"H-R" Diagrams for Open Clusters

[12-22-2011] We start with an attempt at "H-R" diagram for M 103 with blue-green-red images from Viviain Hoette and Yerkes 41 telescope, via UNC's SKyNet.  Analysis starts with Batch Photometry with SkyNet's AFTERGLOW.
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An updated "H-R"; diagram with the addition of 15 fainter stars that occur in the field of the cluster. This extends the main sequence to lower magnitudes.  765k v. 4 Dec 24, 2011, 9:07 PM Richard DeCoster