Search for variable stars in the open cluster NGC 2509
Sign Up to like & getrecommendations! Published in 2018 at "New Astronomy"
DOI: 10.1016/j.newast.2018.04.002
Abstract: Abstract This work presents the first photometric variability survey of the open cluster NGC 2509 carried out in February, 2017. Data of four nights was analysed by ensemble photometry technique, using 1k × 1k CCD and 1.3 m… read more here.
Keywords: search variable; ngc 2509; cluster ngc; variable stars ... See more keywords
Determining open cluster membership. A Bayesian framework for quantitative member classification
Sign Up to like & getrecommendations! Published in 2018 at "Astronomy and Astrophysics"
DOI: 10.1051/0004-6361/201628568
Abstract: Aims. My goal is to develop a quantitative algorithm for assessing open cluster membership probabilities. The algorithm is designed to work with single-epoch observations. In its simplest form, only one set of program images and… read more here.
Keywords: bayesian framework; cluster; cluster membership; open cluster ... See more keywords
A survey for low-mass stellar and substellar members of the Hyades open cluster
Sign Up to like & getrecommendations! Published in 2018 at "Astronomy and Astrophysics"
DOI: 10.1051/0004-6361/201630134
Abstract: Unlike young open clusters (with ages read more here.
Keywords: mass; survey; low mass; cluster ... See more keywords
The first CCD photometric study of the open cluster NGC 744
Sign Up to like & getrecommendations! Published in 2018 at "Research in Astronomy and Astrophysics"
DOI: 10.1088/1674-4527/18/11/139
Abstract: We present the first CCD photometric observations of open cluster NGC 744, as part of the 50BiN Open Cluster Survey. The color-magnitude diagrams of this cluster were derived from absolute BV RI photometry on a… read more here.
Keywords: cluster ngc; ccd photometric; first ccd; cluster ... See more keywords
Binary star detection in the open cluster King 1 field
Sign Up to like & getrecommendations! Published in 2020 at "Research in Astronomy and Astrophysics"
DOI: 10.1088/1674-4527/20/3/43
Abstract: A rarely studied open cluster, King 1 is observed using the 1.3m telescope equipped with 2k x 4k CCD at the Vainu Bappu Observatory, India. We analyse the photometric data obtained from the CCD observations… read more here.
Keywords: king field; cluster king; open cluster; binary systems ... See more keywords
Variable stars in the 50BiN open cluster survey. II. NGC 869
Sign Up to like & getrecommendations! Published in 2021 at "Research in Astronomy and Astrophysics"
DOI: 10.1088/1674-4527/21/9/227
Abstract: This work presents a time-series photometric variability survey of the young open cluster NGC 869. More than 13 000 CCD frames in the BV filters were collected on 19 nights between 2014 November 6 and… read more here.
Keywords: stars 50bin; survey; ngc 869; variable stars ... See more keywords
Variable stars detection in the field of open cluster NGC 188
Sign Up to like & getrecommendations! Published in 2023 at "Research in Astronomy and Astrophysics"
DOI: 10.1088/1674-4527/acd52f
Abstract: This work presents the charge-coupled device (CCD) photometric survey of the old open cluster NGC 188. Time-series V-band photometric observations were conducted for ten nights in January 2017 using the Nanshan One-meter Wide-field Telescope (NOWT)… read more here.
Keywords: open cluster; ngc 188; variable stars; cluster ngc ... See more keywords
Study of the long-term BVRcIc photometric variability of eight PMS stars in the young open cluster Trumpler 37
Sign Up to like & getrecommendations! Published in 2023 at "Research in Astronomy and Astrophysics"
DOI: 10.1088/1674-4527/acd8a0
Abstract: This paper reports results from our long-term BV(RI)c photometric CCD observations of eight pre-main-sequence stars collected from June 2008 to October 2022. These stars are located in the young open cluster Trumpler 37, in the… read more here.
Keywords: long term; open cluster; young open; variability ... See more keywords
Photometric Studies of EV Cnc and AH Cnc in the Open Cluster M67
Sign Up to like & getrecommendations! Published in 2024 at "Research in Astronomy and Astrophysics"
DOI: 10.1088/1674-4527/ad634e
Abstract: Contact binaries at various stages of evolution unveil various operating mechanisms that drive them. We report the photometric and period variation analysis of two contact binaries EV Cnc and AH Cnc in open cluster M67.… read more here.
Keywords: open cluster; cnc cnc; cnc open; cluster ... See more keywords
A Deep Look into the Intermediate-Age Open Cluster NGC 2506: What Binary Systems Reveal About Cluster Distance and Age
Sign Up to like & getrecommendations! Published in 2025 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/staf1731
Abstract: Using high-precision observations from the space-based Gaia and TESS missions, complemented by ground-based spectroscopic data and multi-band photometric surveys, we perform a detailed investigation of the Galactic open cluster NGC 2506. We present a new analysis… read more here.
Keywords: age; distance; open cluster; cluster ... See more keywords
The open cluster King 1 in the second quadrant
Sign Up to like & getrecommendations! Published in 2017 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/stx1526
Abstract: We analyse the poorly-studied open cluster King~1 in the second Galactic quadrant. From wide-field photometry we have studied the spatial distribution of this cluster. We determined that the centre of King~1 is located at $\alpha_{2000}=00^{\rm… read more here.
Keywords: left langle; king second; cluster king; cluster ... See more keywords