Welter, Jonathan Elias
Current rating: 1427
Record: 0-4
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 162 | Vieira, Bruno (1396) | Lost 0-2 | -201480 |
| 2modern | 237 | Santos, Rafael Borges (1541) | Lost 1-2 | -171463 |
| 3modern | 332 | Vida, Wilson Ademar (1463) | Lost 1-2 | -181445 |
| 4modern | 358 | Lopes, Voltaire (1446) | Lost 0-2 | -181427 |
| average opponent: 1462record: 0-4 | new rating: 1427 | |||