Martikke, Ross
Current rating: 1517
Record: 4-3
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 103 | Froehlich, Whit (1500) | Lost 1-2 | -181482 |
| 2sealed | 461 | Lindo, Aaron (1649) | Lost 1-2 | -151467 |
| 3sealed | 679 | Flynn, John (1463) | Won 2-0 | +181485 |
| 4sealed | 693 | Johnston, Vincent (1505) | Won 2-0 | +181503 |
| 5sealed | 652 | Jackson, Khalib (1464) | Won 2-1 | +181521 |
| 6sealed | 436 | Kelahan, Seamus (1422) | Won 2-0 | +161537 |
| 7sealed | 186 | Swasey, Laurence (1464) | Lost 0-2 | -201517 |
| average opponent: 1495record: 4-3 | new rating: 1517 | |||