Portillo, Ivan
Current rating: 1495
Record: 14-15-2
| Grand Prix Madrid 2015 (ORI limited) | starting rating: 1513 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 495 | Martinez De La Fuente, (1500) | Lost 1-2 | -181495 |
| 2sealed | 469 | Garcia Meco, Jose Luis (1378) | Lost 0-2 | -201475 |
| 3sealed | 645 | Mata Nunez, Daniel (1470) | Won 2-0 | +181493 |
| 4sealed | 449 | Porras Gutierrez, Toni (1482) | Won 2-1 | +171510 |
| 5sealed | 453 | Michlits, Mario (1655) | Lost 0-2 | -151495 |
| top | average opponent: 1497record: 2-3 | new rating: 1495 | ||
| Grand Prix Madrid 2014 (modern) | starting rating: 1513 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 421 | Lechado Artigues, Pedro (1554) | Won 2-0 | +181531 |
| 2modern | 89 | Rame Garcia, Alvaro (1472) | Won 2-0 | +171548 |
| 3modern | 319 | Romay, Lucas (1619) | Draw 1-1 | +11549 |
| 4modern | 419 | Troyano, Mateo (1535) | Lost 0-2 | -181531 |
| 5modern | 401 | Maldonado, Gilbert (1537) | Draw 1-1 | 01531 |
| 6modern | 560 | Berchiatti, Lucas (1518) | Lost 0-1 | -181513 |
| top | average opponent: 1539record: 2-2-2 | new rating: 1513 | ||
| Grand Prix Valencia 2013 (THS limited) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 154 | Burgos Rodriguez, Adrian (1465) | Won 2-0 | +181504 |
| 2sealed | 232 | Marques, Ricardo (1524) | Won 2-1 | +181522 |
| 3sealed | 63 | Lombardi, Marco (1771) | Lost 1-2 | -131509 |
| 4sealed | 221 | Costa, Joao (1370) | Won 2-0 | +151524 |
| 5sealed | 76 | Corbera Bellalta, Marc (1723) | Lost 1-2 | -141510 |
| 6sealed | 173 | Solano, David (1646) | Lost 1-2 | -161494 |
| 7sealed | 329 | Hill, Daniel (1505) | Won 2-1 | +191513 |
| top | average opponent: 1572record: 4-3 | new rating: 1513 | ||
| Grand Prix Barcelona 2009 (ARB standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 611 | Piernas Gonzalez, Anto (1500) | Won 2-1 | +181501 |
| 2standard | 430 | Tam, Gorka (1518) | Lost 1-2 | -171484 |
| 3standard | 656 | Goncalves, Tiago (1553) | Won 2-0 | +191503 |
| 4standard | 589 | Lax, Alberto (1519) | Lost 1-2 | -181485 |
| 5standard | 614 | Salvador, Nuno (1613) | Won 2-0 | +201505 |
| 6standard | 550 | Gruson, Pierre (1449) | Lost 1-2 | -191486 |
| top | average opponent: 1525record: 3-3 | new rating: 1486 | ||
| Grand Prix Barcelona 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 182 | Martinez Cubertorer, Carlos (1487) | Lost 1-2 | -181482 |
| 2sealed | 181 | Mancilla Lopez, Salvador (1481) | Won 2-0 | +181500 |
| 3sealed | 200 | Pamies, Arnau (1502) | Won 2-0 | +181518 |
| 4sealed | 128 | Barracha, Joao (1637) | Won 2-1 | +201538 |
| 5sealed | 71 | Manonelles Munoz, Angel (1537) | Lost 0-2 | -181520 |
| 6sealed | 104 | De Nova De La Mata, Silvia (1461) | Lost 0-2 | -191501 |
| 7sealed | 125 | Segarra Segarra, Pau (1502) | Lost 0-2 | -181483 |
| top | average opponent: 1515record: 3-4 | new rating: 1483 | ||