... For comparison, we have plotted the index measurements for the Galactic globular clusters NGC 6624, NGC 6838, NGC 6356, and NGC 6539 with [Fe/H] from 0.35 to 0.66 from Beasley et al. (2004); they are all near the outer measurements for NGC 2634 and ...
... Applying stellar population synthesis and also comparing the data with Galactic globular cluster spec tra, we have shown that the mean luminosityweighted stel lar ages in the centers of half of the nearby S0s observed by us are really less than 5 Gyr ...
... among Black Holes, Stars and ISM in Galactic Nuclei Proceedings IAU Symposium No ... group centers') and secondary group members, and for the cluster lenticular galaxies ...
... galactic winds; now the most popular explanation of this fact is tidal stripping in the field of a larger (host) galaxy ... of modern lenticular galaxies, in clusters and beyond Among the scenarios of various galactic morphological types shaping, the ...
... VARIABLE STARS, THE GALACTIC HALO AND GALAXY FORMATION C. Sterken, N. Samus and L. Szabados (Eds.) 2010 Formation Mechanisms ... stellar systems on various scales include elliptical galaxies, dwarf spheroidal galaxies, and globular stellar clusters ...
... found 122 galaxies in total, among them 40 Virgo Cluster members, with the follow ing parameters: #3 # T # 0, v r < 3000 km s #1 , B 0 T < 13:0, # 2000:0 > 0, and without a bright active galactic nucleus (AGN ) 1 Based on observations collected with the ...
... by the gravitation of the cluster (group) as a whole or pair interactions between galaxies, primarily lead to the formation of a central bar, with the bar then facilitating the radial flow of gas in the disk toward the galactic center, intensifying star ...