Tenorio Zarco, Oscar
Current rating: 1517
Record: 7-7
| Grand Prix Madrid 2004 (DST limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 79 | Adebo Diaz, Juan Carlos (1650) | Lost 1-2 | -151466 |
| 5sealed | 135 | Amador, Agustin (1411) | Lost 0-2 | -191447 |
| 6sealed | 249 | Fernandez, Cesar (1517) | Won 2-1 | +191466 |
| 7sealed | 149 | Aguirre Gracia, Augusto (1537) | Won 2-0 | +191485 |
| 8sealed | 107 | Ceneda, Diego (1588) | Won 2-0 | +201505 |
| 9sealed | 47 | Bravo, Enrique (1609) | Won 2-1 | +201525 |
| 10draft | 49 | Forcadell, David (1692) | Won 2-0 | +211546 |
| 11draft | 23 | Martin, Daniel (1624) | Lost 0-2 | -161530 |
| 12draft | 22 | Maestro San Juan, Mario David (1570) | Won 2-1 | +181548 |
| 13draft | 14 | Saavedra, Felipe (1747) | Lost 1-2 | -141534 |
| 14draft | 57 | Diaz, Alfonso (1618) | Lost 1-2 | -171517 |
| average opponent: 1597record: 6-5 | new rating: 1517 | |||
| Grand Prix Seville 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 68 | Antunes, Joao (1500) | Lost 1-2 | -181482 |
| 2sealed | 221 | Monino, Carlos (1463) | Won 2-1 | +181500 |
| 3sealed | 265 | Soler Salazar, Jose Ramon (1453) | Lost 0-2 | -191481 |
| average opponent: 1472record: 1-2 | new rating: 1481 | |||