Jerson Alejandro
New York Yankees (DSL)P
Age: 19
Bats/Throws: R/R
6'6" / 255
DOB: 2/23/2006
(19 years, 2 months, 8 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 | NYY | DSL | 17 | 1 | 4 | 0 | 10 | 9 | 36.0 | 9.00 | 4.25 | 0.75 | .278 | 68.4% | 48.4% | 9.4% | 4.50 | 4.81 | 4.37 | ||||||
| 2024 | NYY | DSL | 18 | 1 | 5 | 0 | 12 | 11 | 37.2 | 13.62 | 8.12 | 0.00 | .315 | 67.1% | 46.5% | 0.0% | 5.02 | 4.93 | 5.38 | ||||||
| 2025 | Steamer | PROJ | 19 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.79 | 6.98 | 1.58 | .298 | 67.1% | 41.3% | 6.84 | 6.89 | 6.64 | 0.0 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.73 | 7.33 | 1.53 | .298 | 67.2% | 6.87 | 6.86 | 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 | NYY | DSL | 17 | 1 | 4 | 0 | 10 | 9 | 36.0 | 9.00 | 4.25 | 0.75 | .278 | 68.4% | 48.4% | 9.4% | 4.50 | 4.81 | 4.37 | ||||||
| 2024 | NYY | DSL | 18 | 1 | 5 | 0 | 12 | 11 | 37.2 | 13.62 | 8.12 | 0.00 | .315 | 67.1% | 46.5% | 0.0% | 5.02 | 4.93 | 5.38 | ||||||
| 2025 | Steamer | PROJ | 19 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.79 | 6.98 | 1.58 | .298 | 67.1% | 41.3% | 6.84 | 6.89 | 6.64 | 0.0 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.73 | 7.33 | 1.53 | .298 | 67.2% | 6.87 | 6.86 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | NYY | DSL | 1 | 4 | 4.50 | 10 | 9 | 0 | 0 | 0 | 0 | 0 | 36.0 | 157 | 30 | 19 | 18 | 3 | 17 | 0 | 4 | 7 | 1 | 36 | |
| 2024 | NYY | DSL | 1 | 5 | 5.02 | 12 | 11 | 0 | 0 | 0 | 0 | 0 | 37.2 | 180 | 23 | 24 | 21 | 0 | 34 | 0 | 16 | 6 | 2 | 57 | |
| 2025 | Steamer | PROJ | 0 | 0 | 6.84 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | Steamer | ROS | 0 | 0 | 6.87 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | NYY | DSL | 1 | 4 | 4.50 | 10 | 9 | 0 | 0 | 0 | 0 | 0 | 36.0 | 157 | 30 | 19 | 18 | 3 | 17 | 0 | 4 | 7 | 1 | 36 | |
| 2024 | NYY | DSL | 1 | 5 | 5.02 | 12 | 11 | 0 | 0 | 0 | 0 | 0 | 37.2 | 180 | 23 | 24 | 21 | 0 | 34 | 0 | 16 | 6 | 2 | 57 | |
| 2025 | Steamer | PROJ | 0 | 0 | 6.84 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | Steamer | ROS | 0 | 0 | 6.87 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | NYY | DSL | 9.00 | 4.25 | 2.12 | 0.75 | 22.9% | 10.8% | 12.1% | .221 | 1.31 | .278 | 68.4% | 86 | 94 | 4.81 | ||||
| 2024 | NYY | DSL | 13.62 | 8.12 | 1.68 | 0.00 | 31.7% | 18.9% | 12.8% | .177 | 1.51 | .315 | 67.1% | 98 | 101 | 4.93 | ||||
| 2025 | Steamer | PROJ | 4.79 | 6.98 | 0.69 | 1.58 | 10.9% | 15.9% | -5.0% | .289 | 1.94 | .298 | 67.1% | 6.89 | ||||||
| 2025 | Steamer | ROS | 4.73 | 7.33 | 0.65 | 1.53 | 10.7% | 16.6% | -5.9% | .289 | 1.98 | .298 | 67.2% | 6.86 |
| 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 | NYY | DSL | 9.00 | 4.25 | 2.12 | 0.75 | 22.9% | 10.8% | 12.1% | .221 | 1.31 | .278 | 68.4% | 86 | 94 | 4.81 | ||||
| 2024 | NYY | DSL | 13.62 | 8.12 | 1.68 | 0.00 | 31.7% | 18.9% | 12.8% | .177 | 1.51 | .315 | 67.1% | 98 | 101 | 4.93 | ||||
| 2025 | Steamer | PROJ | 4.79 | 6.98 | 0.69 | 1.58 | 10.9% | 15.9% | -5.0% | .289 | 1.94 | .298 | 67.1% | 6.89 | ||||||
| 2025 | Steamer | ROS | 4.73 | 7.33 | 0.65 | 1.53 | 10.7% | 16.6% | -5.9% | .289 | 1.98 | .298 | 67.2% | 6.86 |
