Bertella, Juan Cruz
Current rating: 1483
| Grand Prix Buenos Aires 2014 (BNG standard) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 156 | Machado, Pedro (1500) | Won 2-0 | +181519 |
| 2standard | 8 | Alvarez, Diego (1518) | Lost 0-2 | -181501 |
| 3standard | 290 | Mancilla, Sr (1501) | Lost 0-2 | -181483 |
| 4standard | 298 | Avila Andrade, Oswaldo (1482) | Won 2-1 | +181501 |
| 5standard | 198 | Pelosi, Luciano (1503) | Lost 0-2 | -181483 |
| top | average opponent: 1501record: 2-3 | new rating: 1483 | ||
| Grand Prix Buenos Aires 2008 (SHM standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 61 | Sierra, Jorge (1597) | Won 2-0 | +191536 |
| 3standard | 25 | SUAREZ, ADRIAN (1536) | Lost 0-2 | -181518 |
| 4standard | 145 | Ponce, Jose (1500) | Lost 1-2 | -181500 |
| 5standard | 174 | GARAT, ANDRES (1500) | Lost 1-2 | -181482 |
| 6standard | 219 | Fernandez, Claudio (1574) | Won 2-0 | +201502 |
| 7standard | 152 | Tozani de Almeida, Marcio (1502) | Won 2-1 | +181520 |
| 8standard | 120 | ROMERO, CARLOS ANDRES (1517) | Lost 1-2 | -191501 |
| top | average opponent: 1532record: 3-4 | new rating: 1501 | ||
| Grand Prix Buenos Aires 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 97 | AMENABAR, HORACIO BACA (1500) | Won 1-0 | +181518 |
| 2extended | 15 | Madrid, Ignacio (1518) | Lost 1-2 | -181500 |
| 3extended | 98 | Ferrari Spampinato, Gonzalo (1499) | Won 2-1 | +181518 |
| 4extended | 92 | Martorella, Christian (1518) | Won 2-0 | +181536 |
| 5extended | 67 | Petrelli, Damian (1483) | Won 2-1 | +171553 |
| 6extended | 19 | Monti, Guido (1554) | Lost 1-2 | -181535 |
| 7extended | 60 | Saredo, Adrian (1516) | Lost 0-2 | -181517 |
| top | average opponent: 1513record: 4-3 | new rating: 1517 | ||