Del Rio Urzua, Roberto
Current rating: 1435
Record: 11-17-4
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1400 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 25 | Terreri, Marcelo (1539) | Lost 1-2 | -151385 |
| 3modern | 298 | De Araujo Magno, Rafael (1499) | Won 2-1 | +201405 |
| 4modern | 394 | Duani Do Nascimento Mendes, Marcio (1516) | Draw 1-1 | +21407 |
| 5modern | 280 | Araujo, Emerson (1566) | Draw 1-1 | +31410 |
| 6modern | 386 | Souto Maior Filizzola, Arthur (1513) | Lost 1-2 | -161394 |
| 7modern | 396 | Marchant, Pablo (1530) | Won 2-0 | +201414 |
| 8modern | 299 | Silveira Cabral, Daniel Luz (1579) | Won 2-1 | +211435 |
| top | average opponent: 1535record: 3-2-2 | new rating: 1435 | ||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1426 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 177 | Silva, Tiago (1467) | Lost 0-2 | -171409 |
| 3modern | 431 | Cunha, Luiz Carlos (1464) | Lost 1-2 | -171392 |
| 4modern | 506 | Ferraresso, Daniel (1522) | Lost 1-2 | -161376 |
| 5modern | 486 | Ferreira, Marco (1431) | Lost 0-2 | -171359 |
| 6modern | 512 | Melo Silva, Luciano (1444) | Lost 0-2 | -171342 |
| 7modern | 475 | Francelino, Lygia Karla (1379) | Won 2-0 | +191361 |
| 8modern | 412 | Testa Camilla, Nicolas (1445) | Won 2-0 | +201381 |
| 9modern | 342 | Montero Venegas, Sebastian (1464) | Won 2-0 | +191400 |
| top | average opponent: 1452record: 3-5 | new rating: 1400 | ||
| Grand Prix Santiago 2017 (AKH standard) | starting rating: 1430 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 66 | Velasquez, Nicolas (1500) | Lost 1-2 | -171413 |
| 2standard | 245 | Latorraca, Walter Bruno (1563) | Lost 1-2 | -151398 |
| 3standard | 333 | Chaver, Matias (1464) | Won 2-1 | +191417 |
| 4standard | 315 | Barria, Patricio (1482) | Won 2-1 | +191436 |
| 5standard | 238 | Hernandez, Simon (1500) | Lost 1-2 | -171419 |
| 6standard | 295 | De La Fuente, Francisco (1559) | Lost 0-2 | -151404 |
| 7standard | 287 | Rios, Ignacio (1498) | Won 2-0 | +201424 |
| 8standard | 227 | Lagos Sanchez, Pedro (1488) | Lost 1-2 | -171407 |
| 9standard | 221 | Lopez Monsalve, Daniel (1466) | Won 2-0 | +191426 |
| top | average opponent: 1502record: 4-5 | new rating: 1426 | ||
| Grand Prix Santiago 2016 (KLD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 174 | Gallardo San Martin, Luis (1503) | Won 2-1 | +181518 |
| 2standard | 156 | Zanolli, Juan Francisco (1516) | Draw 1-1 | 01518 |
| 3standard | 162 | Capello, Matias (1625) | Lost 0-2 | -161502 |
| 4standard | 224 | Collado, Jorge (1481) | Lost 0-2 | -181484 |
| 5standard | 279 | Milan, Leandro (1516) | Lost 0-1 | -181466 |
| 6standard | 312 | Catalan, Danilo (1479) | Lost 1-2 | -181448 |
| 7standard | 298 | Caballero Perez, Miguel Angel (1394) | Lost 0-2 | -191429 |
| 8standard | 262 | Godoy, Tommy (1445) | Draw 0-0 | +11430 |
| top | average opponent: 1495record: 1-5-2 | new rating: 1430 | ||