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VVV Survey Observations of a Microlensing Stellar Mass Black Hole Candidate in the Field of the Globular Cluster NGC 6553
D. Minniti, R. Contreras Ramos, J. Alonso-Garcia +7
We report the discovery of a large timescale candidate microlensing event of a bulge stellar source based on near-infrared observations with the VISTA Variables in the Via Lactea S…
An Updated Census of RR~Lyrae Stars in the Globular Cluster ~Centauri (NGC\,5139)
C. Navarrete, R. Contreras Ramos, M. Catelan +7
[ABRIDGED] Centauri (NGC 5139) contains large numbers of variable stars of different types and, in particular, more than a hundred RR Lyrae stars. We have conducted a variabili…
Bulge RR Lyrae stars in the VVV tile
F. Gran, D. Minniti, R. K. Saito +5
The VISTA Variables in the Vía Láctea (VVV) Survey is one of the six ESO public surveys currently ongoing at the VISTA telescope on Cerro Paranal, Chile. VVV uses near-IR ($ZYJHK_{…