Martin, Oscar
Current rating: 1549
Record: 15-13-1
| Grand Prix Barcelona 2011 (MBS standard) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 602 | Rivera, David [ESP] (1485) | Won 2-0 | +171505 |
| 2standard | 501 | Barrio, Daniel D (1454) | Won 2-0 | +181523 |
| 3standard | 520 | Roccoli, Guido (1616) | Won 2-1 | +191542 |
| 4standard | 562 | Margaix, Roc (1588) | Won 2-1 | +191561 |
| 5standard | 509 | Hedman, Anders (1601) | Won 2-1 | +191580 |
| 6standard | 515 | Stephan, Juergen (1824) | Lost 0-2 | -141566 |
| 7standard | 524 | Saavedra, Roberto (1557) | Won 2-0 | +181584 |
| 8standard | 520 | Richard, Otto (1645) | Lost 0-2 | -171567 |
| 9standard | 522 | Raimundo, Joao (1582) | Lost 0-2 | -181549 |
| top | average opponent: 1595record: 6-3 | new rating: 1549 | ||
| Grand Prix Madrid 2010 (legacy) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 4legacy | 821 | Villagrasa Martinez, Jorge (1500) | Lost 0-2 | -191524 |
| 5legacy | 900 | Vidal, Diego (1536) | Lost 0-2 | -181506 |
| 6legacy | 972 | Galera, Angel A. (1484) | Lost 0-2 | -181488 |
| top | average opponent: 1507record: 0-3 | new rating: 1488 | ||
| Grand Prix Barcelona 2009 (ARB standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 97 | Dominguez, Francisco 2 (1411) | Won 2-1 | +171480 |
| 2standard | 109 | Vacchina, Silvana (1551) | Lost 1-2 | -161464 |
| 3standard | 224 | Ortiz de la Torre, David (1465) | Won 2-1 | +181482 |
| 4standard | 134 | Doropoulos, Konstantinos (1482) | Won 2-0 | +181500 |
| 5standard | 94 | Moroy, Julien (1463) | Won 2-0 | +171517 |
| 6standard | 73 | Sele, Yves (1838) | Lost 1-2 | -121505 |
| 7standard | 140 | Grau Lopez, Javier (1539) | Draw 1-1 | 01505 |
| 8standard | 110 | Hernandez Chillon, Alberto (1547) | Won 2-1 | +191524 |
| 9standard | 78 | Martins, Tiago (1551) | Won 2-0 | +191543 |
| top | average opponent: 1539record: 6-2-1 | new rating: 1543 | ||
| Grand Prix Barcelona 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 203 | Luchetti, Lorenzo (1478) | Lost 0-0 | -181482 |
| 2sealed | 257 | Costa, Joao (1433) | Lost 1-2 | -191463 |
| 3sealed | 250 | Leiva, Sergio (1469) | Won 2-1 | +181481 |
| 4sealed | 195 | Garcia, Ivan (1561) | Won 2-1 | +191500 |
| 5sealed | 130 | Florit, Dani (1522) | Lost 0-2 | -171483 |
| 6sealed | 193 | Sertutxa, Arkaitz (1516) | Lost 1-2 | -181465 |
| 7sealed | 174 | Zabala, Alberto (1387) | Won 2-0 | +171482 |
| 8sealed | 133 | Martins, Filipe (1448) | Lost 0-2 | -191463 |
| top | average opponent: 1477record: 3-5 | new rating: 1463 | ||