12 Morceaux, Op. 40: No. 9. Valse in F-Sharp Minor

12 Morceaux, Op. 40: No. 9. Valse in F-Sharp Minor is a melancholic song by Pyotr Ilyich Tchaikovsky with a tempo of 70 BPM. It can also be used double-time at 140 BPM. The track runs 6 minutes and 3 seconds long with a F♯/G♭ key and a minor mode. It has low energy and is not very danceable with a time signature of 3 beats per bar .