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19972025
most citedSome Revised Observational Constraints on the Formation and Evolution of the Galactic Disk

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astro-ph2003★ 25 cited

uvbyHbeta CCD Photometry of Clusters. IV. Solving the Riddle of NGC 3680

B. J. Anthony-Twarog, B. A. Twarog

CCD photometry on the uvbyCaHbeta system is presented for the open cluster, NGC 3680. Restricting the data to probable cluster members using the CMD and the photometric indices alo…