Jahnke, Alex
Current rating: 1474
Record: 4-6
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 221 | Wanninger, Scott (1543) | Won 2-1 | +191466 |
| 2sealed | 165 | Myrick, Ethan (1669) | Lost 1-2 | -141452 |
| 3sealed | 258 | Kamin, Michael (1500) | Won 2-0 | +191471 |
| 4sealed | 143 | Pasto, Josh (1464) | Won 2-0 | +181489 |
| 5sealed | 93 | Stocks, Jonathan (1672) | Lost 0-2 | -151474 |
| average opponent: 1569record: 3-2 | new rating: 1474 | |||
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 67 | Eno, Travis (1500) | Lost 0-2 | -181482 |
| 2sealed | 219 | Koski, Alex (1483) | Won 2-1 | +181500 |
| 3sealed | 347 | Harlow, Kristopher (1497) | Lost 1-2 | -181482 |
| 4sealed | 386 | Larsen, Jeremiah (1502) | Lost 1-2 | -181464 |
| 5sealed | 339 | Allen, Nicole (1483) | Lost 0-2 | -171447 |
| average opponent: 1493record: 1-4 | new rating: 1447 | |||