Clark, Billy-Ray
Current rating: 1544
Record: 9-7
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 450 | Duquesne, Ronald (1533) | Lost 0-2 | -191566 |
| 3sealed | 469 | Ulmet, Christopher (1499) | Lost 1-2 | -191547 |
| 4sealed | 764 | Martin, Ronald (1494) | Won 2-0 | +171564 |
| 5sealed | 555 | Zippay, Brett (1503) | Lost 1-2 | -201544 |
| average opponent: 1507record: 1-3 | new rating: 1544 | |||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 1350 | O'Loughlin, Ryan (1473) | Won 2-1 | +181518 |
| 3modern | 1104 | Izsak, Yoel (1695) | Won 2-0 | +211539 |
| 4modern | 1122 | Musser, Dan (1825) | Lost 0-2 | -131526 |
| 5modern | 1268 | Sowell, Adam (1529) | Won 2-1 | +181544 |
| 6modern | 1106 | Victory, Robert (1791) | Lost 1-2 | -141530 |
| 7modern | 1231 | Zhuo, David (1535) | Won 2-1 | +181548 |
| 8modern | 1133 | Martin, Ronny (1554) | Won 2-0 | +181566 |
| 9modern | 1065 | Mullin, Geoff (1531) | Won 2-0 | +181584 |
| 10modern | 71 | Rhodes, Chris (1564) | Won 2-0 | +171601 |
| 11modern | 59 | Lee, Robert 724 (1625) | Lost 0-2 | -171584 |
| 12modern | 127 | Piper, Jason (1555) | Won 2-1 | +171601 |
| 13modern | 75 | Johnson, Jon (1674) | Lost 0-2 | -161585 |
| average opponent: 1612record: 8-4 | new rating: 1585 | |||