Coisson, Stefan
Current rating: 1645
| Grand Prix Indianapolis 2015 (BFZ standard) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 82 | Olson, Bo (1509) | Won 2-0 | +171586 |
| 2standard | 203 | Chu, Jian Liang (1547) | Won 2-0 | +171603 |
| 3standard | 187 | Schlegel, Thomas (1568) | Won 2-0 | +171620 |
| 4standard | 80 | Stine, Chris (1573) | Won 2-0 | +181638 |
| 5standard | 14 | Aviles, Ivan (1655) | Lost 1-2 | -181620 |
| 6standard | 81 | Manges, James (1619) | Won 2-1 | +181638 |
| 7standard | 40 | Vaughan, Robert (1914) | Won 2-0 | +231661 |
| 8standard | 16 | Michael, Kevin (1859) | Draw 1-1 | +31664 |
| 9standard | 36 | Brown, Brad (1579) | Lost 0-0 | -191645 |
| top | average opponent: 1647record: 6-2-1 | new rating: 1645 | ||
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 7 | Angel, Jeff (1483) | Won 2-0 | +171547 |
| 3standard | 145 | Hinkle, Charles (1950) | Lost 1-2 | -111536 |
| 4standard | 414 | Goff, Owen (1517) | Won 2-0 | +171553 |
| 5standard | 169 | Nix, Duane (1480) | Won 2-0 | +171570 |
| 6standard | 69 | Knowles, Kegan (1558) | Lost 1-2 | -181552 |
| 7standard | 251 | Queen, Josh (1541) | Won 2-0 | +181570 |
| 8standard | 123 | Sparger, Andrew (1571) | Won 2-0 | +181588 |
| 9standard | 86 | Bowman, Connor (1543) | Lost 0-2 | -191569 |
| top | average opponent: 1580record: 5-3 | new rating: 1569 | ||
| Grand Prix Indianapolis 2013 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 113 | Crandall, Justin (1500) | Won 2-0 | +181518 |
| 2sealed | 127 | White, Jacob (1500) | Won 2-0 | +181536 |
| 3sealed | 17 | Hoey, Matthew (1786) | Lost 1-2 | -141522 |
| 4sealed | 134 | Edgar, Brian (1639) | Won 2-1 | +201542 |
| 5sealed | 73 | Utter-Leyton, Josh (1956) | Lost 0-2 | -111531 |
| 6sealed | 186 | Thomson, Matt (1518) | Won 2-0 | +181549 |
| 7sealed | 100 | Currie, Robert F (1472) | Won 2-0 | +171566 |
| 8sealed | 131 | Kosmel, Kyle (1528) | Lost 1-2 | -191547 |
| 9sealed | 117 | Nightingale, Tyler (1576) | Lost 0-2 | -171530 |
| top | average opponent: 1608record: 5-4 | new rating: 1530 | ||