, A. Helmi, M. D. Shetrone, E. Tolstoy, K.A. Venn
- arXiv.org - Astrophysics - Volume: 2009, Issue: 1 May
- arXiv:0904.4636 [ps, pdf, other]
Blue straggler stars in dwarf spheroidal galaxies II: Sculptor and Fornax
- Volume 4, Issue 15 - article #2
- M. Mapelli, E. Ripamonti, G. Battaglia, E. Tolstoy, M. J. Irwin, B. Moore, S. Sigurdsson
- arXiv.org - Astrophysics - Volume: 2009, Issue: 10 Apr
- arXiv:0904.0530 [ps, pdf, other]
Life at the Periphery of the Local Group: the kinematics of the Tucana Dwarf Galaxy
- Volume 4, Issue 13 - article #20
- F. Fraternali (Univ. Bologna), E. Tolstoy (Univ. Groningen), M. Irwin (IoA, Cambridge), A. Cole (Univ. Tasmania)
- arXiv.org - Astrophysics - Volume: 2009, Issue: 27 Mar
- arXiv:0903.4635 [ps, pdf, other]
The mass content of the Sculptor dwarf spheroidal galaxy
- Volume 3, Issue 29 - article #11
- G. Battaglia, A. Helmi, E. Tolstoy, M. Irwin
- arXiv.org - Astrophysics - Volume: 2008, Issue: 17 Jul
- arXiv:0807.2334 [ps, pdf, other]
The Kinematic Status and Mass Content of the Sculptor Dwarf Spheroidal Galaxy
- Volume 3, Issue 26 - article #18
- G. Battaglia, A. Helmi, E. Tolstoy, M. Irwin, V. Hill, and P. Jablonka
- The Astrophysical Journal Letters - Volume: 681, Issue: 1
- Abstract-Full Text-PDF Version (122 kB)
Analysis and calibration of Ca ii triplet spectroscopy of red giant branch stars from VLT/FLAMES observations
- Volume 2, Issue 51 - article #8
- G. Battaglia, M. Irwin, E. Tolstoy, V. Hill, A. Helmi, B. Letarte and P. Jablonka
- Monthly Notices of the Royal Astronomical Society - Volume: 383, Issue: 1
- Abstract | References | Full Text HTML | Full Text PDF (646 KB) | Supplementary material | Rights and Permissions
A New View of the Dwarf Spheroidal Satellites of the Milky Way from VLT FLAMES: Where Are the Very Metal-poor Stars?
- Volume 2, Issue 47 - article #7
- Amina Helmi, M. J. Irwin, E. Tolstoy, G. Battaglia, V. Hill, P. Jablonka, K. Venn, M. Shetrone, B. Letarte, N. Arimoto, T. Abel, P. Francois, A. Kaufer, F. Primas, K. Sadakane, and T. Szeifert
- The Astrophysical Journal Letters - Volume: 651, Issue: 2
- ABSTRACT | FULL TEXT | PDF (240 kB) | PS
Blue straggler stars in dwarf spheroidal galaxies
- Volume 2, Issue 26 - article #13
- M. Mapelli (1), E. Ripamonti (2), E. Tolstoy (2), S. Sigurdsson (3), M. J. Irwin (4), G. Battaglia (2) ((1) University of Zürich, (2) Kapteyn Astronomical Institute, University of Groningen, (3) Pennsylvania State University, (4) Royal Greenwich Observatory)
- ArXiv - Astrophysics
- arXiv:0706.3311 [ps, pdf, other]
Leo A: A Late-Blooming Survivor of the Epoch of Reionization in the Local Group
- Volume 2, Issue 9 - article #17
- A. A. Cole, E. D. Skillman, E. Tolstoy, J. S. Gallagher III, A. Aparicio, A. E. Dolphin, C. Gallart, S. L. Hidalgo, A. Saha, P. B. Stetson, D. R. Weisz
- ArXiv - Astrophysics
- astro-ph/0702646 [abs, ps, pdf, other]
Inside the whale: the structure and dynamics of the isolated Cetus dwarf spheroidal
- Volume 1, Issue 46 - article #2
- G. F. Lewis, R. A. Ibata, S. C. Chapman, A. McConnachie, M. J. Irwin, E. Tolstoy, N. R. Tanvir
- ArXiv - Astrophysics
- astro-ph/0612293 [abs, ps, pdf, other]
A new view of the dwarf spheroidal satellites of the Milky Way from VLT/FLAMES: Where are the very metal poor stars?
- Volume 1, Issue 42 - article #11
- Amina Helmi, M.J. Irwin, E. Tolstoy, G. Battaglia, V. Hill, P. Jablonka, K. Venn, M. Shetrone, B. Letarte, N. Arimoto, T. Abel, P. Francois, A. Kaufer, F. Primas, K. Sadakane, T. Szeifert
- ArXiv - Astrophysics
- astro-ph/0611420 [abs, ps, pdf, other]
The DART imaging and CaT survey of the Fornax Dwarf Spheroidal Galaxy
- Volume 1, Issue 29 - article #5
- G. Battaglia, E. Tolstoy, A. Helmi, M.J. Irwin, B. Letarte, P. Jablonka, V. Hill, K.A. Venn, M.D. Shetrone, N. Arimoto, F. Primas, A. Kaufer, P. Francois, T. Szeifert, T. Abel, K. Sadakane
- ArXiv - Astrophysics
- astro-ph/0608370 [abs, ps, pdf, other]

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