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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)…
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Keywords:
open cluster;
ngc 188;
variable stars;
cluster ngc ... See more keywords
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Published in 2025 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/staf1332
Abstract: We present a new independent determination for the age of one of the oldest open clusters, NGC 188: 6.41 ± 0.33 Gyr. We utilize a novel approach where we jointly fit the radial velocities (RVs) and…
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Keywords:
age;
novel approach;
determining age;
approach determining ... See more keywords