Jim Rittwage
Pitcher · Career Stats, Bio & Records (1970)
Jim Rittwage was a pitcher who played in Major League Baseball in 1970 for the Cleveland Guardians. Across 8 career appearances, he went 1-1 with a 4.15 ERA and 16 strikeouts. His career Pitcher PIV — Baseball Data Hub's era-adjusted measure of pitching impact — is 36.0.
- W (Wins):
- Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
- ERA (Earned Run Average):
- Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
- SO (Strikeouts):
- For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
- WHIP (Walks and Hits per Inning Pitched):
- Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.
Data updated
- Position
- Pitcher
- Bats / Throws
- R / R
- Height / Weight
- 6'3" / 190 lb
- MLB Debut
- 1970-09-07
- Last Game
- 1970-09-30
Full name: James Michael Rittwage
Season-by-Season Pitching
Click a stat to plot it across every season.
| Year | Team | Lg | W | L | G | GS | CG | SHO | SV | IP | H | ER | BB | SO | ERA | Lg ERA | Pitcher PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1970 | CLE | AL | 1 | 1 | 8 | 3 | 1 | 0 | 0 | 26.0 | 18 | 12 | 21 | 16 | 4.15 | 3.89 (-7%) | 36.0 |
| Career · 1 season | 1 | 1 | 8 | 3 | 1 | 0 | 0 | 26.0 | 18 | 12 | 21 | 16 | 4.15 | — | 36 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Career Batting Statistics
| G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 | 8 | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .375 | .375 | .500 | .875 | 0 |
Career AVG .375 vs. league average .254 across their career seasons — +47.7% above league average.
Career OBP .375 vs. league average .326 across their career seasons — +15.1% above league average.
Career SLG .500 vs. league average .385 across their career seasons — +29.7% above league average.
Career OPS .875 vs. league average .711 across their career seasons — +23.0% above league average.
Season-by-Season Batting
Click a stat to plot it across every season.
| Year | Team | Lg | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | Lg AVG | Lg OBP | Lg SLG | Lg OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1970 | CLE | AL | 8 | 8 | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .375 | — | — | — | — | 0.0 |
| Career · 1 season | 8 | 8 | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | .375 | — | — | — | — | 0 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Game Log & Splits
View full game log (16 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 6 | 2 | 0 | 1 | 0 | 0 | .500 |
| Away | 2 | 6 | 1 | 2 | 0 | 0 | .333 |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 6 | 12.0 | 10 | 7 | 13 | 8 | 5.25 |
| Away | 2 | 14.0 | 8 | 5 | 8 | 8 | 3.21 |
Last 8 Games — Batting
| Date | Tm | Opp | Res | AB | R | H | 2B | 3B | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1970-09-30 | CLE | DET | L | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1970-09-25 | CLE | BAL | L | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| 1970-09-19 | CLE | BAL | W | 4 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1970-09-16 | CLE | DET | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1970-09-15 | CLE | DET | W | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1970-09-11 | CLE | NYY | W | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1970-09-09 | CLE | TEX | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1970-09-07 | CLE | BOS | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Last 8 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 1970-09-30 | CLE | DET | L | 5.0 | 2 | 3 | 3 | 5 | 1 | 0 |
| 1970-09-25 | CLE | BAL | — | 6.2 | 5 | 5 | 5 | 7 | 3 | 0 |
| 1970-09-19 | CLE | BAL | W | 9.0 | 6 | 2 | 2 | 3 | 7 | 0 |
| 1970-09-16 | CLE | DET | — | 2.0 | 1 | 0 | 0 | 1 | 0 | 0 |
| 1970-09-15 | CLE | DET | — | 0.1 | 1 | 1 | 1 | 1 | 0 | 0 |
| 1970-09-11 | CLE | NYY | — | 0.1 | 0 | 0 | 0 | 1 | 1 | 0 |
| 1970-09-09 | CLE | TEX | — | 2.0 | 2 | 0 | 0 | 0 | 4 | 0 |
| 1970-09-07 | CLE | BOS | — | 0.2 | 1 | 1 | 1 | 3 | 0 | 0 |
Fielding Statistics
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 8 |
| Third Base | 1 |
Jim Rittwage: the record in brief
Jim Rittwage's major league career runs from a debut on September 7, 1970 to a final game on September 30, 1970. Rittwage spent the whole of the career shown here with one club, the Cleveland Indians. Rittwage is listed as a pitcher at 190 pounds on a 6-foot-3 frame. Rittwage threw and hit right-handed, per the bio block. The recorded birth is October 23, 1944, in Cleveland, OH, USA. Jim Rittwage was the playing name; the full given name is James Michael.
The pitching table credits Rittwage with a 1-1 record and a 4.15 ERA in 8 games. The same table counts 16 strikeouts. Against a 3.89 league ERA for the same seasons, the 4.15 mark was 6.9% worse. Rittwage's only pitching season is 1970: 8 games, 16 strikeouts. Pitcher PIV, the site's era-adjusted run-prevention measure, totals 36.0 for Rittwage's career.
Rittwage played 8 games at pitcher, more than anywhere else, and also saw time at third base (1).
Frequently Asked Questions about Jim Rittwage
- Was Jim Rittwage a pitcher?
- Yes. Jim Rittwage pitched in the major leagues, recording 1 wins and 16 strikeouts.
- How many home runs did Jim Rittwage hit?
- Jim Rittwage hit 0 career home runs with 3 hits.
- What teams did Jim Rittwage play for?
- Jim Rittwage played for one team, the Cleveland Indians (1970).
- What were Jim Rittwage's career stats?
- In 8 games, Jim Rittwage went 1-1 with a 4.15 ERA, 16 strikeouts, and 26.0 innings pitched.
- What position did Jim Rittwage play?
- Jim Rittwage played primarily as a pitcher, the position where he appeared in the most games.
- How tall was Jim Rittwage and how much did he weigh?
- Jim Rittwage was listed at 6 feet 3 inches and 190 pounds.
- What was Jim Rittwage's career ERA?
- Jim Rittwage finished with a 4.15 career ERA, going 1-1 with 16 strikeouts.
- How many strikeouts did Jim Rittwage have?
- Jim Rittwage recorded 16 career strikeouts.
- Is Jim Rittwage in the Hall of Fame?
- No. Jim Rittwage has not been inducted into the National Baseball Hall of Fame.