Lightweight rankings, April 1989

Computed retroactively from today’s data and formula; not the lists as published then.

Boxerbook rating at the end of April 1989: 1. Julio César Chávez, 2. Pernell Whitaker, 3. Edwin Rosario.

Boxerbook rating

12 boxers met the list thresholds at the end of the month. μ ± RD; arrows show the move since the end of March 1989. How it works

2235 ± 115–

2060 ± 150–

2025 ± 110–

1998 ± 116–

1997 ± 104–

1863 ± 154–

1813 ± 128–

1783 ± 143–

1748 ± 160–

1661 ± 134–

1518 ± 109–

1475 ± 121–

Boxerbook’s archive of the publishers’ lists starts in 2026, so there are none for April 1989.