Acuna, Guillermo
Current rating: 1389
Record: 22-30-6
| Grand Prix Paris 2014 (legacy) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 100 | Legrand, Renaud (1466) | Lost 1-2 | -171414 |
| 2legacy | 472 | Dean, Jack (1479) | Lost 1-2 | -171397 |
| 3legacy | 671 | Maurer, Lukas (1847) | Lost 1-2 | -101387 |
| 4legacy | 148 | Mokbi, Jimmy (1446) | Won 2-0 | +191406 |
| 5legacy | 671 | Heylen, Natalie (1310) | Lost 0-2 | -201386 |
| 6legacy | 123 | Sweeny, Chris (1444) | Won 2-0 | +191405 |
| 7legacy | 552 | Cardoso, Bernardo (1415) | Won 2-1 | +181423 |
| 8legacy | 399 | Sacaze, Romain (1463) | Lost 0-2 | -171406 |
| 9legacy | 373 | Hauser, Valentin (1473) | Lost 1-2 | -171389 |
| top | average opponent: 1483record: 3-6 | new rating: 1389 | ||
| Grand Prix Valencia 2013 (THS limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 211 | Franz, Benedikt (1500) | Won 2-1 | +191482 |
| 2sealed | 152 | Molina, Ezequias (1517) | Won 2-0 | +181500 |
| 3sealed | 1 | Romero, Alberto (1564) | Lost 0-2 | -171483 |
| 4sealed | 285 | Maroto, Luis (1518) | Lost 1-2 | -171466 |
| 5sealed | 349 | Fernandes, Helder (1465) | Lost 0-2 | -181448 |
| 6sealed | 350 | Llana Ramos, Luis (1463) | Lost 0-2 | -181430 |
| 7sealed | 349 | Carrasco Munoz, Alejan (1462) | Won 2-0 | +191449 |
| 8sealed | 305 | Bayarri, Jose (1484) | Draw 1-1 | 01449 |
| 9sealed | 254 | Ribeiro, Nuno (1441) | Lost 0-2 | -181431 |
| top | average opponent: 1490record: 3-5-1 | new rating: 1431 | ||
| Grand Prix Madrid 2012 (DKA limited) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 679 | Noguero, Inigo (1465) | Draw 1-1 | 01456 |
| 2sealed | 769 | Onuma, Hayato (1395) | Lost 1-2 | -191437 |
| 3sealed | 841 | Olmedo, Jose Maria (1483) | Won 2-1 | +191456 |
| 4sealed | 819 | Gladkiy, Victor (1503) | Won 2-1 | +191475 |
| 5sealed | 755 | Rico Bleda, Alejandro (1682) | Lost 0-2 | -151460 |
| 6sealed | 803 | Garcia Bau, Javier (1503) | Won 2-0 | +191479 |
| 7sealed | 748 | Luis, Manuel (1578) | Lost 0-2 | -161463 |
| top | average opponent: 1516record: 3-3-1 | new rating: 1463 | ||
| Grand Prix Barcelona 2011 (MBS standard) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 105 | Garcia-caballero, Enri (1500) | Won 2-0 | +191490 |
| 2standard | 122 | Sirvent Orts, Jorge (1518) | Lost 1-2 | -181472 |
| 3standard | 158 | Silva, Andre (1436) | Lost 1-2 | -191453 |
| 4standard | 266 | Castillo, Victor [ESP] (1430) | Lost 1-2 | -181435 |
| 5standard | 236 | Celany, Martin (1464) | Won 2-1 | +191454 |
| 6standard | 193 | Maxime, Pellecuer (1402) | Lost 1-2 | -191435 |
| 7standard | 169 | Marquez, Garcia (1467) | Won 2-0 | +181453 |
| 8standard | 124 | Del Blanco, David (1568) | Lost 1-2 | -161437 |
| 9standard | 102 | Hita, Rafael (1463) | Won 2-1 | +191456 |
| top | average opponent: 1472record: 4-5 | new rating: 1456 | ||
| Grand Prix Madrid 2010 (legacy) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 800 | Perez, Gregorio (1500) | Won 2-1 | +181486 |
| 2legacy | 941 | Camarasa, Julian (1461) | Won 2-1 | +181504 |
| 3legacy | 802 | Sanchez, Felix (1522) | Lost 0-2 | -181486 |
| 4legacy | 895 | Bonaiuti, Fabio (1519) | Lost 1-2 | -171469 |
| 5legacy | 1085 | Heiler, Manuel (1504) | Won 2-0 | +181487 |
| 6legacy | 925 | Garcia, Sagoba (1519) | Lost 1-2 | -171470 |
| 7legacy | 956 | Peters, Henning (1501) | Lost 0-2 | -171453 |
| 8legacy | 937 | Cintas, Ruben (1480) | Won 2-0 | +181471 |
| top | average opponent: 1501record: 4-4 | new rating: 1471 | ||
| Grand Prix Barcelona 2009 (ARB standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 35 | Lazaro, Marc (1500) | Won 2-0 | +191482 |
| 2standard | 49 | Armenteros Liebanas, Joaquin (1529) | Won 1-0 | +191501 |
| 3standard | 62 | Ceacero Solana, Carles (1523) | Lost 1-2 | -181483 |
| 4standard | 131 | Pichon, Elie (1590) | Lost 1-2 | -161467 |
| 5standard | 195 | Bach, Joaquim (1471) | Lost 0-2 | -181449 |
| 6standard | 244 | Sormani, Reto (1457) | Draw 1-1 | 01449 |
| 7standard | 212 | Oriol, A (1520) | Lost 0-2 | -171432 |
| 8standard | 168 | Caballero, Juan Manuel (1415) | Won 2-0 | +181450 |
| 9standard | 129 | Garcia Lorenzo, David (1432) | Won 2-1 | +181468 |
| top | average opponent: 1493record: 4-4-1 | new rating: 1468 | ||
| Grand Prix Madrid 2008 (EVE limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 207 | Rios, Antonio (1500) | Draw 1-1 | 01500 |
| 2sealed | 189 | Gonzalez, Marcial (1500) | Lost 0-1 | -181482 |
| 3sealed | 273 | Seixas, Cesar (1482) | Lost 1-2 | -181464 |
| 4sealed | 306 | Velazquez Lopez, Rafael Omar (1423) | Lost 0-2 | -191445 |
| 5sealed | 306 | Pedrosa, Javier (1446) | Won 2-0 | +181463 |
| 6sealed | 231 | Diago, Oscar (1467) | Draw 1-1 | 01463 |
| 7sealed | 190 | Pereiro Sanchez, Yolanda (1445) | Draw 1-1 | 01463 |
| top | average opponent: 1466record: 1-3-3 | new rating: 1463 | ||