ERA+

Justin Slaten · Season-by-season history

ERA+ over time

Justin Slaten — ERA+ over time Each point is a recorded season value. Separate lines show each team and competition. Exact values are listed in the table below. 0 28.4 56.8 85.2 113.6 142 2024 2025 2024 · Boston Red Sox · MLB: 142 2025 · Boston Red Sox · MLB: 98
  • Boston Red Sox · MLB

Hover over a point for its value. Only numeric values with a recorded season are charted; missing seasons are not treated as zero.

Justin Slaten — ERA+ by season
SeasonTeamLeagueERA+
2025 Boston Red Sox MLB 98
2024 Boston Red Sox MLB 142