Ober, Joaquin
Current rating: 1511
Record: 8-8-1
| Grand Prix Buenos Aires 2015 (DTK standard) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 23 | Molina, Fernando (1500) | Lost 0-2 | -181512 |
| 2standard | 239 | Pena, Matias Agustin (1537) | Won 2-0 | +181530 |
| 3standard | 237 | Salvini, Pablo Horacio (1499) | Draw 1-1 | 01530 |
| 4standard | 225 | Castagnet, Calvin (1499) | Lost 1-2 | -191511 |
| average opponent: 1509record: 1-2-1 | new rating: 1511 | |||
| Grand Prix Buenos Aires 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 89 | Garagorri, Juan (1518) | Won 2-0 | +181518 |
| 4standard | 33 | Arntz, Estevao Rudi (1630) | Won 2-0 | +201538 |
| 5standard | 43 | Ferreira, Felipe (1552) | Won 2-0 | +191557 |
| 6standard | 3 | Laura, Pablo (1589) | Won 2-0 | +181575 |
| 7standard | 10 | Mopty, Eduardo (1590) | Won 2-1 | +181593 |
| 8standard | 4 | Dos Anjos, Mateus (1668) | Lost 0-2 | -161577 |
| 9standard | 12 | Pietragallo, Fernando (1592) | Lost 1-2 | -181559 |
| 10standard | 29 | Velarde Gallegos, Jose Raul (1671) | Won 2-1 | +201579 |
| 11standard | 16 | Martins Gomes, Leandro (1624) | Lost 0-2 | -171562 |
| 12standard | 33 | Gerez, Alejandro (1591) | Lost 0-2 | -181544 |
| 13standard | 39 | Capello, Matias (1590) | Lost 1-2 | -171527 |
| 14standard | 46 | Gimenez, Marcos (1576) | Lost 1-2 | -171510 |
| 15standard | 52 | Fernando Silva, Victor (1623) | Won 2-1 | +201530 |
| average opponent: 1601record: 7-6 | new rating: 1530 | |||