Christopher Berry

PSA: I am now mostly not here—if you have a question, would like to share news, or really want to tell me a joke, you can find me elsewhere where it is more fun 🦋 @cplberry.bsky.social 🐘 @cplberry@mastodon.online

Sunday evening #GravitationalWave candidate, the fifth of the weekend #S250119cv If real, the source is probably a binary black hole False alarm rate 1 in 7.9×10^11 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38986 gcn.nasa.gov/circulars/38991 Rating 🪿🏓🍋 #O4IsHere

Fourth #GravitationalWave candidate of the weekend #S250119ag If real, the source is probably a binary black hole False alarm rate 1 in 95,000 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38978 Rating ⛳️🦢🍦 #O4IsHere

Third #GravitationalWave candidate of the day #S250118dp If real, the source is probably a binary black hole False alarm rate 1 in 5.7×10^16 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38975 Rating 🥠🐦🕊️ #O4IsHere

If real, #S250118az's source is probably a binary black hole False alarm rate 1 in 3.2 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38973 Rating 🐞 #O4IsHere 2/🧵

A productive Saturday morn with 2 #GravitationalWave candidates #S250118t & #S250118az If real, #S250118t's source is probably a binary black hole False alarm rate 1 in 80 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38971 Rating 🌊🪙 #O4IsHere 1/🧵

Exciting #GravitationalWave candidate from yesterday #S250114ax If real, the source is probably a binary black hole False alarm rate 1 in 7.7×10^18 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38932 Rating 🖤🪿🤝 #O4IsHere

GCN gcn.nasa.gov/circulars/38863

If real, #S250109bi's source is probably a binary black hole False alarm rate 1 in 1.5 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38863 Rating 🦜 2/🧵#O4IsHere

TWO #GravitationalWave candidates today #S250109f and #S250109bi If real, #S250109f's source is probably a binary black hole False alarm rate 1 in 11,000 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38860 Rating 🦢🍦🍊 1/🧵#O4IsHere

First day back at work and a new #GravitationalWave candidate #S250108eo If real, the source is probably a binary black hole False alarm rate 1 in 1800 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38851 Rating 🐸☕️🦆 #O4IsHere

Happy birthday GW170104, here's a new #GravitationalWave candidate #S250104v If real, the source is probably a binary black hole False alarm rate 1 in 33000 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38812 Rating ⛅️🎱🍰 #O4IsHere

Start 2025 with #GravitationalWave candidate #S250101k If real, the source is probably a binary black hole False alarm rate 1 in 0.57 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38747 Rating 🍾 #O4IsHere #HappyNewYear2025

If real,

If real, #S241231bg's course is probably a binary black hole False alarm rate 1 in 100 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38737 Rating 🐧🍧📅 2/🧵#O4IsHere

TWO more 2024 #GravitationalWave candidates #S241230ev & #S241231bg If real, #S241230ev's source is probably a binary black hole False alarm rate 1 in 1.4 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38735 Rating 🦃🍮 1/🧵 #O4IsHere

One more 2024 #GravitationalWave candidate #S241230bd If real, the source is probably a binary black hole False alarm rate 1 in 510000 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38722 Rating 🐌🍦🕊️ #O4IsHere

If real, #S241225v's source is probably a binary black hole False alarm rate 1 in 1.5×10^13 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38670 Rating 🕊️🕊️🍫 2/🧵#O4IsHere

Merry Christmas from the Universe: 2 #GravitationalWave candidates #S241225c & #S241225v If real, S241225c's source is probably a binary black hole False alarm rate 1 in 1.6×10^7 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38666 Rating 🍐🦚🎁 1/🧵#O4IsHere

THIRD #GravitationalWave candidate #S241210fu If real, the source is probably a binary black hole False alarm rate 1 in 1.2 yr GraceDB gracedb.ligo.org/superevents/S2… GCN gcn.nasa.gov/circulars/38521 Rating 🍊 #O4IsHere