Vivono, Sergio Alejandro
Current rating: 1472
Record: 5-7-1
| Grand Prix Buenos Aires 2014 (BNG standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 112 | Sanchez Coronel, Gustavo (1500) | Lost 1-2 | -171447 |
| 2standard | 246 | Szlaien, Fabian (1485) | Won 2-0 | +181465 |
| 3standard | 212 | Ferreyra, David (1500) | Won 2-0 | +191484 |
| 4standard | 191 | Oliveira Da Silva, Rodner (1483) | Won 2-1 | +181502 |
| 5standard | 65 | Casatti, Vagner William (1771) | Lost 0-2 | -131489 |
| 6standard | 135 | Martinez, Sebastian [CHL] (1528) | Draw 1-1 | 01489 |
| 7standard | 194 | Rodriguez, Hector (1492) | Lost 0-2 | -171472 |
| 8standard | 206 | Munoz Gomez, Rodrigo (1443) | Lost 1-2 | -191453 |
| 9standard | 200 | Prieto, Leonel (1481) | Won 2-1 | +191472 |
| average opponent: 1520record: 4-4-1 | new rating: 1472 | |||
| Grand Prix Buenos Aires 2008 (SHM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 57 | Hruschka, Matheus (1500) | Lost 0-2 | -181482 |
| 2standard | 194 | SILVA, CLAUDIO MARCELO (1482) | Won 1-0 | +181500 |
| 3standard | 141 | MOLINA, DARIO (1500) | Lost 0-2 | -181482 |
| 4standard | 217 | GASILIAUSKAS, ROBERTO (1482) | Lost 0-1 | -181464 |
| average opponent: 1491record: 1-3 | new rating: 1464 | |||