Martin, Jonathan
Current rating: 1534
Record: 15-14-2
| Grand Prix Barcelona 2018 (modern) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 136 | Velez Trejo, Victor (1500) | Lost 0-2 | -191534 |
| top | record: 0-1 | new rating: 1534 | ||
| Grand Prix Madrid 2014 (modern) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 352 | Hidalgo Menvndez, Lui (1500) | Won 2-1 | +181556 |
| 2modern | 56 | Vaquerizo, Gerardo (1518) | Lost 0-2 | -191537 |
| 3modern | 730 | Iofik, Mikhail (1543) | Won 2-0 | +181555 |
| 4modern | 533 | Aguilar Pena, Cristian (1481) | Lost 0-2 | -191536 |
| 5modern | 539 | De La Orden Martin, Manuel (1483) | Won 2-1 | +171553 |
| 6modern | 512 | Izquierdo Lopez, Victor (1536) | Won 2-0 | +171570 |
| 7modern | 295 | Rubies Mouliaa, Joan (1614) | Lost 1-2 | -171553 |
| top | average opponent: 1525record: 4-3 | new rating: 1553 | ||
| Grand Prix Bilbao 2013 (modern) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 71 | Sierra, David (1507) | Won 2-1 | +171558 |
| 2modern | 195 | Vazquez, Pablo (1491) | Lost 1-2 | -191539 |
| 3modern | 342 | Muniz Munoz, Alejandro (1500) | Won 2-0 | +171556 |
| 4modern | 274 | Rueda Trujillo, Pablo (1556) | Lost 1-2 | -181538 |
| top | average opponent: 1514record: 2-2 | new rating: 1538 | ||
| Grand Prix Barcelona 2011 (MBS standard) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 542 | Duignan, Thomas M (1567) | Lost 1-2 | -171545 |
| 2standard | 705 | Samarin, Vasiliy (1482) | Draw 1-1 | -21543 |
| 3standard | 709 | Espargiliere, Bastien (1465) | Won 2-0 | +171560 |
| 4standard | 686 | Damaso, Paulo A (1501) | Lost 1-2 | -191541 |
| top | average opponent: 1504record: 1-2-1 | new rating: 1541 | ||
| Grand Prix Barcelona 2002 (TOR limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 25 | Garcia, Gabriel (1457) | Won 2-1 | +171557 |
| 5sealed | 12 | van der Velden, Stan (1780) | Lost 0-2 | -141543 |
| 6sealed | 63 | Pons Hernandez, Joaquin (1621) | Lost 0-2 | -171526 |
| 7sealed | 75 | Rodriguez Torres, Jose (1536) | Won 2-0 | +181544 |
| 8sealed | 54 | Ballivet, Louis (1546) | Won 0-0 | +181562 |
| top | average opponent: 1588record: 3-2 | new rating: 1562 | ||
| Grand Prix Lisbon 2002 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 52 | Baberowski, Dirk (1815) | Won 2-0 | +241524 |
| 5extended | 7 | Alvarez, Rodrigo (1574) | Won 2-0 | +181542 |
| 6extended | 3 | Okin, Eugeny (1773) | Lost 1-2 | -131529 |
| 7extended | 25 | Barbosa, Andre (1636) | Won 2-0 | +201549 |
| 8extended | 13 | Silva, Pedro (1591) | ID | 01549 |
| 9extended | 21 | Cabrera Martinez, Victor (1591) | Won 2-0 | +181567 |
| 10extended | 7 | Wiegersma, Jelger (1907) | Draw 1-1 | +61573 |
| 11extended | 10 | Mondesar, Jose (1607) | Lost 0-2 | -171556 |
| 12extended | 19 | Jimenez, Kiko (1593) | Lost 1-2 | -171539 |
| 13extended | 23 | Batista, Luis (1597) | Lost 1-2 | -171522 |
| 14extended | 26 | Costa, Nuno 0654 (1557) | Won 2-1 | +181540 |
| top | average opponent: 1658record: 5-4-2 | new rating: 1540 | ||