Dubach, Jon
Current rating: 1414
Record: 4-9-1
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 122 | Sprague, Bobby (1447) | Lost 1-2 | -181429 |
| 2standard | 405 | Chamberlain, Jason (1483) | Won 2-0 | +191448 |
| 3standard | 405 | Oldham, Brandon (1500) | Draw 1-1 | +11449 |
| 4standard | 464 | Kelley, Tom (1486) | Lost 0-2 | -171432 |
| 5standard | 548 | Gilbert, Jermaine P (1482) | Lost 0-2 | -181414 |
| average opponent: 1480record: 1-3-1 | new rating: 1414 | |||
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 161 | Fullbright, Shelby (1384) | Won 2-0 | +161516 |
| 2sealed | 172 | Cummings, James (1646) | Lost 1-2 | -161500 |
| 3sealed | 358 | Briggs, Jonathan (1500) | Won 2-1 | +181518 |
| 4sealed | 144 | Summerlin, Aubrey (1616) | Lost 0-2 | -161502 |
| 5sealed | 286 | Finstrom, Jim (1563) | Lost 0-2 | -171485 |
| 6sealed | 277 | Hanks, Skyler (1403) | Won 2-0 | +171502 |
| 7sealed | 224 | Bowers, John (1495) | Lost 0-2 | -181484 |
| 8sealed | 188 | Colvin, Robert (1451) | Lost 0-2 | -191465 |
| 9sealed | 157 | Gardner, Dustin (1464) | Lost 1-2 | -181447 |
| average opponent: 1502record: 3-6 | new rating: 1447 | |||