These links may help answer your question: http://www.pbs.org/wgbh/nova/barrier/boom/choice4.html http://www.geocities.com/CapeCanaveral/7804/boom.html While living in Los Angeles in the mid 1980s the Shuttle would sometimes land at Edwards AFB with an approach directly over the LA Basin and the double sonic booms were incredible. I fact, USGS seismometers were able to generate a ground trace and track the Shuttle landing real-time as the booms set off the seismometers along its path. http://www.galcit.caltech.edu/SonicBoom/seismicboom.pdf Regards, Brian --- Tom Wagner <sciteach1950@home.com> wrote: > A little off topic I suppose but what causes a > DOUBLE sonic boom. I remember > well hearing sonic booms in my neighborhood here in > Iowa when I was a kid. I > can be contacted via private email if anyone wishes. [snip...] __________________________________________________ Do You Yahoo!? Check out Yahoo! Shopping and Yahoo! Auctions for all of your unique holiday gifts! Buy at http://shopping.yahoo.com or bid at http://auctions.yahoo.com ----------------------------------------------------------------- Unsubscribe from SeeSat-L by sending a message with 'unsubscribe' in the SUBJECT to SeeSat-L-request@lists.satellite.eu.org http://www.satellite.eu.org/seesat/seesatindex.html
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