The Eternal Recurrence I by The Sonar Sleep Lab Song Details

"The Eternal Recurrence I" by The Sonar Sleep Lab had its release date on December 3, 2025. The duration of This song is about two minutes long, specifically at 2:34. This song does not appear to have any foul language. The Eternal Recurrence I's duration is considered a little bit shorter than the average duration of a typical track. Since The Eternal Recurrence I only contains only one song in the album, we like to consider this song as a single. The Eternal Recurrence I is below average in popularity right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

BPM and Tempo

With The Eternal Recurrence I by The Sonar Sleep Lab having a BPM of 69 with a half-time of 34 BPM and a double-time of 138 BPM, we would consider this track to have a Adagio (slowly with great expression) tempo marking. Because of this, we believe that the song has an overall slow tempo. The time signature for this track is 5/4.

Music Key

This song has a musical key of D Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 10B. So, the perfect camelot match for 10B would be either 10B or 11A. While, 11B can give you a low energy boost. For moderate energy boost, you would use 7B and a high energy boost can either be 12B or 5B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 10A or 9B will give you a low energy drop, 1B would be a moderate one, and 8B or 3B would be a high energy drop. Lastly, 7A allows you to change the mood.

Want to find the BPM and music key for other songs? Check out our BPM and Key Finder page!