Medina, Christopher
Current rating: 1559
Record: 15-15-1
| Grand Prix Richmond 2014 (modern) | starting rating: 1412 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 133 | Ma, Zhecheng (1535) | Won 2-0 | +211433 |
| 4modern | 49 | Hudgins, Dara (1556) | Won 2-1 | +201453 |
| 5modern | 21 | Rodgers, Ronald (1487) | Won 2-0 | +191472 |
| 6modern | 28 | Bonneville, Tim (1748) | Draw 1-1 | +41476 |
| 7modern | 18 | Grazier, Jeremy (1665) | Lost 0-2 | -141462 |
| 8modern | 76 | Parrish, James (1548) | Won 2-0 | +191481 |
| 9modern | 39 | Mathews, Sam (1588) | Won 2-1 | +201501 |
| 10modern | 57 | McAllister, Bob (1505) | Lost 0-2 | -181483 |
| 11modern | 144 | Dempsey, Brandon (1579) | Won 2-1 | +201503 |
| 12modern | 92 | Fabrini, James (1613) | Won 2-0 | +201523 |
| 13modern | 51 | Manfield, Seth (1965) | Won 2-0 | +261549 |
| 14modern | 34 | Swift, Orrin (1831) | Lost 1-2 | -131536 |
| 15modern | 64 | Fulk, David (1856) | Won 2-1 | +231559 |
| top | average opponent: 1652record: 9-3-1 | new rating: 1559 | ||
| Grand Prix Atlanta 2012 (legacy) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 118 | George G., (1500) | Lost 0-2 | -171444 |
| 4legacy | 193 | Lynch, Jeffrey T (1675) | Lost 0-2 | -141430 |
| 5legacy | 295 | Webb, Jerrod (1460) | Lost 0-2 | -181412 |
| top | average opponent: 1545record: 0-3 | new rating: 1412 | ||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 52 | Little, Christopher J (1512) | Won 1-0 | +181506 |
| 5standard | 35 | Griffin, Matthew [USA] (1518) | Lost 1-2 | -181488 |
| 6standard | 55 | Chapin, Patrick (1979) | Lost 0-2 | -91479 |
| 7standard | 184 | Rogers, Lance (1505) | Lost 0-2 | -181461 |
| top | average opponent: 1628record: 1-3 | new rating: 1461 | ||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 446 | Ting-A-Kee, Andrew (1583) | Won 2-1 | +191519 |
| 3sealed | 472 | Lax, Ari (1685) | Won 2-0 | +211540 |
| 4sealed | 439 | Levine, Andrew (1610) | Lost 0-2 | -171523 |
| 5sealed | 545 | Desrochers, Vincent (1535) | Lost 0-2 | -171506 |
| 6sealed | 595 | Laferte, Jason (1511) | Lost 1-2 | -181488 |
| top | average opponent: 1585record: 2-3 | new rating: 1488 | ||
| Grand Prix Richmond 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 74 | Homer, Matthew (1500) | Lost 0-2 | -181482 |
| 2sealed | 216 | Mickle, David (1482) | Won 1-0 | +181500 |
| 3sealed | 132 | Crouch, Tommy (1500) | Won 2-1 | +181518 |
| 4sealed | 108 | Lorenz, Ryan (1584) | Lost 0-2 | -171501 |
| 5sealed | 150 | Polyniak, Andrew (1470) | Won 2-1 | +181519 |
| 6sealed | 127 | Hulse, Kevin (1459) | Lost 1-2 | -191500 |
| top | average opponent: 1499record: 3-3 | new rating: 1500 | ||