Statistics| Year | Team | G | IP | BF | H | HR | K | BB | IBB | HB | ER | Win | Sav | WHIP | ERA | K/BB | BABIP | FIP | kwERA |
|---|
| 2024 | Orioles | 4 | 5.33 | 29 | 10 | 2 | 4 | 3 | 0 | 1 | 10 | 0 | 0 | 2.438 | 16.88 | 1.33 | .421 | 8.72 | 5.40 |
| 2023 | Royals | 12 | 15.00 | 63 | 17 | 5 | 9 | 2 | 0 | 1 | 12 | 0 | 0 | 1.267 | 7.20 | 4.50 | .261 | 6.83 | 4.26 |
| 2022 | Royals | 21 | 104.00 | 465 | 108 | 19 | 70 | 47 | 0 | 6 | 61 | 4 | 0 | 1.490 | 5.28 | 1.49 | .276 | 5.66 | 4.96 |
| 2021 | Royals | 3 | 14.67 | 59 | 15 | 3 | 6 | 3 | 0 | 2 | 8 | 1 | 0 | 1.227 | 4.91 | 2.00 | .267 | 5.96 | 5.20 |
| Total MLB | 40 | 139.00 | 616 | 150 | 29 | 89 | 55 | 0 | 10 | 91 | 5 | 0 | 1.475 | 5.89 | 1.62 | .279 | 5.93 | 4.93 |
| 2023 | Spring | 4 | 9.33 | 55 | 23 | 5 | 7 | 3 | 0 | 0 | 18 | 0 | 0 | 2.786 | 17.36 | 2.33 | .450 | 9.53 | 4.53 |
| | 2023 Projections |
|---|
| Source | | G | IP | BF | H | HR | K | BB | IBB | HB | ER | Win | Sav | WHIP | ERA | K/BB | BABIP | FIP | kwERA |
|---|
| Consensus | 21 | 79.12 | 346 | 81 | 12 | 60 | 30 | 0 | 4 | 42 | 4 | 0 | 1.398 | 4.78 | 2.03 | .288 | 4.87 | 4.48 |
| Marcel | 21 | 97.61 | 426 | 97 | 16 | 75 | 38 | 0 | 6 | 51 | 5 | 1 | 1.387 | 4.67 | 1.96 | .278 | 5.04 | 4.51 |
| RV Current | 16 | 14.42 | 62 | 15 | 3 | 11 | 5 | 0 | 1 | 8 | 1 | 0 | 1.383 | 4.95 | 2.21 | .289 | 5.01 | 4.35 |
| RotoValue | 21 | 40.19 | 175 | 41 | 7 | 30 | 16 | 0 | 2 | 22 | 2 | 0 | 1.418 | 5.01 | 1.95 | .289 | 5.10 | 4.54 |
| Steamer | 16 | 52.00 | 228 | 56 | 8 | 38 | 19 | 0 | 2 | 29 | 2 | 0 | 1.442 | 5.02 | 2.00 | .298 | 4.85 | 4.51 |
| ZiPS | 27 | 126.70 | 553 | 129 | 18 | 98 | 46 | 0 | 8 | 66 | 6 | 0 | 1.381 | 4.69 | 2.13 | .290 | 4.68 | 4.45 |
| modZiPS | 27 | 126.70 | 553 | 129 | 18 | 98 | 46 | 0 | 8 | 66 | 6 | 0 | 1.381 | 4.69 | 2.13 | .290 | 4.68 | 4.45 |
2023 Game Log| August | | Pos | IP | BF | H | HR | K | BB | IBB | HB | ER | Win | Sav | WHIP | ERA | K/BB | BABIP | FIP | kwERA |
|---|
| 2023-08-11 | v StL | RP | 1.00 | 5 | 2 | 1 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 2.000 | 18.00 | 0.00 | .333 | 19.10 | 7.80 |
| 2023-08-06 | @ Phi | RP | 2.00 | 8 | 3 | 1 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 1.500 | 9.00 | Inf | .333 | 8.60 | 3.90 |
| 2023-08-03 | v NYM | RP | 1.00 | 5 | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2.000 | 18.00 | 0.00 | .250 | 16.10 | 5.40 |
| Total | 4.00 | 18 | 7 | 3 | 1 | 0 | 0 | 1 | 6 | 0 | 0 | 1.750 | 13.50 | Inf | .308 | 13.10 | 5.40 |
| July | | Pos | IP | BF | H | HR | K | BB | IBB | HB | ER | Win | Sav | WHIP | ERA | K/BB | BABIP | FIP | kwERA |
|---|
| 2023-07-26 | @ Cle | RP | 1.33 | 8 | 2 | 2 | 2 | 2 | 0 | 0 | 3 | 0 | 0 | 3.000 | 20.25 | 1.00 | .000 | 24.10 | 5.40 |
| 2023-07-25 | @ Cle | RP | 1.00 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | 0.00 | 0.00 | .250 | 3.10 | 5.40 |
| 2023-07-21 | @ NYY | RP | 1.00 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.00 | Inf | .000 | 1.10 | 1.40 |
| 2023-07-20 | v Det | RP | 1.00 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.00 | 0.00 | .000 | 3.10 | 5.40 |
| 2023-07-18 | v Det | RP | 1.00 | 4 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | 0.00 | Inf | .333 | 1.10 | 2.40 |
| 2023-07-15 | v TB | RP | 1.00 | 5 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 2.000 | 9.00 | Inf | .500 | 1.10 | 3.00 |
| 2023-07-07 | @ Cle | RP | 1.00 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.00 | 0.00 | .000 | 3.10 | 5.40 |
| 2023-07-04 | @ Min | RP | 1.00 | 3 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.00 | Inf | .000 | -0.90 | -2.60 |
| Total | 8.33 | 33 | 6 | 2 | 7 | 2 | 0 | 0 | 4 | 0 | 0 | 0.960 | 4.32 | 3.50 | .182 | 5.26 | 3.58 |
| May | | Pos | IP | BF | H | HR | K | BB | IBB | HB | ER | Win | Sav | WHIP | ERA | K/BB | BABIP | FIP | kwERA |
|---|
| 2023-05-05 | v Oak | RP | 2.67 | 12 | 4 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 1.500 | 6.75 | Inf | .364 | 2.35 | 4.40 |
| Total | 2.67 | 12 | 4 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 1.500 | 6.75 | Inf | .364 | 2.35 | 4.40 |
| Preseason | | Pos | IP | BF | H | HR | K | BB | IBB | HB | ER | Win | Sav | WHIP | ERA | K/BB | BABIP | FIP | kwERA |
|---|
| 2023-03-17 | @ LAA | SP | 2.33 | 17 | 9 | 2 | 2 | 1 | 0 | 0 | 9 | 0 | 0 | 4.286 | 34.71 | 2.00 | .583 | 13.81 | 4.69 |
| 2023-03-11 | @ Mil | RP | 3.00 | 12 | 3 | 1 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 1.000 | 6.00 | Inf | .222 | 6.10 | 3.40 |
| 2023-03-04 | @ Cin | SP | 2.00 | 13 | 6 | 1 | 2 | 1 | 0 | 0 | 3 | 0 | 0 | 3.500 | 13.50 | 2.00 | .556 | 9.10 | 4.48 |
| 2023-02-26 | v Sea | RP | 2.00 | 13 | 5 | 1 | 1 | 1 | 0 | 0 | 4 | 0 | 0 | 3.000 | 18.00 | 1.00 | .400 | 10.10 | 5.40 |
| Total | 9.33 | 55 | 23 | 5 | 7 | 3 | 0 | 0 | 18 | 0 | 0 | 2.786 | 17.36 | 2.33 | .450 | 9.53 | 4.53 |
| | Date | Time | Headline |
|---|
| Mon Dec 18 2023 | 20:39 | Orioles Acquire Jonathan Heasley From Royals | | Thu May 12 2022 | 09:20 | Jon Heasley To Be Called Up To Start Thursday's Game | | Sat Sep 18 2021 | 09:03 | Jon Heasley Gives Up Four Runs In MLB Debut |
| | 2023 Games by Position |
|---|
| RP | 12 |
|---|
| 12 | consecutive relief appearances |
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