Achtsam, Ben
Current rating: 1560
Record: 11-9
| Grand Prix Dallas-Fort Worth 2018 (DOM limited) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 174 | Guillory, Seth (1750) | Won 2-0 | +211565 |
| 3sealed | 139 | Bernat, Michael (1909) | Won 2-1 | +241589 |
| 4sealed | 62 | Beaver, Dustin (1519) | Lost 0-2 | -191570 |
| 5sealed | 214 | Froehlich, Eric (1948) | Won 2-1 | +251595 |
| 6sealed | 117 | Gervasi, Bronson (1695) | Lost 0-2 | -171578 |
| 7sealed | 117 | Larson, Donald (1578) | Lost 0-2 | -181560 |
| top | average opponent: 1733record: 3-3 | new rating: 1560 | ||
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 152 | Threadgill, Chris (1501) | Lost 0-2 | -191528 |
| 2sealed | 323 | Hoffman, Evan (1482) | Won 2-0 | +171545 |
| 3sealed | 366 | Ibarra, AJ (1480) | Won 2-0 | +171562 |
| 4sealed | 138 | Trotman, Kerry (1529) | Lost 0-2 | -191543 |
| 5sealed | 293 | Herdman, William (1342) | Won 2-0 | +141557 |
| 6sealed | 227 | Swanson, Erik (1785) | Lost 0-2 | -131544 |
| top | average opponent: 1520record: 3-3 | new rating: 1544 | ||
| Grand Prix Dallas-Fort Worth 2015 (ORI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 170 | Driskill, Kyle (1500) | Won 2-0 | +181518 |
| 2sealed | 269 | Anders, Andrew (1540) | Won 2-1 | +181536 |
| 3sealed | 147 | Quinn, Serena (1584) | Lost 0-2 | -171519 |
| 4sealed | 214 | Ruiz, Leonardo (1581) | Won 2-1 | +191538 |
| 5sealed | 183 | Pitts, Jason (1548) | Won 2-1 | +191557 |
| 6sealed | 77 | Johnson-Epstein, Jasper (1880) | Lost 0-2 | -131544 |
| 7sealed | 301 | Mechler, Kyle (1674) | Won 2-0 | +211565 |
| 8sealed | 229 | Prewitt, Jeremy (1559) | Lost 0-2 | -181547 |
| top | average opponent: 1608record: 5-3 | new rating: 1547 | ||