14–24 Jul 2025
CICG - International Conference Centre - Geneva, Switzerland
Europe/Zurich timezone
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Online Analysis and Multimessenger Alerts Follow-Up at the Baikal-GVD Telescope

Not scheduled
20m
Level -1 & 0

Level -1 & 0

Poster Gravitational Wave, Multi-Messenger & Synergies PO-2

Speaker

Maksim Sorokovikov

Description

Currently, the Baikal-GVD neutrino telescope data processing system analyzes the acquired data in real time to search for neutrino signals from astrophysical sources. This includes following up on multimessenger alerts such as HE neutrino alerts from IceCube, gamma-ray flares and gravitational wave events. The GVD online analysis system classifies events into HE and LE ranks for both upward-going muon tracks and cascades from all directions and correlates them with GCN notices within an average delay of 5 minutes. InfluxDB and Grafana are used for time-series storage and real-time visualization. The comparison of real-time and offline processing modes, highlighting potential inaccuracies in event detection, is provided. Some recent results of correlation searches triggered by external alerts are shown, including gamma-ray activity of the blazar OP313 since December 2024 and the gravitational wave event GW250206, as a likely NSBH merger.

Collaboration(s) Baikal-GVD

Author

Viktoriya Dik (Joint Institute for Nuclear Research)

Presentation materials

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