← Miami Marlins
Janson Junk
Miami Marlins
SP · #26 · Bats R · Throws R · 6'2" · 197 lb · Age 30 · 6 yrs in MLB
2026 grade
23.9
- Runs prevented
- +0.4
- IP · ERA
- 123.2 · 4.22
- K · BB
- 89 · 33
- Rank
- Not qualified
What the grade is made of
Runs each part saves or costs against an average pitcher facing the same batters. Contact counts a quarter for how it turned out, because over a season that's mostly the fielders and luck.
- Strikeouts88 vs 116 avg−7.6
- Walks33 vs 45 avg+3.9
- Contact allowed (how it turned out counts a quarter)380 vs 337 avg+1.3
- Home runs allowed15 vs 16 avg+1.2
- Parks pitched in+0.8
- Hit batters4 vs 6 avg+0.7
2026 game log: pitching
Game grades need 3 batters faced; starts are ranked against starts, relief outings against relief outings.
| Game | Result | Dec | IP | H | R | ER | BB | K | HR | PC | Grade |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sun, Sep 27vsATL | W 5-3 | GS | 4.2 | 3 | 1 | 1 | 1 | 5 | 1 | 64 | 69.5 |
| Tue, Sep 22@CHC | W 8-2 | GS | 5.0 | 2 | 0 | 0 | 1 | 6 | 0 | 84 | 90.5 |
| Tue, Sep 15@ARI | W 4-2 | GS | 3.0 | 5 | 1 | 1 | 1 | 4 | 1 | 72 | 22.4 |
| Wed, Sep 9vsNYM | L 14-15 | GS | 3.0 | 8 | 8 | 8 | 1 | 0 | 1 | 60 | 6.4 |
| Fri, Sep 4vsCHC | L 1-6 | L | 5.0 | 3 | 1 | 1 | 1 | 4 | 0 | 75 | 84.1 |
| Sun, Aug 30@WSH | W 6-2 | GS | 4.2 | 4 | 1 | 1 | 2 | 2 | 0 | 65 | 48.4 |
| Wed, Aug 26vsBOS | W 4-0 | H | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 85.7 |
| Sun, Aug 23vsWSH | W 6-2 | GS | 4.2 | 2 | 1 | 1 | 0 | 2 | 0 | 69 | 76.7 |
| Mon, Aug 17@PHI | L 5-6 | L | 5.0 | 8 | 2 | 2 | 2 | 2 | 0 | 88 | 22.4 |
| Wed, Aug 12vsPIT | W 8-2 | W | 6.0 | 4 | 2 | 1 | 1 | 2 | 0 | 81 | 87.5 |
| Thu, Aug 6@ATL | L 3-11 | L | 3.0 | 5 | 2 | 2 | 1 | 1 | 1 | 47 | 15.8 |
| Fri, Jul 31@NYM | W 5-2 | W | 5.0 | 3 | 1 | 0 | 2 | 4 | 0 | 79 | 81.2 |
| Sun, Jul 26vsSD | L 3-5 | GS | 4.2 | 7 | 1 | 1 | 0 | 6 | 0 | 75 | 45.8 |
| Mon, Jul 20@HOU | L 5-8 | L | 4.0 | 5 | 6 | 6 | 3 | 3 | 2 | 80 | 13.7 |
| Thu, Jul 9vsSEA | W 8-4 | W | 5.0 | 3 | 2 | 1 | 4 | 5 | 1 | 79 | 49.5 |
| Mon, May 25@TOR | W 8-2 | W | 5.0 | 8 | 1 | 1 | 0 | 3 | 0 | 93 | 48.7 |
| Wed, May 20vsATL | L 1-9 | L | 5.0 | 8 | 8 | 8 | 0 | 3 | 2 | 86 | 20.1 |
| Fri, May 15@TB | L 2-7 | L | 5.2 | 10 | 7 | 7 | 3 | 4 | 2 | 100 | 0.8 |
| Sat, May 9vsWSH | W 8-7 | GS | 6.0 | 7 | 4 | 4 | 2 | 6 | 1 | 94 | 22.0 |
| Mon, May 4vsPHI | L 0-1 | L | 5.1 | 5 | 1 | 1 | 0 | 6 | 1 | 92 | 67.4 |
| Tue, Apr 28@LAD | W 2-1 | W | 6.0 | 3 | 0 | 0 | 1 | 4 | 0 | 76 | 94.5 |
| Wed, Apr 22vsSTL | W 4-1 | W | 5.0 | 1 | 0 | 0 | 1 | 2 | 0 | 56 | 94.5 |
| Fri, Apr 17vsMIL | L 5-7 | GS | 5.1 | 6 | 4 | 3 | 2 | 3 | 0 | 93 | 45.1 |
| Sat, Apr 11@DET | L 1-6 | L | 5.0 | 5 | 5 | 4 | 2 | 4 | 1 | 99 | 29.3 |
| Mon, Apr 6vsCIN | L 0-2 | L | 7.1 | 7 | 2 | 2 | 1 | 3 | 1 | 87 | 56.9 |
| Tue, Mar 31vsCHW | W 9-2 | GS | 4.1 | 5 | 2 | 2 | 1 | 5 | 0 | 79 | 57.2 |
Scores, box scores and play-by-play from ESPN. The run values and park factors behind the grades were worked out from Retrosheet's play-by-play: the information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at www.retrosheet.org.