Cunha, Joao
Current rating: 1373
| Grand Prix Barcelona 2017 (AER standard) | starting rating: 1369 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 151 | Herruzo, David (1556) | Lost 1-2 | -141355 |
| 2standard | 394 | Dupont, Margot (1481) | Won 2-1 | +201375 |
| 3standard | 503 | Cesana, Paolo (1458) | Won 2-0 | +201395 |
| 4standard | 373 | Tuduri, Ricard (1754) | Lost 0-2 | -121383 |
| 5standard | 360 | Contreras Perez, Eric (1610) | Won 2-1 | +221405 |
| 6standard | 238 | Blanc, Jean-Gabriel (1522) | Lost 1-2 | -161389 |
| 7standard | 370 | Sintes Andres, Nicolas (1321) | Won 2-0 | +171406 |
| 8standard | 368 | Sanz, Gonzalo (1564) | Lost 1-2 | -151391 |
| 9standard | 323 | Quennehent, Mathieu (1435) | Lost 0-2 | -181373 |
| top | average opponent: 1522record: 4-5 | new rating: 1373 | ||
| Grand Prix Madrid 2016 (KLD standard) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 131 | Borgel, Nicolas (1628) | Won 2-0 | +221432 |
| 2standard | 150 | De Colle, Mattia (1786) | Lost 0-2 | -121420 |
| 3standard | 452 | Cekaj, Kristian (1501) | Lost 0-2 | -161404 |
| 4standard | 610 | Figueiredo, Nelson (1496) | Lost 1-2 | -171387 |
| 5standard | 672 | Arribas, Eduardo (1338) | Won 2-0 | +171404 |
| 6standard | 567 | Lotfy, Mykel (1450) | Lost 0-2 | -171387 |
| 7standard | 558 | Maeda, Takayuki (1240) | Won 2-0 | +161403 |
| 8standard | 479 | Hernandez Acevedo, Alberto (1486) | Lost 1-2 | -171386 |
| 9standard | 435 | Franchi, Urbano (1459) | Lost 0-2 | -171369 |
| top | average opponent: 1487record: 3-6 | new rating: 1369 | ||
| Grand Prix Porto 2000 (PCY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 204 | Santos, Alexandre (1500) | Lost 0-2 | -181482 |
| 2sealed | 312 | Ferreira, Marcelo (1482) | Lost 0-2 | -181464 |
| 3sealed | 293 | Ribeiro, Cesar (1464) | Lost 0-2 | -181446 |
| 4sealed | 283 | Hora, Paulo (1445) | Lost 0-0 | -181428 |
| 5sealed | 253 | Neves Silva, Andre (1428) | Lost 0-2 | -181410 |
| top | average opponent: 1464record: 0-5 | new rating: 1410 | ||