Shared flowchart

Astronomy · L5 · Binary Inspiral: From Wide Orbit to Chirp Detection

Sign in to clone

How a compact binary's orbital decay via gravitational-wave emission produces the characteristic rising chirp signal detected by LIGO/Virgo.

by @openstemUpdated Astronomy
Compact binary(NS-NS, NS-BH, or BH-BH)wide, slowly decaying orbitGW emission carries awayorbital energy: L ∝ a⁻⁵Orbital separation shrinksorbital frequency risesFrequency and amplituderise together — the chirpSeparation approachesISCO of the systemMerger: fully non-linearnumerical-relativity regimeRingdown: remnant black holesettles to a Kerr stateDetected on Earth as strain h(t)by LIGO/Virgo networkMatched filtering againstGR waveform templates

We use privacy-friendly product analytics (no session recording, PII masked) to improve OpenStem. Load analytics? Privacy Policy