Vuichik, Lucas A
Current rating: 1447
Record: 5-8
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 260 | Melotta, Luciano (1568) | Lost 1-2 | -171503 |
| 2modern | 222 | Antunes da Silva, Kleber (1463) | Lost 0-2 | -191484 |
| 3modern | 339 | Ullrich, Egard C (1442) | Lost 1-2 | -191465 |
| 4modern | 355 | De Freitas Leotti, Anderson (1445) | Lost 0-2 | -181447 |
| average opponent: 1480record: 0-4 | new rating: 1447 | |||
| Grand Prix Buenos Aires 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 145 | Rossi, Pablo F (1500) | Lost 0-2 | -181482 |
| 2standard | 276 | Torres, Ruben (1482) | Won 2-0 | +181500 |
| 3standard | 242 | Pujol, Juan Ignacio (1487) | Lost 0-2 | -181482 |
| 4standard | 288 | Tarditi, Franco (1477) | Lost 1-2 | -181464 |
| 5standard | 290 | Barros, Fernando (1528) | Won 2-1 | +191483 |
| 6standard | 212 | Ponce Cordoba, Jesus (1501) | Won 2-0 | +181501 |
| 7standard | 197 | Oiene, Nicolas (1616) | Won 2-0 | +201521 |
| 8standard | 125 | Ippolito, Francisco (1472) | Won 2-0 | +171538 |
| 9standard | 107 | Fuentes, Felipe (1513) | Lost 1-2 | -181520 |
| average opponent: 1508record: 5-4 | new rating: 1520 | |||