Sameisky, Herman
Current rating: 1497
Record: 8-10-1
| Grand Prix Dallas-Fort Worth 2018 (DOM limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 146 | Lancaster, Charles (1562) | Won 2-1 | +201518 |
| 4sealed | 39 | Chenard, Frederic (1517) | Lost 0-2 | -181500 |
| 5sealed | 126 | Kitay, Kenneth (1624) | Won 2-1 | +201520 |
| 6sealed | 50 | Tan, Richard (1897) | Lost 1-2 | -121508 |
| 7sealed | 219 | Jones, Josh (1866) | Lost 1-2 | -111497 |
| average opponent: 1693record: 2-3 | new rating: 1497 | |||
| Grand Prix Denver 2017 (HOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 295 | Metzler Jr, Mark (1435) | Won 2-1 | +171517 |
| 2standard | 206 | Van Leuven, Robert (1606) | Won 2-0 | +191536 |
| 3standard | 144 | Rodriguez, Brian (1454) | Won 2-0 | +171553 |
| 4standard | 79 | Mahaffey, Robert (1530) | Won 2-1 | +181571 |
| 5standard | 31 | Severa, Matt (1989) | Lost 0-2 | -111560 |
| 6standard | 109 | Schellhorn, Charles (1573) | Lost 1-2 | -181542 |
| 7standard | 146 | Jensen, Justin (1482) | Won 2-1 | +171559 |
| 8standard | 148 | Norris, James (1477) | Won 2-0 | +161575 |
| 9standard | 58 | De Jong, Brandon (1762) | Lost 0-2 | -141561 |
| 10standard | 104 | Utter-Leyton, Josh (2013) | Lost 0-2 | -111550 |
| 11standard | 140 | Sprunger, Brock (1628) | Lost 1-2 | -161534 |
| 12standard | 152 | Dillard, Zachary (1529) | Draw 1-1 | 01534 |
| 13standard | 147 | Williams, James (1655) | Lost 1-2 | -161518 |
| 14standard | 139 | Porchas, Justin (1434) | Lost 0-2 | -201498 |
| average opponent: 1612record: 6-7-1 | new rating: 1498 | |||