First name: Mario
Last name: Guerrero
Birthdate: 1949-09-28
Bats: R Throws: R
RetroID: guerm101
| Year | Team | Off GS | Def GS | Game Shares | WAR | W | L | Victory Shares |
|---|---|---|---|---|---|---|---|---|
| 1973 | BOS | 2.9 | 1.0 | 3.9 | -0.8 | 0.4 | 3.6 | 1 |
| 1974 | BOS | 3.8 | 1.5 | 5.4 | -0.5 | 1.1 | 4.3 | 3 |
| 1975 | SLN | 2.5 | 1.0 | 3.5 | -0.2 | 0.8 | 2.7 | 2 |
| 1976 | CAL | 3.7 | 1.1 | 4.8 | 0.2 | 1.6 | 3.1 | 5 |
| 1977 | CAL | 3.2 | 0.6 | 3.9 | -0.4 | 0.7 | 3.2 | 2 |
| 1978 | OAK | 7.2 | 2.4 | 9.7 | -0.4 | 2.5 | 7.2 | 8 |
| 1979 | OAK | 2.3 | 0.8 | 3.1 | -0.8 | 0.1 | 3.0 | 0 |
| 1980 | OAK | 5.3 | 2.1 | 7.3 | -2.2 | 0.0 | 7.4 | 0 |
| Career | 30.9 | 10.5 | 41.6 | -5.1 | 7.2 | 34.5 | 21 |
| Year | Team | PA | BatRuns | Adj R | RISP | BSR | DP | ROE | Fld | Pos | DH | Pit | RAA | RPW | WAA | Pos Wins | LgA | WAM | DVoDH |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1973 | BOS | 233 | -13 | -15 | -3 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | -16 | 9.3 | -1.7 | 0.2 | 0.0 | -1.5 | 10 |
| 1974 | BOS | 304 | -13 | -15 | 1 | 1 | -1 | 1 | -5 | 4 | 0 | 0 | -18 | 9.1 | -2.0 | 0.4 | 0.0 | -1.6 | 7 |
| 1975 | SLN | 200 | -9 | -10 | -2 | 1 | 0 | 1 | -1 | 2 | 0 | 0 | -11 | 9.1 | -1.2 | 0.2 | 0.0 | -1.0 | 7 |
| 1976 | CAL | 288 | -3 | -1 | -3 | 0 | 0 | -1 | -4 | 2 | 0 | 0 | -9 | 8.3 | -1.1 | 0.2 | 0.0 | -0.9 | 4 |
| 1977 | CAL | 252 | -9 | -8 | 3 | -2 | 0 | 0 | -3 | 1 | -1 | 0 | -10 | 9.2 | -1.1 | 0.0 | 0.0 | -1.1 | 2 |
| 1978 | OAK | 546 | -12 | -9 | 1 | -5 | -2 | 0 | -14 | 6 | 0 | 0 | -29 | 8.5 | -3.4 | 0.6 | -0.1 | -2.9 | 5 |
| 1979 | OAK | 177 | -14 | -13 | 3 | 1 | 0 | -1 | -7 | 2 | 0 | 0 | -17 | 9.5 | -1.8 | 0.2 | 0.0 | -1.6 | -1 |
| 1980 | OAK | 414 | -21 | -18 | -3 | -2 | -2 | 0 | -11 | 5 | 0 | 0 | -36 | 9.0 | -4.0 | 0.5 | 0.1 | -3.4 | 5 |
| Career | 2,414 | -94 | -89 | -3 | -6 | -5 | 0 | -43 | 24 | -1 | 0 | -146 | - | -16.3 | 2.3 | 0.0 | -14.0 | 39 |
| Year | Team | POS | BIP | Chances | OAA | OAA adj | DER Runs | Play+ | GB+ | DP Start | DP Turn | DP Runs | Total Fielding Runs |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1973 | BOS | 2B | 531 | 77 | 0.0 | 0 | 0 | -4 | 0 | 0.2 | 0.8 | 1 | 1 |
| 1973 | BOS | SS | 1064 | 205 | 0.0 | 0 | 0 | -3 | -5 | 0.2 | 0.6 | 1 | 1 |
| 1974 | BOS | SS | 2416 | 426 | -7.0 | -7 | -5 | -25 | -15 | -0.5 | 0.2 | 0 | -5 |
| 1975 | SLN | SS | 1525 | 292 | 1.0 | 1 | 1 | 9 | 21 | -0.9 | -0.7 | -2 | -1 |
| 1976 | CAL | 2B | 962 | 150 | -3.0 | -3 | -2 | -8 | -4 | 0.0 | 0.2 | 0 | -2 |
| 1976 | CAL | SS | 768 | 130 | -2.0 | -2 | -1 | -8 | -8 | -0.9 | -0.2 | -1 | -2 |
| 1977 | CAL | 2B | 220 | 35 | 0.0 | 0 | 0 | -2 | -1 | 0.0 | -0.2 | 0 | 0 |
| 1977 | CAL | SS | 820 | 132 | -3.0 | -3 | -2 | -13 | -8 | -0.8 | -0.2 | -1 | -3 |
| 1978 | OAK | SS | 3717 | 613 | -19.0 | -20 | -14 | -39 | -48 | 0.1 | -0.2 | 0 | -14 |
| 1979 | OAK | SS | 1184 | 204 | -10.0 | -10 | -7 | -15 | -8 | -0.6 | 0.4 | 0 | -7 |
| 1980 | OAK | SS | 3160 | 488 | -9.0 | -9 | -6 | -40 | -26 | -2.9 | -2.1 | -5 | -11 |
| 2B | 1713 | 262 | -3.0 | -3 | -2 | -14 | -5 | 0.2 | 0.8 | 1 | -1 | ||
| SS | 14654 | 2490 | -49.0 | -50 | -34 | -134 | -97 | -6.3 | -2.2 | -8 | -42 |
No batting records available for this player.
| Stat description | |
|---|---|
| GS | Game Shares |
| WAM | Wins above Majors. Formerly wins above average, but WAM! sounds better than WAA. Credit to Don Sobocinski for the name. |
| WAR | Wins above Replacement |
| VS | Victory Shares |
| W | Wins - Not traditional pitcher wins. Estimate of the number of wins each pitcher was responsible for. His share, as opposed to the shares of his fielders and offense. |
| L | Losses - See wins above, just the opposite side of the final score. |
| BatRuns | Batting runs above average |
| Adj R | Park adjusted batting runs |
| RISP | Runs for hitting better or worse than overall with runners in scoring position |
| BSR | Baserunning runs |
| DP | Double play avoidance runs |
| ROE | Runs from reaching on error |
| Fld | Fielding runs |
| Pos | Position adjustment |
| DH | Designated hitter adjustment |
| Pit | Pitcher batting adjustment |
| RAA | Runs above average before position and league adjustment |
| RPW | Runs per win |
| WAA | Wins above average before position and league adjustment |
| POS Wins | Position adjustment converted to wins |
| LGA | League quality adjustment |
| DVoDH | Defensive Value (in runs) over designated hitter |
| G | Games pitched |
| GS | Game shares. For pitchers based on innings and leverage index |
| XR | Expected runs based on ballparks and opponents faced |
| DR | Defensive runs support |
| Role | Starter vs reliever role adjustment |
| LgAdj | League adjustment |
| R+ | Runs above average |
| LI | Leverage index |
| R_lev+ | Leverage adjusted runs above average |
| Chances | Estimated opportunies to make a defensive play |
| BIP | Balls in play while this player was on the field |
| OAA | Outs above average, based on defensive efficiency assigned at the player level |
| OAA adj | Park adjusted outs above average |
| DER runs | Run value of outs above average |
| Frame Runs | Runs from framing balls and strikes |
| SB Runs | Stolen base prevention runs |
| Block Runs | Wild pitch and passed ball prevention runs |
| Err Runs | Catcher error prevention runs |
| Catcher Runs | Catcher runs from SB, errors, PB, and WP. Does not include framing. |
| Play+ | plays made above average per ball in play |
| GB+ | ground ball plays above average per ball in play |
| DP Start | Runs from starting double plays |
| DP Turn | Runs from turning double plays |
| DP runs | Total double play runs |
| OF Arm opps | Opportunities for an outfielder to make a throwing play |
| OF Arm runs | Runs from throwing from the outfield |
The information used here was obtained free of charge from and is copyrighted by
Retrosheet. Interested parties may contact Retrosheet at "www.retrosheet.org".