P · 4 seasons · 2005 – 2009 · B/T: L/L
John Koronka ranks 1st of 0 pitchers by career roto value, one of the highest totals the site records. His best year was 2006: -1.8 roto value, 387th that season and 29603rd of 51,303 player-seasons on record.
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 2005 | CHC | 4 | -2.26 | #1,057 | #83,424 |
| 2006 | TEX | 23 | -2.30 | #1,113 | #88,029 |
| 2007 | TEX | 2 | -2.14 | #1,025 | #70,460 |
| 2009★ | FLA | 2 | -2.13 | #912 | #69,546 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 2005 | CHC | 4 | -2.55 | #496 | #39,837 |
| 2006★ | TEX | 23 | -1.83 | #387 | #29,603 |
| 2007 | TEX | 2 | -2.82 | #590 | #43,419 |
| 2009 | FLA | 2 | -3.06 | #596 | #45,678 |
★ Best season by Z