Kyle Backhus
Arizona Diamondbacks (AAA)P
Age: 26
Bats/Throws: L/L
6'4" / 185
DOB: 1/31/1998
(26 years, 10 months, 13 days)
P
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Preseason 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 | ARI | A | 23 | 2 | 0 | 0 | 5 | 5 | 16.2 | 8.10 | 3.78 | 0.54 | .286 | 55.6% | 55.1% | 5.6% | 3.78 | 4.65 | 5.42 | ||||||
| 2021 | ARI | A+ | 23 | 0 | 0 | 0 | 2 | 2 | 9.1 | 8.68 | 1.93 | 0.00 | .333 | 50.0% | 59.3% | 0.0% | 5.79 | 2.69 | 3.53 | ||||||
| 2022 | ARI | A+ | 24 | 1 | 3 | 3 | 29 | 0 | 39.0 | 14.08 | 4.15 | 0.23 | .417 | 75.1% | 45.6% | 3.7% | 3.00 | 2.41 | 3.03 | ||||||
| 2022 | ARI | AA | 24 | 2 | 2 | 3 | 11 | 0 | 13.1 | 11.48 | 5.40 | 0.00 | .281 | 60.0% | 53.1% | 0.0% | 4.05 | 3.68 | 4.99 | ||||||
| 2023 | ARI | AA | 25 | 5 | 4 | 10 | 40 | 0 | 55.0 | 10.47 | 4.25 | 0.98 | .338 | 78.0% | 49.3% | 14.0% | 3.76 | 4.31 | 4.11 | ||||||
| 2023 | ARI | AAA | 25 | 0 | 1 | 0 | 11 | 0 | 13.2 | 7.90 | 3.95 | 0.66 | .263 | 76.9% | 47.4% | 9.1% | 3.29 | 4.46 | 5.09 | ||||||
| 2024 | ARI Diamondbacks (ST) | ST | 26 | 0 | 0 | 0 | 3 | 0 | 3.0 | 18.00 | 0.00 | 0.00 | .000 | 100.0% | 66.7% | 0.0% | 0.00 | -0.26 | 0.31 | ||||||
| 2024 | ARI | CPX | 26 | 0 | 0 | 0 | 3 | 1 | 3.2 | 14.73 | 0.00 | 0.00 | .167 | 0.0% | 50.0% | 0.0% | 2.45 | 2.24 | 2.76 | ||||||
| 2024 | ARI | AAA | 26 | 2 | 3 | 1 | 35 | 0 | 32.0 | 10.69 | 5.06 | 1.13 | .259 | 73.1% | 47.4% | 21.1% | 3.94 | 5.24 | 4.70 | ||||||
| 2025 | FGDC FanGraphs DC | PROJ | 27 | 1 | 1 | 0 | 21 | 0 | 21.0 | 7.79 | 4.01 | 0.96 | .305 | 72.3% | 4.20 | 4.31 | 0.0 | ||||||||
| 2025 | Steamer Steamer | PROJ | 27 | 1 | 1 | 0 | 21 | 0 | 21.0 | 7.79 | 4.01 | 0.96 | .305 | 72.3% | 46.5% | 4.20 | 4.31 | 4.42 | 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 | ARI | A | 23 | 2 | 0 | 0 | 5 | 5 | 16.2 | 8.10 | 3.78 | 0.54 | .286 | 55.6% | 55.1% | 5.6% | 3.78 | 4.65 | 5.42 | ||||||
| 2021 | ARI | A+ | 23 | 0 | 0 | 0 | 2 | 2 | 9.1 | 8.68 | 1.93 | 0.00 | .333 | 50.0% | 59.3% | 0.0% | 5.79 | 2.69 | 3.53 | ||||||
| 2022 | ARI | A+ | 24 | 1 | 3 | 3 | 29 | 0 | 39.0 | 14.08 | 4.15 | 0.23 | .417 | 75.1% | 45.6% | 3.7% | 3.00 | 2.41 | 3.03 | ||||||
| 2022 | ARI | AA | 24 | 2 | 2 | 3 | 11 | 0 | 13.1 | 11.48 | 5.40 | 0.00 | .281 | 60.0% | 53.1% | 0.0% | 4.05 | 3.68 | 4.99 | ||||||
| 2023 | ARI | AA | 25 | 5 | 4 | 10 | 40 | 0 | 55.0 | 10.47 | 4.25 | 0.98 | .338 | 78.0% | 49.3% | 14.0% | 3.76 | 4.31 | 4.11 | ||||||
| 2023 | ARI | AAA | 25 | 0 | 1 | 0 | 11 | 0 | 13.2 | 7.90 | 3.95 | 0.66 | .263 | 76.9% | 47.4% | 9.1% | 3.29 | 4.46 | 5.09 | ||||||
| 2024 | ARI Diamondbacks (ST) | ST | 26 | 0 | 0 | 0 | 3 | 0 | 3.0 | 18.00 | 0.00 | 0.00 | .000 | 100.0% | 66.7% | 0.0% | 0.00 | -0.26 | 0.31 | ||||||
| 2024 | ARI | CPX | 26 | 0 | 0 | 0 | 3 | 1 | 3.2 | 14.73 | 0.00 | 0.00 | .167 | 0.0% | 50.0% | 0.0% | 2.45 | 2.24 | 2.76 | ||||||
| 2024 | ARI | AAA | 26 | 2 | 3 | 1 | 35 | 0 | 32.0 | 10.69 | 5.06 | 1.13 | .259 | 73.1% | 47.4% | 21.1% | 3.94 | 5.24 | 4.70 | ||||||
| 2025 | FGDC FanGraphs DC | PROJ | 27 | 1 | 1 | 0 | 21 | 0 | 21.0 | 7.79 | 4.01 | 0.96 | .305 | 72.3% | 4.20 | 4.31 | 0.0 | ||||||||
| 2025 | Steamer Steamer | PROJ | 27 | 1 | 1 | 0 | 21 | 0 | 21.0 | 7.79 | 4.01 | 0.96 | .305 | 72.3% | 46.5% | 4.20 | 4.31 | 4.42 | 0.0 |
Preseason 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 | ARI | A | 2 | 0 | 3.78 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 16.2 | 73 | 15 | 11 | 7 | 1 | 7 | 0 | 1 | 2 | 0 | 15 | |
| 2021 | ARI | A+ | 0 | 0 | 5.79 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 9.1 | 41 | 10 | 6 | 6 | 0 | 2 | 0 | 0 | 0 | 0 | 9 | |
| 2022 | ARI | A+ | 1 | 3 | 3.00 | 29 | 0 | 0 | 0 | 3 | 3 | 2 | 39.0 | 166 | 36 | 15 | 13 | 1 | 18 | 1 | 2 | 0 | 0 | 61 | |
| 2022 | ARI | AA | 2 | 2 | 4.05 | 11 | 0 | 0 | 0 | 3 | 2 | 1 | 13.1 | 60 | 9 | 8 | 6 | 0 | 8 | 0 | 3 | 1 | 0 | 17 | |
| 2023 | ARI | AA | 5 | 4 | 3.76 | 40 | 0 | 0 | 0 | 10 | 0 | 4 | 55.0 | 246 | 56 | 25 | 23 | 6 | 26 | 0 | 2 | 1 | 1 | 64 | |
| 2023 | ARI | AAA | 0 | 1 | 3.29 | 11 | 0 | 0 | 0 | 0 | 6 | 1 | 13.2 | 57 | 11 | 5 | 5 | 1 | 6 | 0 | 0 | 0 | 0 | 12 | |
| 2024 | ARI Diamondbacks (ST) | ST | 0 | 0 | 0.00 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 3.0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | |
| 2024 | ARI | CPX | 0 | 0 | 2.45 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 3.2 | 13 | 1 | 2 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 6 | |
| 2024 | ARI | AAA | 2 | 3 | 3.94 | 35 | 0 | 0 | 0 | 1 | 6 | 0 | 32.0 | 146 | 25 | 17 | 14 | 4 | 18 | 1 | 5 | 2 | 0 | 38 | |
| 2025 | FGDC FanGraphs DC | PROJ | 1 | 1 | 4.20 | 21 | 0 | 0 | 1 | 21.0 | 92 | 21 | 11 | 10 | 2 | 9 | 1 | 18 | |||||||
| 2025 | Steamer Steamer | PROJ | 1 | 1 | 4.20 | 21 | 0 | 0 | 0 | 0 | 1 | 21.0 | 92 | 21 | 11 | 10 | 2 | 9 | 1 | 18 |
| 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 | ARI | A | 2 | 0 | 3.78 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 16.2 | 73 | 15 | 11 | 7 | 1 | 7 | 0 | 1 | 2 | 0 | 15 | |
| 2021 | ARI | A+ | 0 | 0 | 5.79 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 9.1 | 41 | 10 | 6 | 6 | 0 | 2 | 0 | 0 | 0 | 0 | 9 | |
| 2022 | ARI | A+ | 1 | 3 | 3.00 | 29 | 0 | 0 | 0 | 3 | 3 | 2 | 39.0 | 166 | 36 | 15 | 13 | 1 | 18 | 1 | 2 | 0 | 0 | 61 | |
| 2022 | ARI | AA | 2 | 2 | 4.05 | 11 | 0 | 0 | 0 | 3 | 2 | 1 | 13.1 | 60 | 9 | 8 | 6 | 0 | 8 | 0 | 3 | 1 | 0 | 17 | |
| 2023 | ARI | AA | 5 | 4 | 3.76 | 40 | 0 | 0 | 0 | 10 | 0 | 4 | 55.0 | 246 | 56 | 25 | 23 | 6 | 26 | 0 | 2 | 1 | 1 | 64 | |
| 2023 | ARI | AAA | 0 | 1 | 3.29 | 11 | 0 | 0 | 0 | 0 | 6 | 1 | 13.2 | 57 | 11 | 5 | 5 | 1 | 6 | 0 | 0 | 0 | 0 | 12 | |
| 2024 | ARI Diamondbacks (ST) | ST | 0 | 0 | 0.00 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 3.0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | |
| 2024 | ARI | CPX | 0 | 0 | 2.45 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 3.2 | 13 | 1 | 2 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 6 | |
| 2024 | ARI | AAA | 2 | 3 | 3.94 | 35 | 0 | 0 | 0 | 1 | 6 | 0 | 32.0 | 146 | 25 | 17 | 14 | 4 | 18 | 1 | 5 | 2 | 0 | 38 | |
| 2025 | FGDC FanGraphs DC | PROJ | 1 | 1 | 4.20 | 21 | 0 | 0 | 1 | 21.0 | 92 | 21 | 11 | 10 | 2 | 9 | 1 | 18 | |||||||
| 2025 | Steamer Steamer | PROJ | 1 | 1 | 4.20 | 21 | 0 | 0 | 0 | 0 | 1 | 21.0 | 92 | 21 | 11 | 10 | 2 | 9 | 1 | 18 |
Preseason 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 | ARI | A | 8.10 | 3.78 | 2.14 | 0.54 | 20.5% | 9.6% | 11.0% | .231 | 1.32 | .286 | 55.6% | 4.65 | ||||||
| 2021 | ARI | A+ | 8.68 | 1.93 | 4.50 | 0.00 | 22.0% | 4.9% | 17.1% | .256 | 1.29 | .333 | 50.0% | 2.69 | ||||||
| 2022 | ARI | A+ | 14.08 | 4.15 | 3.39 | 0.23 | 36.7% | 10.8% | 25.9% | .247 | 1.38 | .417 | 75.1% | 2.41 | ||||||
| 2022 | ARI | AA | 11.48 | 5.40 | 2.13 | 0.00 | 28.3% | 13.3% | 15.0% | .184 | 1.28 | .281 | 60.0% | 3.68 | ||||||
| 2023 | ARI | AA | 10.47 | 4.25 | 2.46 | 0.98 | 26.0% | 10.6% | 15.4% | .257 | 1.49 | .338 | 78.0% | 4.31 | ||||||
| 2023 | ARI | AAA | 7.90 | 3.95 | 2.00 | 0.66 | 21.1% | 10.5% | 10.5% | .216 | 1.24 | .263 | 76.9% | 4.46 | ||||||
| 2024 | ARI Diamondbacks (ST) | ST | 18.00 | 0.00 | 6.00 | 0.00 | 66.7% | 0.0% | 66.7% | .000 | 0.00 | .000 | 100.0% | -0.26 | ||||||
| 2024 | ARI | CPX | 14.73 | 0.00 | 6.00 | 0.00 | 46.2% | 0.0% | 46.2% | .083 | 0.27 | .167 | 0.0% | 2.24 | ||||||
| 2024 | ARI | AAA | 10.69 | 5.06 | 2.11 | 1.13 | 26.0% | 12.3% | 13.7% | .203 | 1.34 | .259 | 73.1% | 5.24 | ||||||
| 2025 | FGDC FanGraphs DC | PROJ | 7.79 | 4.01 | 1.94 | 0.96 | 19.8% | 10.2% | 9.6% | .256 | 1.44 | .305 | 72.3% | 4.31 | ||||||
| 2025 | Steamer Steamer | PROJ | 7.79 | 4.01 | 1.94 | 0.96 | 19.8% | 10.2% | 9.6% | .256 | 1.44 | .305 | 72.3% | 4.31 |
| 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 | ARI | A | 8.10 | 3.78 | 2.14 | 0.54 | 20.5% | 9.6% | 11.0% | .231 | 1.32 | .286 | 55.6% | 4.65 | ||||||
| 2021 | ARI | A+ | 8.68 | 1.93 | 4.50 | 0.00 | 22.0% | 4.9% | 17.1% | .256 | 1.29 | .333 | 50.0% | 2.69 | ||||||
| 2022 | ARI | A+ | 14.08 | 4.15 | 3.39 | 0.23 | 36.7% | 10.8% | 25.9% | .247 | 1.38 | .417 | 75.1% | 2.41 | ||||||
| 2022 | ARI | AA | 11.48 | 5.40 | 2.13 | 0.00 | 28.3% | 13.3% | 15.0% | .184 | 1.28 | .281 | 60.0% | 3.68 | ||||||
| 2023 | ARI | AA | 10.47 | 4.25 | 2.46 | 0.98 | 26.0% | 10.6% | 15.4% | .257 | 1.49 | .338 | 78.0% | 4.31 | ||||||
| 2023 | ARI | AAA | 7.90 | 3.95 | 2.00 | 0.66 | 21.1% | 10.5% | 10.5% | .216 | 1.24 | .263 | 76.9% | 4.46 | ||||||
| 2024 | ARI Diamondbacks (ST) | ST | 18.00 | 0.00 | 6.00 | 0.00 | 66.7% | 0.0% | 66.7% | .000 | 0.00 | .000 | 100.0% | -0.26 | ||||||
| 2024 | ARI | CPX | 14.73 | 0.00 | 6.00 | 0.00 | 46.2% | 0.0% | 46.2% | .083 | 0.27 | .167 | 0.0% | 2.24 | ||||||
| 2024 | ARI | AAA | 10.69 | 5.06 | 2.11 | 1.13 | 26.0% | 12.3% | 13.7% | .203 | 1.34 | .259 | 73.1% | 5.24 | ||||||
| 2025 | FGDC FanGraphs DC | PROJ | 7.79 | 4.01 | 1.94 | 0.96 | 19.8% | 10.2% | 9.6% | .256 | 1.44 | .305 | 72.3% | 4.31 | ||||||
| 2025 | Steamer Steamer | PROJ | 7.79 | 4.01 | 1.94 | 0.96 | 19.8% | 10.2% | 9.6% | .256 | 1.44 | .305 | 72.3% | 4.31 |
