Martinez, Samson
Current rating: 1381
Record: 1-8
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 125 | Garcia, David (1635) | Lost 0-2 | -151431 |
| 2standard | 523 | Bardelline, Jonathan (1482) | Lost 0-2 | -171414 |
| 3standard | 643 | Botelho, David (1464) | Lost 0-2 | -171397 |
| 4standard | 678 | Holland, Ryan (1475) | Lost 1-2 | -161381 |
| average opponent: 1514record: 0-4 | new rating: 1381 | |||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 372 | McKeen, Michael (1500) | Lost 0-2 | -181482 |
| 2sealed | 453 | Akright, Trevor (1482) | Lost 1-2 | -181464 |
| 3sealed | 477 | Kam, Stephen (1463) | Lost 0-2 | -181446 |
| 4sealed | 504 | Calabrses, Eli (1447) | Lost 0-2 | -181428 |
| 5sealed | 438 | Yu, David (1429) | Won 2-0 | +181446 |
| average opponent: 1464record: 1-4 | new rating: 1446 | |||