De Coss, Horacio
Current rating: 1467
Record: 7-9-1
| Grand Prix San Antonio 2012 (RTR standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 8 | Karpyshyn, Drew (1502) | Lost 1-2 | -181464 |
| 2standard | 240 | Teague, Garrett (1484) | Lost 0-2 | -171447 |
| 3standard | 320 | Wallace, Andrea (1464) | Won 2-1 | +181465 |
| 4standard | 349 | Ha, Minh (1464) | Won 2-0 | +181483 |
| 5standard | 184 | Clark, Jason L (1610) | Lost 1-2 | -161467 |
| 6standard | 262 | Giraud, Jacob (1481) | Won 2-0 | +191486 |
| 7standard | 213 | Taylor, Levi (1435) | Won 2-0 | +171503 |
| 8standard | 126 | Villela Segura, Jesus (1502) | Lost 1-2 | -181485 |
| 9standard | 142 | Henderson, Jeremy (1501) | Lost 0-2 | -181467 |
| average opponent: 1494record: 4-5 | new rating: 1467 | |||
| Grand Prix Mexico City 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 235 | Bencomo, Oscar (1500) | Lost 1-2 | -181482 |
| 2sealed | 192 | Leon Aviles, Alejandro Hazza (1482) | Won 2-0 | +181500 |
| 3sealed | 188 | Rivera Martinez, Francisco Leonel (1500) | Draw 1-1 | 01500 |
| 4sealed | 201 | Cruz, David F (1500) | Won 2-1 | +181518 |
| 5sealed | 138 | Suarez, Luis (1517) | Lost 0-2 | -181500 |
| 6sealed | 198 | Martinez Ramirez, Julio Cesa (1500) | Won 2-0 | +181518 |
| 7sealed | 145 | jimnez, rodrigo (1518) | Lost 0-2 | -181500 |
| 8sealed | 169 | Dorantes, Cesar R (1502) | Lost 1-2 | -181482 |
| average opponent: 1502record: 3-4-1 | new rating: 1482 | |||