Johnston, Shaun J
Current rating: 1563
Record: 8-5-1
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 22 | Longo, Tyler (1511) | Won 2-1 | +181518 |
| 2sealed | 2 | Rice, Connor (1500) | Won 2-0 | +181536 |
| 3sealed | 48 | Damore, Mike (1501) | Lost 1-2 | -191517 |
| 4sealed | 252 | Jette, Francis (1544) | Won 2-1 | +191536 |
| 5sealed | 151 | Dong, Winston (1541) | Draw 1-1 | 01536 |
| 6sealed | 138 | Lindelof, Emma (1429) | Won 2-0 | +161552 |
| 7sealed | 83 | Parshall, William (1560) | Won 2-1 | +181570 |
| 8sealed | 51 | Gannon, Henry (1539) | Won 2-1 | +171587 |
| 9sealed | 28 | Hayes, Ben (1832) | Won 2-1 | +231610 |
| 10sealed | 31 | Beverley, Robert (1726) | Won 2-0 | +201630 |
| 11draft | 61 | Klein, Will R (1625) | Lost 1-2 | -181612 |
| 12draft | 75 | Meeker-Cummings, Robin (1660) | Lost 1-2 | -171595 |
| 13draft | 82 | Becker, Jonathan (1738) | Lost 1-2 | -161579 |
| 14draft | 15 | Beverley, Robert (1690) | Lost 0-2 | -161563 |
| average opponent: 1600record: 8-5-1 | new rating: 1563 | |||