Mery Lastra, Ivan Alex
Current rating: 1523
Record: 5-4
| Grand Prix Buenos Aires 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 153 | Garcia Toledo, Martin Nicolas (1470) | Won 2-1 | +171517 |
| 2standard | 35 | Villegas Rovella, Gonzalo (1536) | Won 2-0 | +191536 |
| 3standard | 70 | Godoy, Juan Ignacio (1465) | Lost 0-2 | -191517 |
| 4standard | 191 | Tonelli, Federico (1533) | Lost 1-2 | -181499 |
| 5standard | 185 | Canalejo, Leonardo (1501) | Won 2-1 | +181517 |
| 6standard | 124 | Fuentes, Joaquin (1595) | Won 2-1 | +191536 |
| 7standard | 66 | Dominguez, Gonzalo (1776) | Won 2-1 | +231559 |
| 8standard | 83 | Leis, Alejandro (1506) | Lost 1-2 | -191540 |
| 9standard | 77 | Cingolani, Julian (1626) | Lost 1-2 | -171523 |
| average opponent: 1556record: 5-4 | new rating: 1523 | |||