Sandes, Davilla
Current rating: 1446
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 52 | Jugnet, Philippe (1500) | Lost 0-2 | -171440 |
| 3modern | 395 | Neto, Affonso (1500) | Won 2-1 | +191459 |
| 4modern | 137 | Neira, Jorge (1456) | Draw 1-1 | 01459 |
| 5modern | 236 | Ribeiro Junior, Roberto (1517) | Lost 0-2 | -171442 |
| 6modern | 331 | Silva, Luiz Antonio (1502) | Won 2-1 | +191461 |
| 7modern | 243 | Hattori, Fernando (1516) | Won 2-1 | +191480 |
| 8modern | 165 | Aurelio, Marco (1547) | Lost 1-2 | -171463 |
| 9modern | 237 | De Oliveira Cano, Gabriel2320 (1520) | Lost 0-2 | -171446 |
| top | average opponent: 1507record: 3-4-1 | new rating: 1446 | ||
| Grand Prix Santiago 2017 (AKH standard) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 144 | Libonatti, Mariano (1586) | Lost 0-2 | -161470 |
| 3standard | 264 | Astorga Pasten, Pablo (1583) | Lost 1-2 | -161454 |
| 4standard | 269 | Gutierrez, Ernesto (1485) | Won 2-1 | +191473 |
| 5standard | 225 | Castagne Velasquez, Luis (1500) | Lost 1-2 | -181455 |
| 6standard | 251 | Villar, Francisco Villar (1481) | Won 2-0 | +191474 |
| 7standard | 256 | Checa, Alonso (1522) | Lost 1-2 | -171457 |
| top | average opponent: 1526record: 2-4 | new rating: 1457 | ||
| Grand Prix Porto Alegre 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 61 | Levi Constancio Da Silva, Carlos (1538) | Lost 0-2 | -171483 |
| 4standard | 169 | Baiotto, Alexandre (1520) | Won 2-0 | +181501 |
| 5standard | 46 | Cabral, Andre (1536) | Won 2-1 | +191520 |
| 6standard | 34 | Goulart, Thiago (1511) | Lost 0-2 | -181502 |
| 7standard | 125 | Mitsuyasu, Kazuto (1544) | Lost 1-2 | -171485 |
| 8standard | 142 | Trujillo, Rodrigo (1556) | Lost 0-2 | -171468 |
| 9standard | 136 | Peres, Pedro (1499) | Won 2-1 | +181486 |
| top | average opponent: 1529record: 3-4 | new rating: 1486 | ||