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Galactic orbits of stars with planets
M. Barbieri, R. G. Gratton
We have reconstructed the galactic orbits of the parent stars of exoplanets. For comparison, we have recalculated the galactic orbits of stars from the Edvardsson et al.(1993) cata…
Discovery of a bipolar and highly variable mass outflow from the symbiotic binary StHa 190
U. Munari, T. Tomov, B. F. Yudin +15
A highly and rapidly variable bipolar mass outflow from StHa 190 has been discovered, the first time in a yellow symbiotic star. Permitted emission lines are flanked by symmetrical…
An abundance analysis for four Red Horizontal Branch Stars in the extremely metal rich globular cluster NGC 6528
Eugenio Carretta, Judith G. Cohen, Raffaele G. Gratton +1
We present the results of the first analysis of high dispersion spectra of four red HB stars in the metal rich globular cluster NGC 6528, located in Baade's Window. We find that th…