- Starter matchup: Janson Junk (Miami Marlins) vs Michael Soroka (Arizona Diamondbacks).
- Lineup status: projected until official release.
- NRFI model: 51% probability, lean YRFI, -2.2% edge.
Pitching Matchup
On the season, Michael Soroka holds the ERA edge in this matchup. Janson Junk carries a 4.54 ERA and 1.32 WHIP, while Michael Soroka sits at 3.53 ERA and 1.16 WHIP.
Strikeout rates: Janson Junk at 6.00 K/9, Michael Soroka at 8.61 K/9.
K projections: Janson Junk at 1.9 (line 2.5)
Michael Soroka projected at 3.1 (line 4.5).
First-inning scoring: Janson Junk holds a 77.6% career NRFI rate, Michael Soroka at 71.5%. Combined average: 74.6%.
Both starters throw from the R side, limiting platoon splits for either lineup.
Strikeout Projections
Our strikeout model weighs pitcher K rate, opponent lineup whiff tendency, park factors, and umpire zone size to project total strikeouts per starter.
Janson Junk (Miami Marlins) is projected for 1.9 strikeouts against a posted line of 2.5. The projection is close to the line with no actionable edge.
He faces a moderate-K lineup that strikes out at 22.2% with a 28.0% whiff rate.
Michael Soroka (Arizona Diamondbacks) is projected for 3.1 strikeouts against a posted line of 4.5. The projection sits 1.4 K below the line, giving the model an Under lean.
He faces a moderate-K lineup that strikes out at 23.3% with a 28.0% whiff rate.
The Miami Marlins lineup is more vulnerable to strikeouts in this matchup. Arizona Diamondbacks batters K at 22.2%, Miami Marlins batters at 23.3%.
NRFI & First 5 Analysis
Our NRFI model analyzes both starting pitchers' first-inning profiles, the top-of-order hitters in each lineup, the umpire's historical zone, and environmental factors to produce a probability estimate. For this game, the model assigns a 51.3% probability of no runs in the first inning, compared to the market's implied probability of 53.5%.
- That creates a slim -2.2% edge on YRFI.
- The best available line is NRFI -115 / YRFI -105 at DraftKings.
The home plate umpire for this game has not yet been assigned. MLB typically posts assignments the morning of game day. Umpire data will be added automatically once the assignment is posted.
Our NRFI model sits at 156-143 (52.2%) on official picks this season.
Prop Edges
Lineup & Matchup Breakdown
Lineups are projected as of this writing.
Miami Marlins K vulnerability: 23.3% strikeout rate, 28.0% whiff rate.
Arizona Diamondbacks K vulnerability: 22.2% strikeout rate, 28.0% whiff rate.
Ballpark, Weather & Umpire
- Chase Field carries a 1.05 run factor (neutral).
- Home run factor: 1.09 — the park elevates HR power.
- Park notes: High desert elevation (1100ft); Retractable roof; Hot climate.
- Roof: Retractable.
Climate controlled. Roof expected closed. Standard 72F conditions, no wind factor.
Home plate umpire: Not yet assigned. Umpire data will be added once the assignment is posted.
Run Projections & Total
- Our projection model puts the total at 5.6 combined runs, with Miami Marlins projected for 2.8 and Arizona Diamondbacks for 2.7.
- That's 2.9 runs below the posted total of 8.5, suggesting a lean toward the Under.
- The run projection is essentially a coin flip between these two teams.