BVI photometric study of NGC 2453
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CCD observations of the open cluster NGC 2453 have been carried out in B, V and I passbands. A total of 356 stars have been observed in a field of about 4'x6' of the sky centred...
本数据集针对疏散星团NGC 2453开展了B、V、I三个测光通带下的电荷耦合器件（CCD）观测。在以该天区中心为基准的约4′×6′的视场中，共计观测到356颗恒星……
