Welter, John
Current rating: 1469
Record: 8-10
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 323 | Fang, Li (1500) | Lost 0-2 | -181506 |
| 2modern | 418 | Griffin, Thomas (1547) | Lost 1-2 | -171489 |
| 3modern | 633 | Westbrook, Robert (1384) | Lost 0-0 | -201469 |
| top | average opponent: 1477record: 0-3 | new rating: 1469 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 460 | Tripp, Chris (1500) | Lost 0-2 | -191546 |
| 2standard | 469 | Miller, Ty (1378) | Lost 1-2 | -221524 |
| top | average opponent: 1439record: 0-2 | new rating: 1524 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1567 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 363 | Norris, Ben (1500) | Won 2-1 | +171584 |
| 2sealed | 351 | Daley, Joshua (1542) | Won 2-1 | +171601 |
| 3sealed | 101 | Kohrs, Brandon (1663) | Lost 0-2 | -171584 |
| 4sealed | 295 | Richardson, Michael (1490) | Lost 0-0 | -191565 |
| top | average opponent: 1549record: 2-2 | new rating: 1565 | ||
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 182 | Riggins, Timothy (1582) | Won 2-0 | +201520 |
| 2sealed | 169 | Farnung, Ian (1857) | Won 2-1 | +231543 |
| 3sealed | 251 | Barone, Louis (1535) | Lost 1-2 | -181525 |
| 4sealed | 327 | Contreras, Ivan (1532) | Won 2-0 | +181543 |
| 5sealed | 324 | Suarez, Andres (1788) | Won 2-0 | +231566 |
| 6sealed | 158 | Knox, Daniel (1560) | Lost 1-2 | -181548 |
| 7sealed | 212 | Tendrock, Steven (1611) | Won 2-0 | +191567 |
| 8sealed | 203 | Chapman, Ben (1640) | Lost 0-2 | -171550 |
| 9sealed | 218 | Christensen, Jory (1501) | Won 2-0 | +171567 |
| top | average opponent: 1623record: 6-3 | new rating: 1567 | ||