3 ms·
Can you elaborate on that? I'd be very interested to see how seismologists tracked a plane. Can you pick up high-altitude shockwaves from seismographs?
by thatcherc 9y ago
Can you elaborate on that? I'd be very interested to see how seismologists tracked a plane. Can you pick up high-altitude shockwaves from seismographs?
- vpribish 9y ago1992: 4,000mph, Los Angeles http://articles.latimes.com/1992-04-17/local/me-607_1_spy-plane http://articles.latimes.com/1992-04-17/local/me-607_1_spy-pl... USGS on seismographs and sonic booms generally: https://earthquake.usgs.gov/learn/topics/sonic-booms.php https://earthquake.usgs.gov/learn/topics/sonic-booms.php