Borton, John
Current rating: 1442
Record: 10-14
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 177 | Zung, Stacy (1540) | Lost 0-2 | -161441 |
| 2sealed | 421 | Torres, Heriberto (1482) | Won 2-0 | +191460 |
| 3sealed | 467 | Lubman, Jacob (1403) | Lost 1-2 | -191441 |
| 4sealed | 446 | Chamberlain, Bryan (1472) | Won 2-0 | +181459 |
| 5sealed | 359 | Garritano, Anthony (1497) | Won 2-0 | +191478 |
| 6sealed | 268 | Lange, Brian (1452) | Lost 0-2 | -191459 |
| 7sealed | 260 | Loftus, Conor (1492) | Lost 0-2 | -171442 |
| top | average opponent: 1477record: 3-4 | new rating: 1442 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 412 | McDaniel, Chris (1744) | Lost 0-2 | -121417 |
| 2sealed | 709 | Dunch, Jonathan (1482) | Won 2-1 | +191436 |
| 3sealed | 691 | Lavender, Nicholas (1499) | Lost 0-2 | -171419 |
| 4sealed | 760 | Monahan, Terrence (1433) | Won 2-0 | +191438 |
| 5sealed | 460 | Worland, Scott (1510) | Lost 0-2 | -171421 |
| 6sealed | 518 | Radonich, Michael (1487) | Won 2-1 | +191440 |
| 7sealed | 460 | Wenokor, Gregory (1399) | Won 2-0 | +171457 |
| top | average opponent: 1508record: 4-3 | new rating: 1457 | ||
| Grand Prix Atlantic City 2013 (RTR standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 272 | Cruz, Eric (1454) | Lost 0-2 | -191463 |
| 2standard | 554 | Fowler, Andrew (1481) | Lost 0-2 | -171446 |
| 3standard | 706 | Blaszkiw, Michael (1464) | Lost 0-2 | -181428 |
| 4standard | 766 | Walter, Bill (1488) | Lost 0-2 | -171411 |
| 5standard | 695 | Vansant, Jack (1426) | Won 2-0 | +181429 |
| top | average opponent: 1463record: 1-4 | new rating: 1429 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 668 | Yuen, Justin (1500) | Won 0-0 | +181518 |
| 2sealed | 639 | Turk, Neil (1517) | Lost 0-2 | -181500 |
| 3sealed | 851 | Behrends, Chris (1500) | Won 2-1 | +181518 |
| 4sealed | 754 | Batschelet, Charles J (1518) | Lost 1-2 | -181500 |
| 5sealed | 747 | Woods, Mark (1500) | Lost 1-2 | -181482 |
| top | average opponent: 1507record: 2-3 | new rating: 1482 | ||