Context. The inner regions of the Galaxy are severely affected by extinction, which limits our capability to study the stellar populations present there. The Vista Variables in the Vía Láctea (VVV) ESO Public Survey has observed this zone at near-infrared wavelengths where reddening is highly dim...
Alonso-García, J.
,
Saito, R.K.
,
Hempel, M.
,
Minniti, D.
,
Pullen, J.
,
Catelan, M.
,
Ramos, R.C.
,
Cross, N.J.G.
,
Gonzalez, O.A.
,
Lucas, P.W.
,
Palma, T.
,
Valenti, E.
,
Zoccali, M.
,
[Milky Way demographics with the VVV survey: IV. PSF photometry from almost one billion stars in the Galactic bulge and adjacent southern disk]
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Milky Way demographics with the VVV survey: IV. PSF photometry from almost one billion stars in the Galactic bulge and adjacent southern disk
We report the discovery of an enigmatic large-amplitude (ΔKs >10.5 mag) transient event in near-IR data obtained by the VISTA Variables in the Via Lactea (VVV) ESO Public Survey. The object (designated VVV-WIT- 06) is located at R.A.=17:07:18.917, decl.=-39:06:26.45 (J2000), corresponding to Gala...
Minniti, D.
,
Saito, R.K.
,
Forster, F.
,
Pignata, G.
,
Ivanov, V.D.
,
Lucas, P.W.
,
Beamin, J.C.
,
Borissova, J.
,
Catelan, M.
,
Gonzalez, O.A.
,
Hempel, M.
,
Hsiao, E.
,
Kurtev, R.
,
Majaess, D.
,
Masetti, N.
,
Morrell, N.I.
,
Phillips, M.M.
,
Pullen, J.B.
,
Rejkuba, M.
,
Smith, L.
,
Surot, F.
,
Valenti, E.
,
Zoccali, M.
,
[The Emergence of the Infrared Transient VVV-WIT-06]
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The Emergence of the Infrared Transient VVV-WIT-06
Context. The VISTA Variables in the Vía Láctea (VVV) is a near-IR time-domain survey of the Galactic bulge and southern plane. One of the main goals of this survey is to reveal the 3D structure of the Milky Way through their variable stars. In particular, enormous numbers of RR Lyrae stars have b...
Gran, F.
,
Minniti, D.
,
Saito, R. K.
,
Zoccali, M.
,
Gonzalez, O. A.
,
Navarrete, C.
,
Catelan, M.
,
Contreras Ramos, R.
,
Elorrieta, F.
,
Eyheramendy, S.
,
Jordán, A.
,
[Mapping the outer bulge with RRab stars from the VVV Survey]
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Mapping the outer bulge with RRab stars from the VVV Survey