#S250319bu

Dr Christopher Berrycplberry@mastodon.online
2025-03-19

Fresh #GravitationalWave candidate #S250319bu

If real, the source is probably a binary black hole

False alarm rate 1 in 67 yr
GraceDB gracedb.ligo.org/superevents/S
GCN gcn.nasa.gov/circulars/39776
Rating ⏱️🦆

#O4IsHere #Astrodon

Initial sky localization. 90% area 2,100 sq deg.Initial three-dimensional volume localizaiton. Distance around 4.4 Gpc

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