MLB Statcast leaders, 2017
Aaron Judge hit the longest home run of the 2017 MLB season, 496 feet against the Toronto Blue Jays on Sep 30. Giancarlo Stanton hit the hardest ball, 122.2 mph. Aroldis Chapman threw the fastest pitch, 104.2 mph. Among qualified hitters, Aaron Judge had the highest average exit velocity, 95.0 mph.
Longest home runs, 2017
Projected distance, every home run of the regular season.
Hardest-hit balls, 2017
Exit velocity off the bat, every batted ball of the regular season.
Fastest pitches, 2017
Velocity out of the hand, every pitch of the regular season.
Average exit velocity, 2017
Qualified batters, every batted ball averaged.
Barrels, 2017
Batted balls struck at the speed and angle that most often go for extra bases. Qualified batters.
Barrel rate, 2017
Barrels per batted ball, qualified batters.
Hard-hit rate, 2017
Batted balls of 95 mph or harder, qualified batters.
Expected wOBA (xwOBA), 2017
What the quality of contact, strikeouts and walks were worth, qualified batters.
Expected batting average (xBA), 2017
The average the exit velocity and launch angle of each ball predict, qualified batters.
Sprint speed, 2017
Feet per second in a player's fastest one-second window, at least 10 competitive runs.
Longest postseason home runs, 2017
Projected distance, every home run of the postseason.
From Baseball Savant, MLB's Statcast site. Plays are ranked one by one, so a player can appear more than once.