Leandro Jose Castanheira Costa,
Current rating: 1482
Record: 2-3-1
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 22 | Sidney Gomes, Rodrigo (1576) | Lost 1-2 | -171483 |
| 2modern | 220 | Zucatelli Nossa, Gabriel (1482) | Lost 1-2 | -181465 |
| 3modern | 356 | Mathias, Ronaldo (1464) | Won 2-0 | +181483 |
| 4modern | 264 | Bidinoto, Rafael Levi (1481) | Won 2-0 | +181501 |
| 5modern | 217 | Chiste, Francisco (1501) | Lost 1-2 | -181483 |
| 6modern | 240 | Amaral Santos, Adriano (1419) | Draw 0-0 | -11482 |
| average opponent: 1487record: 2-3-1 | new rating: 1482 | |||