H9

Jackson Kowar · Season-by-season history

H9 over time

Jackson Kowar — H9 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 3.1 6.2 9.3 12.4 15.5 2021 2022 2023 2025 2021 · Kansas City Royals · MLB: 12.8 2022 · Kansas City Royals · MLB: 15.5 2023 · Kansas City Royals · MLB: 10.9 2025 · Seattle Mariners · MLB: 7.4
  • Kansas City Royals · MLB
  • Seattle Mariners · MLB

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

Jackson Kowar — H9 by season
SeasonTeamLeagueH9
2025 Seattle Mariners MLB 7.4
2023 Kansas City Royals MLB 10.9
2022 Kansas City Royals MLB 15.5
2021 Kansas City Royals MLB 12.8