Welinton Herrera
Colorado Rockies (A+)P
Age: 21
Bats/Throws: L/L
6'0" / 166
DOB: 4/3/2004
(21 years, 27 days)
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Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | COL | DSL | 17 | 2 | 0 | 1 | 18 | 0 | 22.2 | 11.12 | 4.37 | 0.40 | .291 | 54.3% | 48.1% | 4.8% | 5.16 | 3.42 | 3.41 | ||||||
| 2022 | COL | DSL | 18 | 5 | 1 | 2 | 20 | 1 | 43.0 | 11.30 | 2.93 | 0.00 | .320 | 64.2% | 48.5% | 0.0% | 2.93 | 2.69 | 3.20 | ||||||
| 2023 | COL | CPX | 19 | 2 | 0 | 1 | 21 | 0 | 22.0 | 14.73 | 6.14 | 0.00 | .372 | 77.1% | 39.5% | 0.0% | 3.27 | 4.25 | 4.95 | ||||||
| 2024 | COL | A | 20 | 8 | 2 | 0 | 23 | 0 | 34.0 | 16.41 | 2.38 | 0.26 | .387 | 79.8% | 62.9% | 9.1% | 2.38 | 2.04 | 2.00 | ||||||
| 2024 | COL | A+ | 20 | 3 | 2 | 0 | 23 | 0 | 28.1 | 9.53 | 4.45 | 0.32 | .333 | 63.1% | 52.6% | 5.6% | 4.76 | 3.46 | 3.75 | ||||||
| 2024 | COL | MiLB | 20 | 11 | 4 | 0 | 46 | 0 | 62.1 | 13.28 | 3.32 | 0.29 | .358 | 71.2% | 57.2% | 6.9% | 3.47 | 2.68 | 2.80 | ||||||
| 2025 | COL | ST | 21 | 0 | 0 | 0 | 1 | 0 | 0.1 | 0.00 | 0.00 | 0.00 | .000 | 100.0% | 0.0% | 0.0% | 0.00 | 3.73 | 9.04 | ||||||
| 2025 | Steamer | PROJ | 21 | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.89 | 5.38 | 1.19 | .313 | 70.2% | 46.9% | 5.29 | 5.32 | 5.12 | 0.0 | ||||||
| 2025 | OOPSY | PROJ | 21 | 0 | 0 | 0 | 1 | 0 | 1.3 | 8.59 | 4.33 | 1.00 | .308 | 68.9% | 4.47 | 4.28 | 0.0 | ||||||||
| 2025 | COL | A+ | 21 | 1 | 0 | 3 | 7 | 0 | 9.2 | 14.90 | 4.66 | 0.00 | .368 | 91.7% | 57.9% | 0.0% | 0.93 | 1.95 | 2.67 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 7.01 | 5.59 | 1.11 | .314 | 70.5% | 5.20 | 5.15 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 21 | 0 | 0 | 0 | 1 | 0 | 1.3 | 8.73 | 4.33 | 1.06 | .308 | 68.9% | 4.55 | 4.35 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | COL | DSL | 17 | 2 | 0 | 1 | 18 | 0 | 22.2 | 11.12 | 4.37 | 0.40 | .291 | 54.3% | 48.1% | 4.8% | 5.16 | 3.42 | 3.41 | ||||||
| 2022 | COL | DSL | 18 | 5 | 1 | 2 | 20 | 1 | 43.0 | 11.30 | 2.93 | 0.00 | .320 | 64.2% | 48.5% | 0.0% | 2.93 | 2.69 | 3.20 | ||||||
| 2023 | COL | CPX | 19 | 2 | 0 | 1 | 21 | 0 | 22.0 | 14.73 | 6.14 | 0.00 | .372 | 77.1% | 39.5% | 0.0% | 3.27 | 4.25 | 4.95 | ||||||
| 2024 | COL | A | 20 | 8 | 2 | 0 | 23 | 0 | 34.0 | 16.41 | 2.38 | 0.26 | .387 | 79.8% | 62.9% | 9.1% | 2.38 | 2.04 | 2.00 | ||||||
| 2024 | COL | A+ | 20 | 3 | 2 | 0 | 23 | 0 | 28.1 | 9.53 | 4.45 | 0.32 | .333 | 63.1% | 52.6% | 5.6% | 4.76 | 3.46 | 3.75 | ||||||
| 2024 | COL | MiLB | 20 | 11 | 4 | 0 | 46 | 0 | 62.1 | 13.28 | 3.32 | 0.29 | .358 | 71.2% | 57.2% | 6.9% | 3.47 | 2.68 | 2.80 | ||||||
| 2025 | COL | ST | 21 | 0 | 0 | 0 | 1 | 0 | 0.1 | 0.00 | 0.00 | 0.00 | .000 | 100.0% | 0.0% | 0.0% | 0.00 | 3.73 | 9.04 | ||||||
| 2025 | Steamer | PROJ | 21 | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.89 | 5.38 | 1.19 | .313 | 70.2% | 46.9% | 5.29 | 5.32 | 5.12 | 0.0 | ||||||
| 2025 | OOPSY | PROJ | 21 | 0 | 0 | 0 | 1 | 0 | 1.3 | 8.59 | 4.33 | 1.00 | .308 | 68.9% | 4.47 | 4.28 | 0.0 | ||||||||
| 2025 | COL | A+ | 21 | 1 | 0 | 3 | 7 | 0 | 9.2 | 14.90 | 4.66 | 0.00 | .368 | 91.7% | 57.9% | 0.0% | 0.93 | 1.95 | 2.67 | ||||||
| 2025 | Steamer | ROS | 0 | 0 | 0 | 1 | 0 | 1.0 | 7.01 | 5.59 | 1.11 | .314 | 70.5% | 5.20 | 5.15 | 0.0 | |||||||||
| 2025 | OOPSY | ROS | 21 | 0 | 0 | 0 | 1 | 0 | 1.3 | 8.73 | 4.33 | 1.06 | .308 | 68.9% | 4.55 | 4.35 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | COL | DSL | 2 | 0 | 5.16 | 18 | 0 | 0 | 0 | 1 | 6 | 0 | 22.2 | 96 | 17 | 14 | 13 | 1 | 11 | 0 | 1 | 2 | 0 | 28 | |
| 2022 | COL | DSL | 5 | 1 | 2.93 | 20 | 1 | 0 | 0 | 2 | 3 | 1 | 43.0 | 177 | 33 | 19 | 14 | 0 | 14 | 0 | 6 | 4 | 2 | 54 | |
| 2023 | COL | CPX | 2 | 0 | 3.27 | 21 | 0 | 0 | 0 | 1 | 2 | 0 | 22.0 | 98 | 16 | 8 | 8 | 0 | 15 | 0 | 4 | 2 | 1 | 36 | |
| 2024 | COL | A | 8 | 2 | 2.38 | 23 | 0 | 0 | 0 | 0 | 2 | 1 | 34.0 | 139 | 25 | 9 | 9 | 1 | 9 | 0 | 5 | 1 | 3 | 62 | |
| 2024 | COL | A+ | 3 | 2 | 4.76 | 23 | 0 | 0 | 0 | 0 | 4 | 5 | 28.1 | 121 | 26 | 16 | 15 | 1 | 14 | 1 | 1 | 3 | 5 | 30 | |
| 2024 | COL | MiLB | 11 | 4 | 3.47 | 46 | 0 | 0 | 0 | 0 | 6 | 6 | 62.1 | 260 | 51 | 25 | 24 | 2 | 23 | 1 | 6 | 4 | 8 | 92 | |
| 2025 | COL | ST | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 2025 | Steamer | PROJ | 0 | 0 | 5.29 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | OOPSY | PROJ | 0 | 0 | 4.47 | 1 | 0 | 0 | 0 | 0 | 1.3 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2025 | COL | A+ | 1 | 0 | 0.93 | 7 | 0 | 0 | 0 | 3 | 0 | 1 | 9.2 | 40 | 7 | 1 | 1 | 0 | 5 | 0 | 0 | 0 | 1 | 16 | |
| 2025 | Steamer | ROS | 0 | 0 | 5.20 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 4.55 | 1 | 0 | 0 | 0 | 0 | 1.3 | 5 | 1 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | COL | DSL | 2 | 0 | 5.16 | 18 | 0 | 0 | 0 | 1 | 6 | 0 | 22.2 | 96 | 17 | 14 | 13 | 1 | 11 | 0 | 1 | 2 | 0 | 28 | |
| 2022 | COL | DSL | 5 | 1 | 2.93 | 20 | 1 | 0 | 0 | 2 | 3 | 1 | 43.0 | 177 | 33 | 19 | 14 | 0 | 14 | 0 | 6 | 4 | 2 | 54 | |
| 2023 | COL | CPX | 2 | 0 | 3.27 | 21 | 0 | 0 | 0 | 1 | 2 | 0 | 22.0 | 98 | 16 | 8 | 8 | 0 | 15 | 0 | 4 | 2 | 1 | 36 | |
| 2024 | COL | A | 8 | 2 | 2.38 | 23 | 0 | 0 | 0 | 0 | 2 | 1 | 34.0 | 139 | 25 | 9 | 9 | 1 | 9 | 0 | 5 | 1 | 3 | 62 | |
| 2024 | COL | A+ | 3 | 2 | 4.76 | 23 | 0 | 0 | 0 | 0 | 4 | 5 | 28.1 | 121 | 26 | 16 | 15 | 1 | 14 | 1 | 1 | 3 | 5 | 30 | |
| 2024 | COL | MiLB | 11 | 4 | 3.47 | 46 | 0 | 0 | 0 | 0 | 6 | 6 | 62.1 | 260 | 51 | 25 | 24 | 2 | 23 | 1 | 6 | 4 | 8 | 92 | |
| 2025 | COL | ST | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 2025 | Steamer | PROJ | 0 | 0 | 5.29 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2025 | OOPSY | PROJ | 0 | 0 | 4.47 | 1 | 0 | 0 | 0 | 0 | 1.3 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2025 | COL | A+ | 1 | 0 | 0.93 | 7 | 0 | 0 | 0 | 3 | 0 | 1 | 9.2 | 40 | 7 | 1 | 1 | 0 | 5 | 0 | 0 | 0 | 1 | 16 | |
| 2025 | Steamer | ROS | 0 | 0 | 5.20 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2025 | OOPSY | ROS | 0 | 0 | 4.55 | 1 | 0 | 0 | 0 | 0 | 1.3 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingAverages
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | COL | DSL | 11.12 | 4.37 | 2.55 | 0.40 | 29.2% | 11.5% | 17.7% | .202 | 1.24 | .291 | 54.3% | 114 | 76 | 3.42 | ||||
| 2022 | COL | DSL | 11.30 | 2.93 | 3.86 | 0.00 | 30.5% | 7.9% | 22.6% | .210 | 1.09 | .320 | 64.2% | 60 | 58 | 2.69 | ||||
| 2023 | COL | CPX | 14.73 | 6.14 | 2.40 | 0.00 | 36.7% | 15.3% | 21.4% | .203 | 1.41 | .372 | 77.1% | 60 | 77 | 4.25 | ||||
| 2024 | COL | A | 16.41 | 2.38 | 6.89 | 0.26 | 44.6% | 6.5% | 38.1% | .200 | 1.00 | .387 | 79.8% | 51 | 43 | 2.04 | ||||
| 2024 | COL | A+ | 9.53 | 4.45 | 2.14 | 0.32 | 24.8% | 11.6% | 13.2% | .245 | 1.41 | .333 | 63.1% | 108 | 80 | 3.46 | ||||
| 2024 | COL | MiLB | 13.28 | 3.32 | 4.00 | 0.29 | 35.4% | 8.8% | 26.5% | .221 | 1.19 | .358 | 71.2% | 77 | 60 | 2.68 | ||||
| 2025 | COL | ST | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .000 | 0.00 | .000 | 100.0% | 0 | 77 | 3.73 | ||||
| 2025 | Steamer | PROJ | 6.89 | 5.38 | 1.28 | 1.19 | 16.7% | 13.0% | 3.6% | .275 | 1.68 | .313 | 70.2% | 5.32 | ||||||
| 2025 | OOPSY | PROJ | 8.59 | 4.33 | 1.99 | 1.00 | 22.6% | 11.4% | 11.2% | .249 | 1.40 | .308 | 68.9% | 4.28 | ||||||
| 2025 | COL | A+ | 14.90 | 4.66 | 3.20 | 0.00 | 40.0% | 12.5% | 27.5% | .200 | 1.24 | .368 | 91.7% | 18 | 39 | 1.95 | ||||
| 2025 | Steamer | ROS | 7.01 | 5.59 | 1.25 | 1.11 | 16.9% | 13.5% | 3.4% | .273 | 1.69 | .314 | 70.5% | 5.15 | ||||||
| 2025 | OOPSY | ROS | 8.73 | 4.33 | 2.02 | 1.06 | 22.8% | 11.3% | 11.5% | .250 | 1.41 | .308 | 68.9% | 4.35 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | COL | DSL | 11.12 | 4.37 | 2.55 | 0.40 | 29.2% | 11.5% | 17.7% | .202 | 1.24 | .291 | 54.3% | 114 | 76 | 3.42 | ||||
| 2022 | COL | DSL | 11.30 | 2.93 | 3.86 | 0.00 | 30.5% | 7.9% | 22.6% | .210 | 1.09 | .320 | 64.2% | 60 | 58 | 2.69 | ||||
| 2023 | COL | CPX | 14.73 | 6.14 | 2.40 | 0.00 | 36.7% | 15.3% | 21.4% | .203 | 1.41 | .372 | 77.1% | 60 | 77 | 4.25 | ||||
| 2024 | COL | A | 16.41 | 2.38 | 6.89 | 0.26 | 44.6% | 6.5% | 38.1% | .200 | 1.00 | .387 | 79.8% | 51 | 43 | 2.04 | ||||
| 2024 | COL | A+ | 9.53 | 4.45 | 2.14 | 0.32 | 24.8% | 11.6% | 13.2% | .245 | 1.41 | .333 | 63.1% | 108 | 80 | 3.46 | ||||
| 2024 | COL | MiLB | 13.28 | 3.32 | 4.00 | 0.29 | 35.4% | 8.8% | 26.5% | .221 | 1.19 | .358 | 71.2% | 77 | 60 | 2.68 | ||||
| 2025 | COL | ST | 0.00 | 0.00 | 0.00 | 0.00 | 0.0% | 0.0% | 0.0% | .000 | 0.00 | .000 | 100.0% | 0 | 77 | 3.73 | ||||
| 2025 | Steamer | PROJ | 6.89 | 5.38 | 1.28 | 1.19 | 16.7% | 13.0% | 3.6% | .275 | 1.68 | .313 | 70.2% | 5.32 | ||||||
| 2025 | OOPSY | PROJ | 8.59 | 4.33 | 1.99 | 1.00 | 22.6% | 11.4% | 11.2% | .249 | 1.40 | .308 | 68.9% | 4.28 | ||||||
| 2025 | COL | A+ | 14.90 | 4.66 | 3.20 | 0.00 | 40.0% | 12.5% | 27.5% | .200 | 1.24 | .368 | 91.7% | 18 | 39 | 1.95 | ||||
| 2025 | Steamer | ROS | 7.01 | 5.59 | 1.25 | 1.11 | 16.9% | 13.5% | 3.4% | .273 | 1.69 | .314 | 70.5% | 5.15 | ||||||
| 2025 | OOPSY | ROS | 8.73 | 4.33 | 2.02 | 1.06 | 22.8% | 11.3% | 11.5% | .250 | 1.41 | .308 | 68.9% | 4.35 |
