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Four-Color And Hβ Photometry Of Stars In Ngc 7654 And M25, Edward G. Schmidt
Four-Color And Hβ Photometry Of Stars In Ngc 7654 And M25, Edward G. Schmidt
Edward Schmidt Publications
Four-color and Hβ photometry has been obtained of stars in the galactic clusters NGC 7654 and M25. An analysis of these data shows variable extinction in both clusters. The distance modnlus of NGC 7654 is found to be 10m.99 ± 0.2 and that of M25 is 8m.68 ± 0.1.