Identifying Pitcher-Modified Baseballs is Trickier Than it Seems Stephanie Springer April 13, 2021 Share: > Image credit: © Kelley L Cox-USA TODAY Sports Subscribe to Baseball ProspectusAfter all, what is an average MLB baseball? Full access to this article is for Baseball Prospectus subscribers. Sign up today to get access to insightful analysis for the discerning baseball fan. Super-Premium - $66.99 / yearPremium - $45.95 / yearPremium Monthly - $6.99 / monthBasic - Free Subscribe to Baseball Prospectus In This Article 9 BaseballForeign SubstancesSpin RateSticky StuffTesting The Baseball Related Articles Five & Dive, Episode 279: The House Always Wins by Craig Goldstein and Patrick Dubuque 4/21 0 Box Score Banter: Go Bananas B by Janice Scurio 4/20 0 MLB’s Crackdown Might Be Working: Spin Is Down $ by Robert Arthur 4/10 0 The Science of Spin: How Sticky Stuff Spikes RPM B by Robert Arthur 1/19 5 Best of BP: Spin Is Back–And Cheating Probably is Too by Robert Arthur 12/28 0 Latest Articles Deep League Report ’25: AL Relief Pitchers $ by Nathan Grimm 2/20 1 Rebuilding a Dynasty ’25: Relief Pitchers $ by Ryan Boyer 2/20 0 Five & Dive, Episode 439: Some Damn Fine Iced Coffee by Craig Goldstein, Patrick Dubuque, and Jeffrey Paternostro 2/20 0 2025 Season Preview: Arizona Diamondbacks $ by Timothy Jackson 2/20 6 Gerrit Cole Is Changing Before Our Eyes B by Mario Delgado Genzor 2/20 4 more chevron_rightchevron_right Stephanie Springer More about: BaseballForeign SubstancesSpin RateSticky StuffTesting The Baseball Latest Articles Deep League Report ’25: AL Relief Pitchers $ by Nathan Grimm 2/20 1 Rebuilding a Dynasty ’25: Relief Pitchers $ by Ryan Boyer 2/20 0 Five & Dive, Episode 439: Some Damn Fine Iced Coffee by Craig Goldstein, Patrick Dubuque, and Jeffrey Paternostro 2/20 0 Related Articles Five & Dive, Episode 279: The House Always Wins by Craig Goldstein and Patrick Dubuque 4/21 0 Box Score Banter: Go Bananas B by Janice Scurio 4/20 0 MLB’s Crackdown Might Be Working: Spin Is Down $ by Robert Arthur 4/10 0 You need to be logged in to comment. Login or Subscribe Comments are closed.
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