# metadata.dc.description.abstract[].value
In this note we report high time resolution V Johnson photometry of the microquasar V4641 Sgr (SAX J1819.3-2525 - XTE J1819-254). This source was discovered as an X-ray transient by BeppoSAX and RossiXTE satellites (In't Zand et al. 1999; Markwardt et al. 1999). On 1999 September, a very fast transient optical and X-ray outburst was observed, reaching up to ...

# metadata.dc.relation.isformatof[].value
Reproducció digital del document publicat en paper

# metadata.dc.relation.ispartof[].value
Information Bulletin on Variable Stars (IBVS), 2001, num. 5036, p. 1-4

# metadata.dc.source[].value
Articles publicats en revistes (Física Quàntica i Astrofísica)