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STREGA: STRucture and Evolution of the GAlaxy - I: Survey overview and first results

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STREGA: STRucture and Evolution of the GAlaxy - I : Survey overview and first results. / Marconi, M.; Musella, Ilaria; Di Criscienzo, M; Cignoni, M.; Dall'Ora, Massimo; Bono, Giuseppe; Ripepi, V.; Brocato, Enzo; Raimondo, G.; Grado, A.; Limatola, L.; Coppola, G.; Moretti, M.I.; Stetson, P.; Calamida, A.; Cantiello, M.; Capaccioli, M.; Cappellaro, Enrico; Cioni, M-R.L.; Degl'Innocenti, S.; De Martino, D.; Di Cecco, A.; Ferraro, I.; Iannicola, G.; Prada Moroni, P.G. ; Silvotti, R.; Buonanno, R.; Getman, F.; Napolitano, N.R.; Pulone, L.; Schipani, P.

In: Monthly Notices of the Royal Astronomical Society, Vol. 444, No. 4, 11.11.2014, p. 3809-3828.

Research output: Contribution to journalArticlepeer-review

Harvard

Marconi, M, Musella, I, Di Criscienzo, M, Cignoni, M, Dall'Ora, M, Bono, G, Ripepi, V, Brocato, E, Raimondo, G, Grado, A, Limatola, L, Coppola, G, Moretti, MI, Stetson, P, Calamida, A, Cantiello, M, Capaccioli, M, Cappellaro, E, Cioni, M-RL, Degl'Innocenti, S, De Martino, D, Di Cecco, A, Ferraro, I, Iannicola, G, Prada Moroni, PG, Silvotti, R, Buonanno, R, Getman, F, Napolitano, NR, Pulone, L & Schipani, P 2014, 'STREGA: STRucture and Evolution of the GAlaxy - I: Survey overview and first results', Monthly Notices of the Royal Astronomical Society, vol. 444, no. 4, pp. 3809-3828. https://doi.org/10.1093/mnras/stu1691

APA

Marconi, M., Musella, I., Di Criscienzo, M., Cignoni, M., Dall'Ora, M., Bono, G., Ripepi, V., Brocato, E., Raimondo, G., Grado, A., Limatola, L., Coppola, G., Moretti, M. I., Stetson, P., Calamida, A., Cantiello, M., Capaccioli, M., Cappellaro, E., Cioni, M-RL., ... Schipani, P. (2014). STREGA: STRucture and Evolution of the GAlaxy - I: Survey overview and first results. Monthly Notices of the Royal Astronomical Society, 444(4), 3809-3828. https://doi.org/10.1093/mnras/stu1691

Vancouver

Author

Marconi, M. ; Musella, Ilaria ; Di Criscienzo, M ; Cignoni, M. ; Dall'Ora, Massimo ; Bono, Giuseppe ; Ripepi, V. ; Brocato, Enzo ; Raimondo, G. ; Grado, A. ; Limatola, L. ; Coppola, G. ; Moretti, M.I. ; Stetson, P. ; Calamida, A. ; Cantiello, M. ; Capaccioli, M. ; Cappellaro, Enrico ; Cioni, M-R.L. ; Degl'Innocenti, S. ; De Martino, D. ; Di Cecco, A. ; Ferraro, I. ; Iannicola, G. ; Prada Moroni, P.G. ; Silvotti, R. ; Buonanno, R. ; Getman, F. ; Napolitano, N.R. ; Pulone, L. ; Schipani, P. / STREGA: STRucture and Evolution of the GAlaxy - I : Survey overview and first results. In: Monthly Notices of the Royal Astronomical Society. 2014 ; Vol. 444, No. 4. pp. 3809-3828.

Bibtex

@article{14edd2b6d3814656a323e9295a0a6463,
title = "STREGA: STRucture and Evolution of the GAlaxy - I: Survey overview and first results",
abstract = "STREGA (STRucture and Evolution of the GAlaxy) is a guaranteed time survey being performed at the VST (the ESO Very Large Telescope Survey Telescope) to map about 150 square degrees in the Galactic halo, in order to constrain the mechanisms of galactic formation and evolution. The survey is built as a 5 yr project, organized in two parts: a core programme to explore the surrounding regions of selected stellar systems and a second complementary part to map the southern portion of the Fornax orbit and extend the observations of the core programme. The adopted stellar tracers are mainly variable stars (RR Lyraes and long-period variables) and main-sequence turn-off stars for which observations in the g, r, i bands are obtained. We present an overview of the survey and some preliminary results for three observing runs that have been completed. For the region centred on ω Cen (37 deg^2), covering about three tidal radii, we also discuss the detected stellar density radial profile and angular distribution, leading to the identification of extratidal cluster stars. We also conclude that the cluster tidal radius is about 1.2 deg, in agreement with values in the literature based on the Wilson model.",
author = "M. Marconi and Ilaria Musella and {Di Criscienzo}, M and M. Cignoni and Massimo Dall'Ora and Giuseppe Bono and V. Ripepi and Enzo Brocato and G. Raimondo and A. Grado and L. Limatola and G. Coppola and M.I. Moretti and P. Stetson and A. Calamida and M. Cantiello and M. Capaccioli and Enrico Cappellaro and M-R.L. Cioni and S. Degl'Innocenti and {De Martino}, D. and {Di Cecco}, A. and I. Ferraro and G. Iannicola and {Prada Moroni}, P.G. and R. Silvotti and R. Buonanno and F. Getman and N.R. Napolitano and L. Pulone and P. Schipani",
year = "2014",
month = nov,
day = "11",
doi = "10.1093/mnras/stu1691",
language = "English",
volume = "444",
pages = "3809--3828",
journal = "Monthly Notices of the Royal Astronomical Society",
issn = "0035-8711",
publisher = "Oxford University Press",
number = "4",

}

RIS

TY - JOUR

T1 - STREGA: STRucture and Evolution of the GAlaxy - I

T2 - Survey overview and first results

AU - Marconi, M.

AU - Musella, Ilaria

AU - Di Criscienzo, M

AU - Cignoni, M.

AU - Dall'Ora, Massimo

AU - Bono, Giuseppe

AU - Ripepi, V.

AU - Brocato, Enzo

AU - Raimondo, G.

AU - Grado, A.

AU - Limatola, L.

AU - Coppola, G.

AU - Moretti, M.I.

AU - Stetson, P.

AU - Calamida, A.

AU - Cantiello, M.

AU - Capaccioli, M.

AU - Cappellaro, Enrico

AU - Cioni, M-R.L.

AU - Degl'Innocenti, S.

AU - De Martino, D.

AU - Di Cecco, A.

AU - Ferraro, I.

AU - Iannicola, G.

AU - Prada Moroni, P.G.

AU - Silvotti, R.

AU - Buonanno, R.

AU - Getman, F.

AU - Napolitano, N.R.

AU - Pulone, L.

AU - Schipani, P.

PY - 2014/11/11

Y1 - 2014/11/11

N2 - STREGA (STRucture and Evolution of the GAlaxy) is a guaranteed time survey being performed at the VST (the ESO Very Large Telescope Survey Telescope) to map about 150 square degrees in the Galactic halo, in order to constrain the mechanisms of galactic formation and evolution. The survey is built as a 5 yr project, organized in two parts: a core programme to explore the surrounding regions of selected stellar systems and a second complementary part to map the southern portion of the Fornax orbit and extend the observations of the core programme. The adopted stellar tracers are mainly variable stars (RR Lyraes and long-period variables) and main-sequence turn-off stars for which observations in the g, r, i bands are obtained. We present an overview of the survey and some preliminary results for three observing runs that have been completed. For the region centred on ω Cen (37 deg^2), covering about three tidal radii, we also discuss the detected stellar density radial profile and angular distribution, leading to the identification of extratidal cluster stars. We also conclude that the cluster tidal radius is about 1.2 deg, in agreement with values in the literature based on the Wilson model.

AB - STREGA (STRucture and Evolution of the GAlaxy) is a guaranteed time survey being performed at the VST (the ESO Very Large Telescope Survey Telescope) to map about 150 square degrees in the Galactic halo, in order to constrain the mechanisms of galactic formation and evolution. The survey is built as a 5 yr project, organized in two parts: a core programme to explore the surrounding regions of selected stellar systems and a second complementary part to map the southern portion of the Fornax orbit and extend the observations of the core programme. The adopted stellar tracers are mainly variable stars (RR Lyraes and long-period variables) and main-sequence turn-off stars for which observations in the g, r, i bands are obtained. We present an overview of the survey and some preliminary results for three observing runs that have been completed. For the region centred on ω Cen (37 deg^2), covering about three tidal radii, we also discuss the detected stellar density radial profile and angular distribution, leading to the identification of extratidal cluster stars. We also conclude that the cluster tidal radius is about 1.2 deg, in agreement with values in the literature based on the Wilson model.

U2 - 10.1093/mnras/stu1691

DO - 10.1093/mnras/stu1691

M3 - Article

VL - 444

SP - 3809

EP - 3828

JO - Monthly Notices of the Royal Astronomical Society

JF - Monthly Notices of the Royal Astronomical Society

SN - 0035-8711

IS - 4

ER -