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https://dipositint.ub.edu/dspace/handle/2445/46025| Title: | V-band observations of V4641 Sagittarii |
| Author: | Martí Ribas, Josep Zamanov, R. K. Paredes i Poy, Josep Maria Ribó Gomis, Marc |
| Keywords: | Fotometria astronòmica Forats negres (Astronomia) Espectroscòpia Quàsars Estels Raigs X Astrometria Astronomical photometry Black holes (Astronomy) Spectrum analysis Quasars Stars X-rays Astrometry |
| Issue Date: | 2001 |
| Publisher: | Konkoly Observatory |
| Abstract: | 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 ... |
| Note: | Reproducció digital del document publicat en paper |
| It is part of: | Information Bulletin on Variable Stars (IBVS), 2001, num. 5036, p. 1-4 |
| URI: | http://hdl.handle.net/2445/46025 |
| ISSN: | 0374-0676 |
| Appears in Collections: | Articles publicats en revistes (Física Quàntica i Astrofísica) |
Files in This Item:
| File | Description | Size | Format | |
|---|---|---|---|---|
| 186500.pdf | 160.08 kB | Adobe PDF | View/Open |
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