Two #GravitationalWave candidates this morning #S241009l & #S241009an

If real, S241009l's source is probably a binary black hole

False alarm rate 1 in 0.96 yr
GraceDB https://gracedb.ligo.org/superevents/S241009l
GCN https://gcn.nasa.gov/circulars/37743
Rating 👻

#O4IsHere 1/🧵