4 ms·
LIGO can accurately measure small (1/2 wavelength) changes in distance, but it does not measure absolute distance. Absolute is a lot harder to do with interfer
by opwieurposiu 2y ago
LIGO can accurately measure small (1/2 wavelength) changes in distance, but it does not measure absolute distance.
Absolute is a lot harder to do with interferometers vs. relative measurements.
- kragen 2y agoAha! Yes, very much harder.