These stations also contribute to Dance/Mix Show Airplay. Rhythmic is a music radio format that includes of a mix of dance, upbeat rhythmic pop, hip hop and R&B hits. Measures airplay spins on 72 rhythmic stations. The Bubbling Under R&B/Hip-Hop Singles ranks the top 25 singles that are above the 100 number. The Hot R&B/Hip-Hop Singles Sales is the sales version of the Hot R&B/Hip-Hop Songs. The Hot Adult R&B Airplay measures airplay from 65 Urban AC radio stations.

The Mainstream R&B/Hip-Hop ranks songs by counting airplay base on radio plays (spins) from 76 R&B/ Hip-Hop Stations. The Hot R&B/Hip-Hop Airplay measures airplay on R&B/ Hip-Hop stations. The Hot R&B/Hip-Hop Songs lists the most popular song from Urban AC and R&B/ Hip-Hop stations and record sales from Urban stores. Ranks digital song sales with different versions of songs listed (remix, radio edits, alternative versions).Measures radio airplay on 1,233 radio stations.If a song reaches the top 50, it and any of the artist's/band's other singles cannot chart on the Heatseekers.

Ranks songs from new artists/bands that have never reached the top 50 of the Hot 100.A song cannot appear on the Bubbling Under chart if it has been on the Hot 100.

This means that it ranks the 25 songs that are above the 100th position from the Hot 100.

It is a 25-position table just below the Hot 100.

Ranks the top 25 songs below #100 that have not yet appeared on the Hot 100.

Ranks the top 100 songs currently playing on radio stations.

Billboard chart