I. M. Coulson, J. A. R. Caldwell
Abstract
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New UBVRI photometry and radial velocities of the 3.8-day Cepheid HD 144972 are presented. The membership of HD 144972 and of the 11-day Cepheid CPD–53°7400p in the open cluster NGC 6067 is discussed.
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New UBVRI photometry and radial velocities of the 3.8-day Cepheid HD 144972 are presented. The membership of HD 144972 and of the 11-day Cepheid CPD–53°7400p in the open cluster NGC 6067 is discussed.
Key concepts: Cepheid variable, Physics, Open cluster, Photometry (optics), Astrophysics, Astronomy, Star cluster, Radial velocity