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Joint Institute for Nuclear Research
03.02.2026

Hackathon on developing modelling software package for Baikal-GVD held

Last week, a hackathon on the development of a modelling software package for the Baikal-GVD experiment took place at the Laboratory of Nuclear Problems.

The main goal of the meeting was collaborative work on the NTSim software package, discussion of its further development, architecture, tests of its individual components, and validation of the simulation results as a whole.

For the hackathon participants, this was an opportunity to better understand the tasks set before them and to intensively focus on solving them without distractions. It also provided a chance to interact with senior colleagues and peers, work in a team, and share experiences with each other. Specifically to clarify details on how the dataset and reconstruction in the Baikal-GVD experiment are structured, colleagues from the Institute for Nuclear Research of the Russian Academy of Sciences (INR RAS), Grigory Safronov and Alexander Avrorin, visited.

The event was also attended by:

  • Students from the Laboratory of Neutrino Astrophysics at Irkutsk State University (ISU): Evgeny Bobrov (2nd year of Bachelor's degree), Daniil Dekabryov (3rd year of Bachelor's degree), and Ilya Chernousov (2nd year of Master's degree), led by Irina Perevalova (candidate of sciences (physics and mathematics), Head of the Laboratory of Neutrino Astrophysics at ISU).
  • Aleksandra Usoltseva, a 5th-year student from Kazan Federal University.
  • Daniil Zubchenko, a 5th-year student from Moscow State University.
  • Zike Wang, a postdoc at JINR.
  • Andrei Sheshukov, candidate of sciences (physics and mathematics), senior researcher at DLNP JINR, and Alina Vishneva, candidate of sciences (physics and mathematics), as the organizers of the hackathon from JINR. 

Within the hackathon, two new event generators were implemented, modular tests were added, several bugs were found and fixed, the documentation of software modules was improved, and a new package interface was approved. Procedures were developed to compare NTSim simulations with Baikal-GVD datasets to verify the correctness of the package's operation.

Excursions at DLNP JINR basic facilities were organized for the guests. Participants saw how ultra-sensitive optical modules for the Baikal-GVD neutrino telescope are assembled and visited the LINAC linear accelerator and the legendary phasotron.

Photos by I. Perevalova, O. Lychagina, N. Fedorov, A. Sheshukov