TITLE: GCN CIRCULAR NUMBER: 25145 SUBJECT: LIGO/Virgo S190718y: Gaia Photometric Alerts transient candidates DATE: 19/07/24 12:08:47 GMT FROM: Deepak Eappachen at SRON Netherlands Z. Kostrzewa-Rutkowska, D. Eappachen (SRON/RU), S. Hodgkin, A. Delgado, D.L. Harrison, M.van Leeuwen, G. Rixon, A. Yoldas (IoA Cambridge), P.G. Jonker (SRON/RU) on behalf of Gaia Alerts team report the discovery of a transient candidates within the probability skymap of S190718y (LIGO/VIRGO Collaboration GCN 25087): --------------------------------------------------------------------------- Name TNSid Date [TCB] RaDeg DecDeg AlertMag URL ---------------------------------------------------------------------------- Gaia19dbi AT2019lmu 2019-07-19T00:25:08 171.84914 -9.65161 17.52 http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia19dbi/ Gaia19dcs AT2019lqm 2019-07-20T21:35:41 347.69159 9.81984. 18.78 http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia19dcs/ Gaia19dct AT2019lqn 2019-07-20T12:06:12 348.79552 -33.33181 18.76 http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia19dct/ --------------------------------------------------------------------------- Notes: Gaia19dbi - candidate SN near galaxy SDSS J112723.74-093904.1 Gaia19dcs - SN candidate near faint SDSS galaxy Gaia19dct - blue transient 10 arcsec from galaxy 2MASX J23151011-3319533 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.