2 papers
astro-ph1999
The orbital period of the recurrent X-ray transient in Terzan 6
J. J. M. in 't Zand, A. Bazzano, M Cocchi +11
Four or five new outbursts were detected of the bright X-ray transient GRS 1747-312 in the globular cluster Terzan 6 between 1996 and 1999, through monitoring campaigns with the Wi…
astro-ph1999
A new X-ray outburst in the globular cluster NGC 6440: SAX J1748.9-2021
J. J. M. in 't Zand, F. Verbunt, T. E. Strohmayer +8
For the second time in 27 years a bright transient X-ray source has been detected coincident with the globular cluster NGC 6440. It was found to be active in August, 1998, with the…