161 citations · 684 across the 17 of their papers we have counts for
Showing 2001Show all
3 papers · 1 filter
astro-ph2001
The Outer Halo Cluster System of NGC 1399
B. Dirsch, D. Geisler, T. Richtler +1
We investigate the outer halo globular cluster population of NGC 1399. This study uses wide-field imaging of this cluster system, which covers the largest area studied with CCD pho…
astro-ph2001
Spectroscopy of Globular Clusters in NGC 1399 - A Progress Report
T. Richtler, B. Dirsch, D. Geisler +9
We performed spectroscopy of globular clusters associated with NGC 1399 and measured radial velocities of more than 400 clusters, the largest sample ever obtained for dynamical stu…
astro-ph2001
A study of the old galactic star cluster Berkeley 32
Tom Richtler, Ram Sagar
We present new CCD photometry of the distant old open star cluster Berkeley 32 in Johnson V and Cousins I passbands. A total of about 3200 stars have been observed in a field of 13…