Gusmao, Guilherme
Current rating: 1401
Record: 2-8
| Grand Prix Sao Paulo 2019 (2) (ELD standard) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| B1standard | 40 | Anaice Cordeiro, Abalem Ricardo (1485) | Won 2-0 | +191446 |
| B2standard | 65 | Souza, Joao Claudio (1751) | Lost 0-2 | -121434 |
| B3standard | 136 | Guimaraes, Maycon (1552) | Lost 0-2 | -161418 |
| B4standard | 155 | Fraga, Kevin (1487) | Lost 0-0 | -171401 |
| average opponent: 1569record: 1-3 | new rating: 1401 | |||
| Grand Prix Lisbon 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 213 | Mendes, Paulo 4830 (1500) | Lost 0-2 | -181482 |
| 2sealed | 221 | Cordovil, Manuel (1482) | Lost 1-2 | -181464 |
| 3sealed | 231 | Carvalho, Mario (1413) | Lost 0-2 | -191445 |
| 4sealed | 265 | Silva, Henrigue (1446) | Won 2-1 | +181463 |
| 5sealed | 221 | Goncalves, Valter (1465) | Lost 1-2 | -181445 |
| 6sealed | 205 | Morgado, Simao Duarte (1446) | Lost 0-2 | -181427 |
| average opponent: 1459record: 1-5 | new rating: 1427 | |||