34 citations
2 papers
astro-ph2008★ 34 cited
The X-ray luminosity of solar-mass stars in the intermediate age open cluster NGC 752
G. Giardino, I. Pillitteri, F. Favata +1
AIMS. While observational evidence shows that most of the decline in a star's X-ray activity occurs between the age of the Hyades (~8 x 10^8 yrs) and that of the Sun, very little i…
astro-ph2007★ 30 cited
Results from Droxo. I. The variability of fluorescent Fe 6.4 keV emission in the young star Elias 29: High-energy electrons in the star's accretion tubes?
G. Giardino, F. Favata, I. Pillitteri +3
AIMS. We study the variability of the Fe 6.4 KeV emission line from the Class I young stellar object Elias 29 in the Rho-Oph cloud. METHODS. We analysed the data from Elias 29 coll…