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astro-ph1998
The Cepheid Distance Scale after Hipparcos
Frederic Pont
More than two hundred classical cepheids were measured by the Hipparcos astrometric satellite, making possible a geometrical calibration of the cepheid distance scale. However, the…
astro-ph1998★ 3 cited
Structural Properties of s-Cepheid Velocity Curves
F. Kienzle, P. Moskalik, D. Bersier +1
The light curves of the first overtone Pop. I Cepheids (s-Cepheids) show a discontinuity in their phi_21 vs. P diagram, near P=3.2 day. This feature, commonly attributed to the 2:1…