Density 21.5 for flute alone

Density 21.5 for flute alone is a melancholic song by Edgard Varèse with a tempo of 63 BPM. It can also be used double-time at 126 BPM. The track runs 11 minutes and 45 seconds long with a G key and a major mode. It has low energy and is not very danceable with a time signature of 4 beats per bar .