Balestra, Oscar
Current rating: 1502
Record: 5-5-2
| Grand Prix Buenos Aires 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 255 | Blanco, Juan Manuel (1500) | Won 2-0 | +181518 |
| 2standard | 109 | Balmaceda, Pablo (1518) | Won 2-0 | +181536 |
| 3standard | 87 | Paz, Juan (1627) | Lost 1-2 | -171519 |
| 4standard | 175 | dos Santos Esteves, Carlos Alexandre (1672) | Won 2-1 | +211540 |
| 5standard | 98 | Ormeno, Daniel (1464) | Lost 0-2 | -191521 |
| 6standard | 168 | Zaccara, Matias (1486) | Lost 1-2 | -191502 |
| average opponent: 1545record: 3-3 | new rating: 1502 | |||
| Grand Prix Buenos Aires 2008 (SHM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 79 | Orsomarso, Marcelo (1500) | Draw 1-1 | 01500 |
| 2standard | 146 | Arrostito, Andres (1500) | Draw 1-1 | 01500 |
| 3standard | 218 | ZANLONGO, MAXIMILIANO (1500) | Lost 0-2 | -181482 |
| 4standard | 259 | Murari Negov, Mariana (1482) | Won 2-1 | +181500 |
| 5standard | 218 | PERSELLO, PABLO (1500) | Won 2-1 | +181518 |
| 6standard | 166 | Spitale, Franco Ernesto (1501) | Lost 0-2 | -181500 |
| average opponent: 1497record: 2-2-2 | new rating: 1500 | |||