Initial sky localization. 90% area 1,700 sq deg.

Initial three-dimensional volume localization. Distance around 2.2 Gpc.

The final #GravitationalWave candidate of O4? #S251117dq

If real, the source is probably a binary black hole (chirp mass ~22–44 solar masses)

False alarm rate 1 in 5.4×10^6 yr
GraceDB gracedb.ligo.org/superevents/...
GCN gcn.nasa.gov/circulars/42...
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