Pitterson Rosa
Pittsburgh Pirates (CPX)P
Age: 20
Bats/Throws: R/R
6'2" / 178
DOB: 11/30/2004
(20 years, 6 months, 18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | PIT | DSL | 17 | 0 | 1 | 0 | 8 | 8 | 22.1 | 9.67 | 4.43 | 0.00 | .271 | 66.7% | 55.3% | 0.0% | 3.22 | 3.54 | 4.02 | ||||||
| 2023 | PIT | DSL | 18 | 1 | 2 | 0 | 12 | 11 | 29.0 | 12.72 | 7.14 | 0.31 | .391 | 60.1% | 43.3% | 4.3% | 6.21 | 4.18 | 4.31 | ||||||
| 2024 | PIT | CPX | 19 | 2 | 1 | 0 | 5 | 0 | 8.2 | 7.27 | 7.27 | 1.04 | .308 | 61.6% | 37.0% | 7.1% | 7.27 | 6.13 | 5.99 | ||||||
| 2025 | Steamer | PROJ | 20 | 0 | 0 | 0 | 1 | 0 | 1.0 | 5.09 | 9.14 | 1.37 | .302 | 67.9% | 41.0% | 7.13 | 7.23 | 7.22 | 0.0 | ||||||
| 2025 | OOPSY | PROJ | 20 | 0 | 0 | 0 | 1 | 0 | 1.6 | 5.67 | 5.75 | 1.61 | .302 | 68.2% | 6.31 | 6.33 | 0.0 | ||||||||
| 2025 | PIT | CPX | 20 | 1 | 0 | 0 | 8 | 2 | 13.1 | 9.45 | 8.10 | 1.35 | .350 | 49.6% | 47.5% | 13.3% | 10.80 | 7.10 | 6.10 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.39 | 8.13 | 1.41 | .303 | 67.1% | 7.12 | 7.00 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 20 | 0 | 0 | 0 | 1 | 0 | 1.6 | 4.98 | 6.65 | 1.74 | .305 | 69.0% | 6.84 | 6.98 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | PIT | DSL | 17 | 0 | 1 | 0 | 8 | 8 | 22.1 | 9.67 | 4.43 | 0.00 | .271 | 66.7% | 55.3% | 0.0% | 3.22 | 3.54 | 4.02 | ||||||
| 2023 | PIT | DSL | 18 | 1 | 2 | 0 | 12 | 11 | 29.0 | 12.72 | 7.14 | 0.31 | .391 | 60.1% | 43.3% | 4.3% | 6.21 | 4.18 | 4.31 | ||||||
| 2024 | PIT | CPX | 19 | 2 | 1 | 0 | 5 | 0 | 8.2 | 7.27 | 7.27 | 1.04 | .308 | 61.6% | 37.0% | 7.1% | 7.27 | 6.13 | 5.99 | ||||||
| 2025 | Steamer | PROJ | 20 | 0 | 0 | 0 | 1 | 0 | 1.0 | 5.09 | 9.14 | 1.37 | .302 | 67.9% | 41.0% | 7.13 | 7.23 | 7.22 | 0.0 | ||||||
| 2025 | OOPSY | PROJ | 20 | 0 | 0 | 0 | 1 | 0 | 1.6 | 5.67 | 5.75 | 1.61 | .302 | 68.2% | 6.31 | 6.33 | 0.0 | ||||||||
| 2025 | PIT | CPX | 20 | 1 | 0 | 0 | 8 | 2 | 13.1 | 9.45 | 8.10 | 1.35 | .350 | 49.6% | 47.5% | 13.3% | 10.80 | 7.10 | 6.10 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.39 | 8.13 | 1.41 | .303 | 67.1% | 7.12 | 7.00 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 20 | 0 | 0 | 0 | 1 | 0 | 1.6 | 4.98 | 6.65 | 1.74 | .305 | 69.0% | 6.84 | 6.98 | 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 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | PIT | DSL | 0 | 1 | 3.22 | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 22.1 | 86 | 13 | 9 | 8 | 0 | 11 | 0 | 3 | 6 | 0 | 24 | |
| 2023 | PIT | DSL | 1 | 2 | 6.21 | 12 | 11 | 0 | 0 | 0 | 0 | 0 | 29.0 | 136 | 28 | 22 | 20 | 1 | 23 | 0 | 2 | 5 | 0 | 41 | |
| 2024 | PIT | CPX | 2 | 1 | 7.27 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 41 | 9 | 7 | 7 | 1 | 7 | 0 | 0 | 2 | 1 | 7 | |
| 2025 | Steamer | PROJ | 0 | 0 | 7.13 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | OOPSY | PROJ | 0 | 0 | 6.31 | 1 | 0 | 0 | 0 | 0 | 1.6 | 8 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2025 | PIT | CPX | 1 | 0 | 10.80 | 8 | 2 | 0 | 0 | 0 | 1 | 0 | 13.1 | 71 | 16 | 17 | 16 | 2 | 12 | 0 | 3 | 5 | 0 | 14 | |
| 2025 | Steamer | ROS | 0 | 0 | 7.12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 6.84 | 1 | 0 | 0 | 0 | 0 | 1.6 | 9 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
| 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 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | PIT | DSL | 0 | 1 | 3.22 | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 22.1 | 86 | 13 | 9 | 8 | 0 | 11 | 0 | 3 | 6 | 0 | 24 | |
| 2023 | PIT | DSL | 1 | 2 | 6.21 | 12 | 11 | 0 | 0 | 0 | 0 | 0 | 29.0 | 136 | 28 | 22 | 20 | 1 | 23 | 0 | 2 | 5 | 0 | 41 | |
| 2024 | PIT | CPX | 2 | 1 | 7.27 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 41 | 9 | 7 | 7 | 1 | 7 | 0 | 0 | 2 | 1 | 7 | |
| 2025 | Steamer | PROJ | 0 | 0 | 7.13 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | OOPSY | PROJ | 0 | 0 | 6.31 | 1 | 0 | 0 | 0 | 0 | 1.6 | 8 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2025 | PIT | CPX | 1 | 0 | 10.80 | 8 | 2 | 0 | 0 | 0 | 1 | 0 | 13.1 | 71 | 16 | 17 | 16 | 2 | 12 | 0 | 3 | 5 | 0 | 14 | |
| 2025 | Steamer | ROS | 0 | 0 | 7.12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 6.84 | 1 | 0 | 0 | 0 | 0 | 1.6 | 9 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | PIT | DSL | 9.67 | 4.43 | 2.18 | 0.00 | 27.9% | 12.8% | 15.1% | .181 | 1.07 | .271 | 66.7% | 72 | 80 | 3.54 | ||||
| 2023 | PIT | DSL | 12.72 | 7.14 | 1.78 | 0.31 | 30.1% | 16.9% | 13.2% | .252 | 1.76 | .391 | 60.1% | 134 | 89 | 4.18 | ||||
| 2024 | PIT | CPX | 7.27 | 7.27 | 1.00 | 1.04 | 17.1% | 17.1% | 0.0% | .265 | 1.85 | .308 | 61.6% | 164 | 136 | 6.13 | ||||
| 2025 | Steamer | PROJ | 5.09 | 9.14 | 0.56 | 1.37 | 11.2% | 20.1% | -8.9% | .286 | 2.16 | .302 | 67.9% | 7.23 | ||||||
| 2025 | OOPSY | PROJ | 5.67 | 5.75 | 0.99 | 1.61 | 12.6% | 12.8% | -0.2% | .286 | 1.87 | .302 | 68.2% | 6.33 | ||||||
| 2025 | PIT | CPX | 9.45 | 8.10 | 1.17 | 1.35 | 19.7% | 16.9% | 2.8% | .286 | 2.10 | .350 | 49.6% | 242 | 157 | 7.10 | ||||
| 2025 | Steamer | ROS | 4.39 | 8.13 | 0.54 | 1.41 | 9.8% | 18.1% | -8.3% | .294 | 2.09 | .303 | 67.1% | 7.00 | ||||||
| 2025 | OOPSY | ROS | 4.98 | 6.65 | 0.75 | 1.74 | 10.4% | 13.9% | -3.5% | .297 | 2.08 | .305 | 69.0% | 6.98 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | PIT | DSL | 9.67 | 4.43 | 2.18 | 0.00 | 27.9% | 12.8% | 15.1% | .181 | 1.07 | .271 | 66.7% | 72 | 80 | 3.54 | ||||
| 2023 | PIT | DSL | 12.72 | 7.14 | 1.78 | 0.31 | 30.1% | 16.9% | 13.2% | .252 | 1.76 | .391 | 60.1% | 134 | 89 | 4.18 | ||||
| 2024 | PIT | CPX | 7.27 | 7.27 | 1.00 | 1.04 | 17.1% | 17.1% | 0.0% | .265 | 1.85 | .308 | 61.6% | 164 | 136 | 6.13 | ||||
| 2025 | Steamer | PROJ | 5.09 | 9.14 | 0.56 | 1.37 | 11.2% | 20.1% | -8.9% | .286 | 2.16 | .302 | 67.9% | 7.23 | ||||||
| 2025 | OOPSY | PROJ | 5.67 | 5.75 | 0.99 | 1.61 | 12.6% | 12.8% | -0.2% | .286 | 1.87 | .302 | 68.2% | 6.33 | ||||||
| 2025 | PIT | CPX | 9.45 | 8.10 | 1.17 | 1.35 | 19.7% | 16.9% | 2.8% | .286 | 2.10 | .350 | 49.6% | 242 | 157 | 7.10 | ||||
| 2025 | Steamer | ROS | 4.39 | 8.13 | 0.54 | 1.41 | 9.8% | 18.1% | -8.3% | .294 | 2.09 | .303 | 67.1% | 7.00 | ||||||
| 2025 | OOPSY | ROS | 4.98 | 6.65 | 0.75 | 1.74 | 10.4% | 13.9% | -3.5% | .297 | 2.08 | .305 | 69.0% | 6.98 |
