Umpire Grade · Blue Notes
Steven Jaschinski
10 games graded behind the plate.
Season Grade
94.2% avg
Avg Swing
runs / game
ABS Overturns
22/44 calls
Best game 97.8% · worst 90.1%. Grade is accuracy on taken pitches vs the rulebook zone; ABS is the Automated Ball-Strike System challenge record (how often the robots overruled him).
The games
| Game | Grade | Favor | ABS | Blue Note |
|---|---|---|---|---|
| COL @ LAD2026-07-08 | B+ | 1.0 LAD | 1/4 | The zone kept its promises. |
| BOS @ LAA2026-07-04 | B+ | 0.1 BOS | 2/4 | The kind of night where the umpire is the least of the story. |
| LAD @ ATH2026-06-30 | C+ | 0.4 LAD | 2/3 | Pitchers found a little extra real estate. |
| BOS @ SEA2026-06-19 | A | 0.9 BOS | 4/5 | Solid and unspectacular — exactly what the job asks. |
| NYY @ TOR2026-06-14 | A+ | 0.5 NYY | 2/5 | The zone kept its promises. |
| ATH @ CHC2026-06-04 | A+ | 0.5 ATH | 2/3 | Reliable as a Tuesday: no complaints, no headlines. |
| PHI @ LAD2026-05-29 | B+ | 0.4 LAD | 1/3 | Called a fair game and let the players decide it. |
| SF @ ATH2026-05-17 | B+ | 0.5 SF | 2/5 | The zone kept its promises. |
| TB @ BOS2026-05-08 | B+ | 1.0 BOS | 2/5 | Down the middle. Both dugouts had the same zone. |
| DET @ MIN2026-04-08 | B+ | 0.1 MIN | 4/7 | Called a fair game and let the players decide it. |