Yakimischak, Charles
Current rating: 1596
Record: 18-14
| Grand Prix New Jersey 2018 (GRN standard) | starting rating: 1578 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 47 | Huelsman, Stephen (1713) | Won 2-1 | +211599 |
| 2standard | 39 | Mayer, Daniel (1447) | Lost 1-2 | -211578 |
| 3standard | 313 | Wilson, Jeffery (1495) | Won 2-1 | +161594 |
| 4standard | 294 | Rolph, Sam-Luca (1660) | Lost 0-2 | -161578 |
| 5standard | 426 | Mohr, Charles (1605) | Won 2-0 | +181596 |
| 6standard | 322 | Kil, Daniel (1452) | Won 2-0 | +151611 |
| 7standard | 280 | Jao, Jeff (1777) | Lost 0-2 | -151596 |
| top | average opponent: 1593record: 4-3 | new rating: 1596 | ||
| Grand Prix Richmond 2017 (AKH limited) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 12 | Hutton, Sean (1463) | Won 2-0 | +171532 |
| 2sealed | 81 | Loeffler, Darren (1522) | Won 2-0 | +181550 |
| 3sealed | 41 | Bauerschmidt Sweeney, Sky (1537) | Lost 0-2 | -181532 |
| 4sealed | 320 | Lillard, Mario (1719) | Won 2-1 | +211553 |
| 5sealed | 259 | Gates, Tanner (1454) | Won 2-0 | +161569 |
| 6sealed | 207 | Smallwood, Robert (1529) | Won 2-0 | +181587 |
| 7sealed | 142 | Barge, Spencer (1726) | Lost 1-2 | -161571 |
| 8sealed | 235 | Booth, Richard (1556) | Won 2-0 | +181589 |
| 9sealed | 67 | Metsa, Roope (1694) | Lost 0-2 | -161573 |
| 10draft | 704 | Lassen, Nicholas (1698) | Won 2-0 | +201593 |
| 11draft | 822 | Wang, Yidong (1771) | Lost 0-2 | -151578 |
| top | average opponent: 1606record: 7-4 | new rating: 1578 | ||
| Grand Prix New Jersey 2017 (std) (AER standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 172 | Zheng, Zhen (1415) | Won 2-1 | +161499 |
| 2standard | 131 | Freas, Gerald (1675) | Won 2-0 | +221521 |
| 3standard | 231 | Gottlieb, Bryan (1887) | Lost 1-2 | -121509 |
| 4standard | 378 | Robbins, Adam (1515) | Won 2-0 | +181527 |
| 5standard | 228 | Fiala-Ibitz, Sebastian (1808) | Lost 0-2 | -131514 |
| 6standard | 459 | Weinbrecht, Dennis (1476) | Won 2-1 | +171531 |
| 7standard | 213 | DeNove, Matthew (1626) | Lost 0-2 | -161515 |
| top | average opponent: 1629record: 4-3 | new rating: 1515 | ||
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 94 | He, Brandon (1483) | Won 2-1 | +181518 |
| 2standard | 14 | Iacob, Mihai (1471) | Lost 0-2 | -191499 |
| 3standard | 483 | Appleton, Evan (1446) | Won 2-0 | +171516 |
| 4standard | 465 | Dissinger, Cory (1649) | Lost 1-2 | -161500 |
| 5standard | 383 | Carmain, Steven (1483) | Won 2-0 | +181518 |
| 6standard | 392 | Wray, James (1635) | Lost 0-2 | -161502 |
| 7standard | 360 | Baverso, Vincent (1418) | Lost 0-2 | -191483 |
| top | average opponent: 1512record: 3-4 | new rating: 1483 | ||