<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Gazeas, K.</style></author><author><style face="normal" font="default" size="100%">Vasilopoulos, G.</style></author><author><style face="normal" font="default" size="100%">Petropoulou, M.</style></author><author><style face="normal" font="default" size="100%">Sapountzis, K.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Optical follow-up of V404 Cyg during the current enhanced activity.</style></title><short-title><style face="normal" font="default" size="100%">The Astronomer's Telegram</style></short-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Binary</style></keyword><keyword><style  face="normal" font="default" size="100%">Black Hole</style></keyword><keyword><style  face="normal" font="default" size="100%">Request for Observations</style></keyword><keyword><style  face="normal" font="default" size="100%">Transient</style></keyword><keyword><style  face="normal" font="default" size="100%">Variables</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2015</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2015/06/1</style></date></pub-dates></dates><urls><web-urls><url><style face="normal" font="default" size="100%">https://ui.adsabs.harvard.edu/abs/2015ATel.7650....1G</style></url></web-urls></urls><volume><style face="normal" font="default" size="100%">7650</style></volume><pages><style face="normal" font="default" size="100%">1</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">V404 Cyg is a known black hole Low mass X-ray binary with a late G-type companion, having a ~6.5 d orbital period. On June 15 18:32 UT Swift Burst Alert Telescope (BAT) was triggered due to the high X-ray activity of the system (Barthelmy et al.</style></abstract></record></records></xml>