Balbuena, Marcos
Current rating: 1526
Record: 8-8
| Grand Prix Buenos Aires 2015 (DTK standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 129 | Riva, Maximiliano (1500) | Won 2-0 | +181482 |
| 2standard | 101 | Reyes, Julian (1536) | Won 2-0 | +191501 |
| 3standard | 45 | Cejas, Diego Esteban (1522) | Won 2-1 | +191520 |
| 4standard | 30 | Ciapparelli, Adrian (1523) | Won 2-1 | +181538 |
| 5standard | 26 | Cartechini, Mariano (1893) | Won 2-0 | +241562 |
| 6standard | 17 | Godoy, Benito (1572) | Lost 0-2 | -181544 |
| 7standard | 24 | Mora, Sebastian (1732) | Lost 0-2 | -141530 |
| 8standard | 54 | Bello, Manuel (1553) | Won 2-0 | +181548 |
| 9standard | 51 | Sepulveda, Sergio (1624) | Won 2-1 | +191567 |
| 10standard | 21 | Wescoe, Craig (1971) | Lost 1-2 | -111556 |
| 11standard | 30 | Castellano, Matias (1594) | Lost 0-2 | -171539 |
| 12standard | 34 | Bossaneli Araujo, William (1797) | Lost 1-2 | -131526 |
| average opponent: 1651record: 7-5 | new rating: 1526 | |||
| Grand Prix Buenos Aires 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 137 | Rossini, Nicolas (1500) | Lost 1-2 | -181482 |
| 2standard | 295 | Arrostito, Andres (1502) | Won 2-0 | +181500 |
| 3standard | 202 | Viegas, Lucas (1483) | Lost 0-2 | -181482 |
| 4standard | 322 | Morales, Nahuel Jeremias (1464) | Lost 0-2 | -181464 |
| average opponent: 1487record: 1-3 | new rating: 1464 | |||