B.B. King's iTunes Playlist: Louis Armstrong, "What A Wonderful World," meanemotion=grace, meanspeed=71.3

B.B. King is a blues guitarist and singer who has added a Celebrity Playlist to iTunes in album form, speeds of which are analyzed on this page. The next song chosen by B.B. is performed by the artist Louis Armstrong and a infamous standard version of the song "What A Wonderful World." The song has an iTunes listing of "jazz." The album from which it was downloaded is called Louis Armstrong All-Time Greatest Hits.

We measured the frequencies of this song as:
a) mean speed/average velocity=71.3 beats per minute
b) mean-emotion according to the meanspeed music conjecture=grace
c) meanspace=842 milliseconds per beat,
d) meanphase=1.19 beats per second,
e) meanpitch=303.74 hertz, 58 cents above D4=293.665 hertz, 42 cents below D#4/Eb4=311.127 hertz.

Ian Schneider
Meanspeed Music Trust
NYC
December 13, 2006