Skip to main content
Testing. You are viewing the public testing version of GCN. For the production version, go to
Introducing Einstein Probe, Astro Flavored Markdown, and Notices Schema v4.0.0. See news and announcements

GCN Circular 25740

LIGO/Virgo S190910h: Gaia Photometric Alerts transient candidates
2019-09-13T11:46:53Z (5 years ago)
Zuzanna Kostrzewa-Rutkowska at SRON <>
Z. Kostrzewa-Rutkowska (Leiden Observatory), 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 transient candidates within the probability skymap of S190910h (The LIGO Scientific Collaboration and the Virgo Collaboration GCN 25707)

Name      TNSid     Date [TCB]          RaDeg     DecDeg    AlertMag URL
Gaia19ebl AT2019qba 2019-09-11T15:52:20 234.43626 22.42680 18.96
Gaia19ebk AT2019qaz 2019-09-11T16:27:37 291.30830 -35.00503 18.76
Gaia19eba AT2019qam 2019-09-11T07:02:41 52.99630 -26.07598 18.14
Gaia19eaz AT2019qal 2019-09-10T14:52:32 282.64281 -23.91376 18.22

Acknowledgements: This work has made use of data from the European Space Agency (ESA) mission Gaia (, processed by the Gaia Data Processing and Analysis Consortium (DPAC, Funding for the DPAC has been provided by national institutions, in particular the institutions participating in the Gaia Multilateral Agreement. ZKR acknowledges funding from the Netherlands Research School for Astronomy (NOVA). DE and PGJ acknowledge support from the European Research Council under ERC Consolidator Grant agreement no 647208.
Looking for U.S. government information and services? Visit