(NGC相关论文
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We present the first CCD photometric observations of open cluster NGC 744, as part of the 50 BiN Open Cluster Survey. Th......
A photometric study in the uvbyβ system of a 20° × 20° field in direction of the Cas OB6 and Per OB1 ass......
We extend Schwarzschild's dynamical modelling method to model absorption line strength data as well as the more usua......