Ulloa, Arkaitz
Current rating: 1506
Record: 13-13
| Grand Prix Barcelona 2011 (MBS standard) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 13 | Guyard, Rodolphe (1557) | Lost 0-2 | -171489 |
| 2standard | 248 | Vives Parra, Francpsc (1483) | Lost 0-2 | -181471 |
| 3standard | 259 | Domenech, Albert (1426) | Won 2-0 | +171488 |
| 4standard | 268 | Val, Jonatan (1520) | Won 2-1 | +181506 |
| 5standard | 150 | Diaz Planells, Jordi (1467) | Won 2-1 | +181524 |
| 6standard | 151 | Osorio, Javier [ESP] (1522) | Lost 0-2 | -181506 |
| top | average opponent: 1496record: 3-3 | new rating: 1506 | ||
| Grand Prix Madrid 2010 (legacy) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 366 | Estrella, Jordi (1552) | Won 2-1 | +181524 |
| 2legacy | 118 | De La Riva, Albert (1518) | Lost 0-2 | -181506 |
| 3legacy | 346 | Febles, Juan Martin (1499) | Won 2-1 | +181524 |
| 4legacy | 200 | Espargiliere, Bastien (1480) | Lost 0-2 | -191505 |
| 5legacy | 293 | Amiguet, Jerome (1528) | Won 2-1 | +191524 |
| 6legacy | 203 | Prades Martell, Eneko (1521) | Lost 1-2 | -181506 |
| top | average opponent: 1516record: 3-3 | new rating: 1506 | ||
| Grand Prix Barcelona 2006 (GPT limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 33 | Brusca Abos, Jordi (1576) | Lost 0-0 | -161485 |
| 2sealed | 182 | Llopart, Marc (1482) | Won 2-0 | +181503 |
| 3sealed | 103 | Fuentes, Juse (1502) | Lost 0-2 | -181485 |
| 4sealed | 202 | Vazquez Villalba, Curro (1573) | Won 2-1 | +191504 |
| 5sealed | 156 | Grau, Carlos (1500) | Won 2-1 | +181522 |
| 6sealed | 121 | Perez, Javier (1603) | Lost 0-2 | -161506 |
| top | average opponent: 1539record: 3-3 | new rating: 1506 | ||
| Grand Prix Bilbao 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 384 | Cobian, Mikel (1500) | Won 2-0 | +181518 |
| 2extended | 444 | Quintana, Luis (1541) | Lost 1-2 | -181500 |
| 3extended | 450 | Velasco Luna, Virginia (1482) | Won 2-0 | +181518 |
| 4extended | 433 | Garcia, Ruben (1571) | Lost 0-2 | -171501 |
| 5extended | 498 | De La Rosa Afonso, Sim (1502) | Won 2-0 | +181519 |
| 6extended | 440 | Otero, Carlos (1522) | Lost 1-2 | -181501 |
| 7extended | 458 | Prete, Marco (1497) | Lost 0-2 | -181483 |
| 8extended | 463 | Merino Martinez, Ruben (1499) | Won 2-0 | +181501 |
| top | average opponent: 1514record: 4-4 | new rating: 1501 | ||