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Related papers: A Gaia based analysis of open cluster Berkeley 27

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In this paper, we present astrophysical parameters of the open cluster King 13 based on the VI CCD and 2MASS JHKs photometric data. This is a poorly studied cluster, for which new results have been found in the present work. To identify…

Astrophysics of Galaxies · Physics 2020-02-12 Alok Durgapal , D Bisht , Geeta Rangwal , Harmeen Kaur , R. K. S. Yadav

We report the discovery of 31 new open clusters (OCs) identified in \textit{Gaia}~DR3 data through a systematic search over 220 adjacent $1^\circ\times1^\circ$ fields towards the Galactic anticentre, in the direction of the Perseus arm gap.…

Astrophysics of Galaxies · Physics 2026-03-30 F. A. Ferreira , M. S. Angelo , J. F. C. Santos , W. J. B. Corradi , F. F. S. Maia

We present UBVRcIc photometric study of three intermediate age open star clusters NGC 381, NGC 2360, and Berkeley 68 (Be 68). We examine the cluster membership of stars using recently released Gaia DR2 proper motions and obtain a total of…

Solar and Stellar Astrophysics · Physics 2020-04-07 Jayanand Maurya , Y. C. Joshi

We report the discovery of 25 new open clusters resulting from a search in dense low galactic latitude fields. We also provide, for the first time, structural and astrophysical parameters for the new findings and 34 other recently…

Solar and Stellar Astrophysics · Physics 2020-06-24 Filipe A. Ferreira , J. F. C. Santos , W. J. B. Corradi , F. F. S. Maia , M. S. Angelo

The heavily obscured open cluster Berkeley~51 shows characteristics typical of young massive clusters, even though the few previous studies have suggested older ages. We combine optical ($UBV$) and 2MASS photometry of the cluster field with…

Solar and Stellar Astrophysics · Physics 2018-03-22 Ignacio Negueruela , Maria Monguió , Amparo Marco , Hugo M. Tabernero , Carlos González-Fernández , Ricardo Dorda

This study reports the first comprehensive astrometric, photometric and kinematical analysis of four newly discovered open clusters; namely QC1, QC2, QC3, and QC4, using astrometric and photometric data from the most recent Gaia EDR3 for…

Solar and Stellar Astrophysics · Physics 2022-05-25 W. H. Elsanhoury , Magdy Y. Amin , A. A. Haroon , Z. Awad

Open clusters offer crucial insights into stellar nucleosynthesis and the chemical evolution of the Galactic disc, as their ages and distances can be determined with higher accuracy compared to field stars. In this study, we investigate the…

Astrophysics of Galaxies · Physics 2025-07-16 J. Carbajo-Hijarrubia , R. Carrera , F. Anders , C. Jordi , L. Casamiquela , L. Balaguer-Núñez , A. Gil de Paz

We use Gaia Data Release 2 to determine the mean proper motions for 150 Milky Way globular clusters (almost the entire known population), with a typical uncertainty of 0.05 mas/yr limited mainly by systematic errors. Combining them with…

Astrophysics of Galaxies · Physics 2019-01-23 Eugene Vasiliev

Blue straggler stars (BSS), one of the most massive members of star clusters, have been used for over a decade to investigate mass segregation and estimate the dynamical ages of globular clusters (GCs) and open clusters (OCs). This work is…

Astrophysics of Galaxies · Physics 2023-09-07 Khushboo K. Rao , Kaushar Vaidya , Manan Agarwal , Shanmugha Balan , Souradeep Bhattacharya

We present a comprehensive analysis (photometric and kinematical) of poorly studied open cluster NGC 4337 using 2MASS, WISE, APASS, and Gaia~DR2 database. By determining the membership probabilities of stars, we identified 624 most probable…

The Galactic population of open clusters provides an insight into star formation in the Galaxy. The open cluster catalogue by Dias et al.(2002b) is a rich source of data, including kinematic information. This large sample made it possible…

Astrophysics of Galaxies · Physics 2015-05-14 D. Vande Putte , T. P. Garnier , Ignacio Ferreras , R. P. Mignani , Mark Cropper

We report 541 new open cluster candidates in Gaia EDR3 through revisiting the cluster results from an earlier analysis of the Gaia DR2, which revealed nearly a thousand open cluster candidates in the solar neighborhood (mostly d < 3 kpc)…

Astrophysics of Galaxies · Physics 2022-05-18 Zhihong He , Chunyan Li , Jing Zhong , Guimei Liu , Leya Bai , Songmei Qin , Yueyue Jiang , Xi Zhang , Li Chen

Context. Most stars from in groups which with time disperse, building the field population of their host galaxy. In the Milky Way, open clusters have been continuously forming in the disk up to the present time, providing it with stars…

Astrophysics of Galaxies · Physics 2023-09-08 Pedro Guilherme-Garcia , Alberto Krone-Martins , André Moitinho

Based on astrometric data from Gaia DR2, we employ an unsupervised machine learning method to blindly search for open star clusters in the Milky Way within the Galactic latitude range of |b| < 20 degrees. In addition to 2,080 known…

Astrophysics of Galaxies · Physics 2021-06-02 Zhi-Hong He , Ye Xu , Chao-Jie Hao , Zhen-Yu Wu , Jing-Jing Li

New photometric material is presented for 6 outer disk supposedly old, Galact ic star clusters: Berkeley 76, Haffner 4, Ruprecht 10, Haffner 7, Haffner 11, and Haffner 15, that are projected against the rich and complex Canis Major overde…

Astrophysics of Galaxies · Physics 2015-06-11 Giovanni Carraro , Yuri Beletsky , Gianni Marconi

We have analyzed the kinematics of open star clusters (OSCs) with the proper motions and distances calculated by Hao et al. based on Gaia EDR3 data. The mean line-of-sight velocities are known for a number of clusters from this list. We…

Astrophysics of Galaxies · Physics 2022-03-25 V. V. Bobylev , A. T. Bajkova

We present a catalogue of astrophysical data of 520 Galactic open clusters. These are the clusters, for which at least three most probable members (18 on average) could be identified in the ASCC-2.5, a catalogue of stars based on the…

Astrophysics · Physics 2016-08-16 N. V. Kharchenko , A. E. Piskunov , S. Röser , E. Schilbach , R. -D. Scholz

We present results of a study of the galactic open cluster population based on the all-sky catalogue ASCC-2.5 (I/280A) compiled from Tycho-2, Hipparcos and other catalogues. The sample of optical clusters from ASCC-2.5 is complete up to…

Astrophysics · Physics 2009-11-11 A. E. Piskunov , N. V. Kharchenko , S. Röser , E. Schilbach , R. -D. Scholz

Recent studies have identified star clusters with multiple components based on accurate spatial distributions and/or proper motions from Gaia DR3, utilising diverse diagnostics to improve our understanding of subgroup evolution. These…

Solar and Stellar Astrophysics · Physics 2024-08-02 J. Gregorio-Hetem , A. Hetem

The sedimentation level of blue straggler stars (BSS) has been shown to be a great tool to investigate the dynamical states of globular clusters (GCs). The area enclosed between the cumulative radial distributions of BSS and a reference…

Astrophysics of Galaxies · Physics 2021-10-22 Khushboo K. Rao , Kaushar Vaidya , Manan Agarwal , Souradeep Bhattacharya