Top 40 Tracks was a chart from ''Billboard'' magazine. It debuted in the issue dated December 5, 1998 to preserve the notion of

Hot 100 Airplay The Radio Songs chart (previously named Hot 100 Airplay until 2014 and Top 40 Radio Monitor until 1991) is released weekly by ''Billboard (magazine), Billboard'' magazine and measures the airplay of songs being played on radio stations throughout ...

when it expanded to include airplay data from radio stations of other formats such as R&B, rock and country. The Top 40 Tracks was compiled by measuring audience impressions (based on a station's ratings and when a song is played) from Mainstream Top 40, Rhythmic Top 40, and Adult Top 40 radio stations. The chart was discontinued effective from issue date February 12, 2005, concurrent with the introduction of the

Pop 100 The Pop 100 was a songs chart that debuted in February 2005 and was released weekly by ''Billboard'' magazine in the United States until its discontinuation in 2009. It ranked songs based on airplay on Mainstream Top 40 radio stations, singles s ...

and Pop 100 Airplay charts.

List of Top 40 Tracks number-one singles

References

{{Billboard Billboard charts