Factor 12 Leaders: Week 19

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SEATTLE, WA – AUGUST 15: A view of the scoreboard after starting pitcher Felix Hernandez of the Seattle Mariners threw a perfect game against the Tampa Bay Rays at Safeco Field on August 15, 2012 in Seattle, Washington. (Image credit: Getty Images via @daylife)

The Factor12 Rating (F12) is an analytic measurement utilizing league average performance to compare the value of all MLB pitchers on 60ft6in.com.

(1) Justin Verlander clings to the number one position following his latest outing against the Texas Rangers.  The 2011 AL Cy Young/MVP leads MLB with a 31.421 F12 Rating.

(2) Felix Hernandez is the only reason to attend a Seattle Mariners game.  The right-hander fired the 23^rd perfect game in MLB history on Wednesday against the Tampa Bay Rays.  “The King” trails the F12 top spot by a mere 0.090 points.

(3) Clayton Kershaw moves up one position this week.  The 2011 NL Cy Young Award winner is currently 11-6, 2.90 ERA, and 1.01 WHIP.

SEATTLE, WA – AUGUST 15: Starting pitcher Felix Hernandez #34 of the Seattle Mariners waves to the crowd after throwing a perfect game against the Tampa Bay Rays at Safeco Field on August 15, 2012 in Seattle, Washington. (Image credit: Getty Images via @daylife)

(4) R.A. Dickey flutters down two spots this week following a sub par outing against the Cincinnati Reds.  The knuckleball specialist currently holds a 15-4 record, 2.89 ERA, 1.04 WHIP, and an NL-best 175 strikeouts.

(5) Aroldis Chapman rounds out the Top 5 list with a 30.592 F12 Rating.  The left-hander has struck out an outlandish 106 batters in 57 IP.

***The Factor12 Top 12 in 2012 through games on August 16th:

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