Yoelvin Chirino
Boston Red Sox (CPX)P
Age: 20
Bats/Throws: R/R
6'0" / 161
DOB: 5/13/2005
(20 years, 10 months, 20 days)
P
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Preseason ProjectionsIn-Season ProjectionsMinor Leagues
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | BOS | DSL | 18 | 0 | 3 | 0 | 8 | 0 | 11.1 | 6.35 | 7.94 | 0.79 | .258 | 45.9% | 54.8% | 9.1% | 7.15 | 6.89 | 6.45 | ||||||
| 2024 | BOS | DSL | 19 | 2 | 1 | 0 | 12 | 7 | 37.0 | 9.73 | 5.59 | 0.73 | .275 | 77.9% | 44.6% | 8.6% | 3.16 | 4.89 | 4.37 | ||||||
| 2025 | BOS | CPX | 20 | 4 | 2 | 0 | 12 | 7 | 33.1 | 12.15 | 9.45 | 1.08 | .288 | 63.7% | 31.7% | 12.1% | 6.48 | 5.85 | 5.09 | ||||||
| 2026 | Steamer | PROJ | 21 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.60 | 7.74 | 1.61 | .304 | 66.3% | 41.0% | 7.35 | 7.16 | 6.92 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 21 | 0 | 0 | 0 | 1 | 1 | 2.8 | 6.19 | 6.17 | 1.51 | .291 | 62.7% | 6.34 | 6.17 | 0.0 | ||||||||
| 2026 | Steamer | ROS | 21 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.74 | 7.93 | 1.57 | .304 | 66.5% | 7.30 | 7.14 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 21 | 0 | 0 | 0 | 1 | 1 | 2.8 | 6.19 | 6.17 | 1.51 | .291 | 62.7% | 6.34 | 6.17 | 0.0 |
| Season | Team | Level | Age | W W - Wins | L L - Losses | SV SV - Saves | G G - Games Pitched | GS GS - Games Started | IP IP - Innings Pitched | divider | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | GB% GB% - Ground Ball Percentage (GB/BIP) | HR/FB HR/FB - Home Run to Fly Ball Ratio | divider | vFA vFA - Fourseam Fastball velocity (Pitch Info) | divider | ERA ERA - Earned Run Average ((ER*9)/IP) | xERA xERA - Expected ERA | FIP FIP - Fielder Independent Pitching on an ERA scale | xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced | WAR WAR - Wins Above Replacement |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | BOS | DSL | 18 | 0 | 3 | 0 | 8 | 0 | 11.1 | 6.35 | 7.94 | 0.79 | .258 | 45.9% | 54.8% | 9.1% | 7.15 | 6.89 | 6.45 | ||||||
| 2024 | BOS | DSL | 19 | 2 | 1 | 0 | 12 | 7 | 37.0 | 9.73 | 5.59 | 0.73 | .275 | 77.9% | 44.6% | 8.6% | 3.16 | 4.89 | 4.37 | ||||||
| 2025 | BOS | CPX | 20 | 4 | 2 | 0 | 12 | 7 | 33.1 | 12.15 | 9.45 | 1.08 | .288 | 63.7% | 31.7% | 12.1% | 6.48 | 5.85 | 5.09 | ||||||
| 2026 | Steamer | PROJ | 21 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.60 | 7.74 | 1.61 | .304 | 66.3% | 41.0% | 7.35 | 7.16 | 6.92 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 21 | 0 | 0 | 0 | 1 | 1 | 2.8 | 6.19 | 6.17 | 1.51 | .291 | 62.7% | 6.34 | 6.17 | 0.0 | ||||||||
| 2026 | Steamer | ROS | 21 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.74 | 7.93 | 1.57 | .304 | 66.5% | 7.30 | 7.14 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 21 | 0 | 0 | 0 | 1 | 1 | 2.8 | 6.19 | 6.17 | 1.51 | .291 | 62.7% | 6.34 | 6.17 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor Leagues
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS QS - Quality Starts; pitched at least 6 innings and gave up 3 or fewer earned runs | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | BOS | DSL | 0 | 3 | 7.15 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 11.1 | 52 | 9 | 12 | 9 | 1 | 10 | 0 | 2 | 3 | 0 | 8 | |
| 2024 | BOS | DSL | 2 | 1 | 3.16 | 12 | 7 | 0 | 0 | 0 | 0 | 0 | 37.0 | 159 | 28 | 15 | 13 | 3 | 23 | 0 | 2 | 7 | 0 | 40 | |
| 2025 | BOS | CPX | 4 | 2 | 6.48 | 12 | 7 | 0 | 0 | 0 | 0 | 0 | 33.1 | 146 | 21 | 25 | 24 | 4 | 35 | 0 | 3 | 7 | 0 | 45 | |
| 2026 | Steamer | PROJ | 0 | 0 | 7.35 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 6.34 | 1 | 1 | 0 | 0 | 0 | 2.8 | 12 | 3 | 2 | 2 | 0 | 2 | 0 | 0 | 2 | |||||
| 2026 | Steamer | ROS | 0 | 0 | 7.30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 6.34 | 1 | 1 | 0 | 0 | 0 | 2.8 | 12 | 3 | 2 | 2 | 0 | 2 | 0 | 0 | 2 |
| Season | Team | Level | W W - Wins | L L - Losses | ERA ERA - Earned Run Average ((ER*9)/IP) | G G - Games Pitched | GS GS - Games Started | QS QS - Quality Starts; pitched at least 6 innings and gave up 3 or fewer earned runs | CG CG - Complete Games | ShO ShO - Shoutouts | SV SV - Saves | HLD HLD - Holds | BS BS - Blown Saves | IP IP - Innings Pitched | TBF TBF - Total Batters Faced | H H - Hits Allowed | R R - Runs Allowed | ER ER - Earned Runs | HR HR - Home Runs | BB BB - Walks | IBB IBB - Intentional | HBP HBP - Hit Batters | WP WP - Wild Pitches | BK BK - Balks | SO SO - Strikeouts |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | BOS | DSL | 0 | 3 | 7.15 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 11.1 | 52 | 9 | 12 | 9 | 1 | 10 | 0 | 2 | 3 | 0 | 8 | |
| 2024 | BOS | DSL | 2 | 1 | 3.16 | 12 | 7 | 0 | 0 | 0 | 0 | 0 | 37.0 | 159 | 28 | 15 | 13 | 3 | 23 | 0 | 2 | 7 | 0 | 40 | |
| 2025 | BOS | CPX | 4 | 2 | 6.48 | 12 | 7 | 0 | 0 | 0 | 0 | 0 | 33.1 | 146 | 21 | 25 | 24 | 4 | 35 | 0 | 3 | 7 | 0 | 45 | |
| 2026 | Steamer | PROJ | 0 | 0 | 7.35 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 6.34 | 1 | 1 | 0 | 0 | 0 | 2.8 | 12 | 3 | 2 | 2 | 0 | 2 | 0 | 0 | 2 | |||||
| 2026 | Steamer | ROS | 0 | 0 | 7.30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 6.34 | 1 | 1 | 0 | 0 | 0 | 2.8 | 12 | 3 | 2 | 2 | 0 | 2 | 0 | 0 | 2 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesAverages
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | BOS | DSL | 6.35 | 7.94 | 0.80 | 0.79 | 15.4% | 19.2% | -3.8% | .225 | 1.68 | .258 | 45.9% | 150 | 142 | 6.89 | ||||
| 2024 | BOS | DSL | 9.73 | 5.59 | 1.74 | 0.73 | 25.2% | 14.5% | 10.7% | .209 | 1.38 | .275 | 77.9% | 67 | 101 | 4.89 | ||||
| 2025 | BOS | CPX | 12.15 | 9.45 | 1.29 | 1.08 | 30.8% | 24.0% | 6.8% | .194 | 1.68 | .288 | 63.7% | 142 | 134 | 5.85 | ||||
| 2026 | Steamer | PROJ | 4.60 | 7.74 | 0.59 | 1.61 | 10.3% | 17.3% | -7.0% | .296 | 2.06 | .304 | 66.3% | 7.16 | ||||||
| 2026 | OOPSY | PROJ | 6.19 | 6.17 | 1.00 | 1.51 | 15.6% | 15.5% | 0.1% | .268 | 1.67 | .291 | 62.7% | 6.17 | ||||||
| 2026 | Steamer | ROS | 4.74 | 7.93 | 0.60 | 1.57 | 10.6% | 17.7% | -7.1% | .294 | 2.07 | .304 | 66.5% | 7.14 | ||||||
| 2026 | OOPSY | ROS | 6.19 | 6.17 | 1.00 | 1.51 | 15.6% | 15.5% | 0.1% | .268 | 1.67 | .291 | 62.7% | 6.17 |
| Season | Team | Level | K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP) | BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP) | K/BB K/BB - Strikeout to Walk Ratio (SO/BB) | HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP) | divider | K% K% - Strikeout Percentage (SO/TBF) | BB% BB% - Walk Percentage (BB/TBF) | K-BB% K-BB% - The difference between strikeout percentage and walk percentage | divider | AVG AVG - Batting Average Against | WHIP WHIP - Walks + Hits divided by Innings Pitched | BABIP BABIP - Batting Average on Balls in Play | LOB% LOB% - Left on Base Percentage | divider | ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better | FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better | divider | FIP FIP - Fielder Independent Pitching on an ERA scale |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | BOS | DSL | 6.35 | 7.94 | 0.80 | 0.79 | 15.4% | 19.2% | -3.8% | .225 | 1.68 | .258 | 45.9% | 150 | 142 | 6.89 | ||||
| 2024 | BOS | DSL | 9.73 | 5.59 | 1.74 | 0.73 | 25.2% | 14.5% | 10.7% | .209 | 1.38 | .275 | 77.9% | 67 | 101 | 4.89 | ||||
| 2025 | BOS | CPX | 12.15 | 9.45 | 1.29 | 1.08 | 30.8% | 24.0% | 6.8% | .194 | 1.68 | .288 | 63.7% | 142 | 134 | 5.85 | ||||
| 2026 | Steamer | PROJ | 4.60 | 7.74 | 0.59 | 1.61 | 10.3% | 17.3% | -7.0% | .296 | 2.06 | .304 | 66.3% | 7.16 | ||||||
| 2026 | OOPSY | PROJ | 6.19 | 6.17 | 1.00 | 1.51 | 15.6% | 15.5% | 0.1% | .268 | 1.67 | .291 | 62.7% | 6.17 | ||||||
| 2026 | Steamer | ROS | 4.74 | 7.93 | 0.60 | 1.57 | 10.6% | 17.7% | -7.1% | .294 | 2.07 | .304 | 66.5% | 7.14 | ||||||
| 2026 | OOPSY | ROS | 6.19 | 6.17 | 1.00 | 1.51 | 15.6% | 15.5% | 0.1% | .268 | 1.67 | .291 | 62.7% | 6.17 |
