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4 votes
0 answers
156 views

If a Milky Way supernova were to happen, how long would it take for astronomers to be notified?

If a Supernova were to happen in the Milky Way, how long would it take for astronomers to be notified? How long would it take for the people running the gravitational wave and neutrino detectors to ...
blademan9999's user avatar
4 votes
2 answers
83 views

Are chirped gravitational wave events generally first identified by searching through libraries of chirps?

Comments below What does "GPU-accelerated butterfly matched filtering over dense bank of time-symmetric chirp-like templates" mean? (GW170817) suggest that for this technique a library of ...
uhoh's user avatar
  • 30.7k
4 votes
1 answer
264 views

How to derive gravitational-wave frequency vs time from strain vs time

Suppose I have a time-series of the gravitational-wave strain amplitude as a (discrete, i.e., an array of numbers) function of time. The figure below is just illustrative. I am not using measured LIGO/...
Daddy Kropotkin's user avatar
22 votes
1 answer
595 views

Multi-messenger astronomy: what is the potential of simultaneous detection of gravitational waves and neutrinos from a supernova?

Thanks to the efforts of the aLIGO team, gravitational wave astronomy is a reality. At the same time, neutrino detectors like Hyperkamiokande are becoming much more sensitive. My question is: what ...
ProfRob's user avatar
  • 156k