# \#bbh

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## [S231226av: a well-localized binary black hole merger](https://forum.astro-colibri.science/t/s231226av-a-well-localized-binary-black-hole-merger/20)

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**Author:** [@Fabian.Schussler](https://forum.astro-colibri.science/u/Fabian.Schussler)\
**Replies:** 0\
**Last updated:** [December 26, 2023, 4:54pm UTC](https://forum.astro-colibri.science/t/s231226av-a-well-localized-binary-black-hole-merger/20 "2023-12-26T16:54:59Z")

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Mergers of binary objects like black holes are notoriously difficult to pinpoint on the sky when observing them with gravitational wave interferometers. Today, the two LIGO observatories detected and located S231226av, a…