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Kinematics and HR Diagrams of Southern Young Stars
We investigate the spatial distribution, the space velocities and age distribution of the pre-main sequence (PMS) stars belonging to Ophiuchus, Lupus and Chamaeleon star-forming... -
The globular cluster NGC 6652
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UBV HR Diagrams of Globular Clusters
UBV observations of over 37,000 stars have been compiled from the literature to yield 165 color-magnitude diagrams. There is a list of bibliographic references for each cluster...