TITLE: GCN CIRCULAR NUMBER: 24682 SUBJECT: LIGO/Virgo S190503bf: Gaia Photometric Alerts transient candidate DATE: 19/05/30 20:30:59 GMT FROM: Zuzanna Kostrzewa-Rutkowska at SRON Z. Kostrzewa-Rutkowska (SRON/RU), S. Hodgkin, A. Delgado, D.L. Harrison, M. van Leeuwen, G. Rixon, A. Yoldas (IoA Cambridge), D. Eappachen, P.G. Jonker (SRON/RU) on behalf of Gaia Alerts team report the discovery of a transient candidate within the probability skymap of S190503bf (the LIGO Scientific Collaboration and the Virgo Collaboration, GCN 24377): --------------------------------------------------------------------------- Name TNSid Date [TCB] RaDeg DecDeg AlertMag URL --------------------------------------------------------------------------- Gaia19byp AT2019gbc 2019-05-04T04:26:31 96.29730 -46.09287 20.94 http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia19byp/ --------------------------------------------------------------------------- Acknowledgements: This work has made use of data from the European Space Agency (ESA) mission Gaia (https://www.cosmos.esa.int/gaia), processed by the Gaia Data Processing and Analysis Consortium (DPAC, https://www.cosmos.esa.int/web/gaia/dpac/consortium). Funding for the DPAC has been provided by national institutions, in particular the institutions participating in the Gaia Multilateral Agreement. ZKR, DE, and PGJ acknowledge support from the European Research Council under ERC Consolidator Grant agreement no 647208.