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Related papers: The BSS population in NGC 6229

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We have used a combination of high-resolution Hubble Space Telescope WFPC2 and wide-field ground-based observations in ultraviolet and optical bands to study the BSS population of the globular clusters NGC 6229 and M75. The combination of…

Solar and Stellar Astrophysics · Physics 2013-01-15 N. Sanna , R. Contreras Ramos

We have used a combination of multiband high-resolution and wide-field ground-based observations to image the Galactic globular cluster M75 (NGC 6864). The extensive photometric sample covers the entire cluster extension, from the very…

Solar and Stellar Astrophysics · Physics 2015-06-03 R. Contreras Ramos , F. R. Ferraro , E. Dalessandro , B. Lanzoni , R. T. Rood

We have used multi-band high resolution HST WFPC2 and ACS observations combined with wide field ground-based observations to study the blue straggler star (BSS) population in the galactic globular cluster NGC 6388. As in several other…

Astrophysics · Physics 2009-11-13 E. Dalessandro , B. Lanzoni , F. R. Ferraro , R. T. Rood , A. Milone , G. Piotto , E. Valenti

We used a proper combination of multiband high-resolution and wide field multi-wavelength observations collected at three different telescopes (HST, LBT and CFHT) to probe Blue Straggler Star (BSS) populations in the globular cluster M53.…

We have used high resolution WFPC2-HST and wide field ground-based observations to construct a catalog of blue straggler stars (BSS) which spans the entire radial extent of the globular cluster NGC 6752. The BSS sample is the most extensive…

Astrophysics · Physics 2009-11-10 E. Sabbi , F. R. Ferraro , A. Sills , R. T. Rood

We present a combination of high-resolution Hubble Space Telescope and wide-field ground-based and Galaxy Evolution Explorer data of the Galactic Globular Cluster M10 (NGC6254). By using this large data-set we determined the center of…

Solar and Stellar Astrophysics · Physics 2015-06-15 E. Dalessandro , F. R. Ferraro , B. Lanzoni , R. P. Schiavon , R. W. O'Connell , G. Beccari

By combining high-resolution (HST-WFPC2) and wide-field ground based (2.2m ESO-WFI) and space (GALEX) observations, we have collected a multi-wavelength photometric data base (ranging from the far UV to the near infrared) of the galactic…

We present dynamical status of the Galactic globular cluster NGC 6656 using spatial distribution of Blue Straggler Stars (BSSs). A combination of multi-wavelength high-resolution space and ground-based data are used to cover a large cluster…

Solar and Stellar Astrophysics · Physics 2018-11-02 Gaurav Singh , R. K. S. Yadav

By combining high-resolution HST and wide-field ground based observations, in ultraviolet and optical bands, we study the Blue Straggler Star (BSS) population of the low density galactic globular cluster M55 (NGC 6809) over its entire…

Astrophysics · Physics 2009-11-13 B. Lanzoni , E. Dalessandro , S. Perina , F. R. Ferraro , R. T. Rood , A. Sollima , -

By combining high-resolution HST and wide-field ground based observations, in ultraviolet and optical bands, we study the Blue Stragglers Star (BSS) population of the galactic globular cluster M5 (NGC 5904) from its very central regions up…

We have used a combination of ACS-HST high-resolution and wide-field SUBARU data in order to study the Blue Straggler Star (BSS) population over the entire extension of the remote Galactic globular cluster NGC 2419. The BSS population…

Astrophysics · Physics 2009-11-13 E. Dalessandro , B. Lanzoni , F. R. Ferraro , F. Vespe , M. Bellazzini , R. T. Rood , -

We have used a combination of high-resolution Hubble Space Telescope WFPC2 and wide-field ground-based observations, in ultraviolet and optical bands, to study the blue straggler star population of the massive outer-halo globular cluster…

Astrophysics of Galaxies · Physics 2013-11-07 N. Sanna , E. Dalessandro , F. R. Ferraro , B. Lanzoni , P. Miocchi , R. W. O'Connell

We used a combination of high-resolution optical images acquired with the Hubble Space Telescope and near-IR wide-field data to investigate the stellar density profile and the population of blue straggler star (BSS) in the Galactic globular…

Solar and Stellar Astrophysics · Physics 2022-12-21 Mario Cadelano , Francesco R. Ferraro , Emanuele Dalessandro , Barbara Lanzoni , Cristina Pallanca , Sara Saracino

We present the first dynamical study of Blue Straggler Stars (BSSs) in three Galactic globular clusters, NGC\,3201, NGC\,5139 ($\omega$Cen), and NGC\,6218, based on medium-resolution spectroscopy (R 10000) obtained with IMACS. Our BSS…

Astrophysics of Galaxies · Physics 2015-06-18 Mirko Simunovic , Thomas H. Puzia

The central regions of six Galactic Globular Clusters (GGCs) (M3, M80, M10, M13, M92 and NGC 288) have been imaged using HST-WFPC2 and the ultraviolet (UV) filters (F255W, F336W). The selected sample covers a large range in both central…

We have used high resolution WFPC2-HST and wide field ground-based observations to construct a catalog of blue straggler stars (BSS) in the globular cluster 47 Tuc spanning the entire radial extent of the cluster. The BSS distribution is…

We identified blue straggler stars (BSSs) in 53 open clusters utilizing data from Gaia DR3. Most of these clusters are situated in the outer regions of the Galactic disc, encompassing structures such as the warp and the Outer arm. We…

Solar and Stellar Astrophysics · Physics 2025-02-27 Qian Cui , Zhihong He , Shunhong Deng , Liming Peng , Chunyan Li , Yangping Luo , Kun Wang

We used high-quality images acquired with the WFC3 on board the HST to probe the blue straggler star (BSS) population of the Galactic globular cluster NGC 362. We have found two distinct sequences of BSS: this is the second case, after M…

Solar and Stellar Astrophysics · Physics 2015-06-17 E. Dalessandro , F. R. Ferraro , D. Massari , B. Lanzoni , P. Miocchi , G. Beccari , A. Bellini , A. Sills , S. Sigurdsson , A. Mucciarelli , L. Lovisi

We have used high spatial resolution data from the Hubble Space Telescope and wide-field ground-based observations to search for blue straggler stars (BSS) over the entire radial extent of the large stellar system omega Centauri. We have…

Astrophysics · Physics 2009-11-13 F. R. Ferraro , A. Sollima , R. T. Rood , L. Origlia , E. Pancino , M. Bellazzini

The core of the Galactic Globular Cluster M3 (NGC 5272) has been observed with the WFPC2 through the filters F255W, F336W, F555W, and F814W. Using these observations along with a thorough reanalysis of earlier catalogs, we have produced a…

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