Summerville, Heather
Current rating: 1385
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1434 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 303 | Palacios, Herbert (1488) | Lost 0-2 | -171417 |
| 2standard | 559 | Yu, Puyan (1482) | Won 2-1 | +191436 |
| 3standard | 461 | Smith, David (1356) | Lost 0-2 | -191417 |
| 4standard | 495 | Muldoon, Jesse (1484) | Lost 0-2 | -171400 |
| 5standard | 553 | Saredo, Adrian (1579) | Lost 0-2 | -151385 |
| top | average opponent: 1478record: 1-4 | new rating: 1385 | ||
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 468 | Lussier, Mark (1500) | Lost 0-2 | -171428 |
| 2sealed | 401 | Aszman, Greg (1482) | Won 2-0 | +191447 |
| 3sealed | 579 | Ordaz Farias, Jorge Alberto (1655) | Lost 0-2 | -141433 |
| 4sealed | 575 | Meyer, Katherine (1446) | Lost 0-2 | -181415 |
| 5sealed | 551 | Chatters, Zack (1464) | Won 2-0 | +191434 |
| top | average opponent: 1509record: 2-3 | new rating: 1434 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 604 | Klajch, Curtis (1470) | Lost 0-2 | -191481 |
| 2sealed | 825 | Friesen, Eric (1482) | Lost 0-2 | -181463 |
| 3sealed | 944 | Martin, Corey (1467) | Draw 1-1 | +11464 |
| 4sealed | 952 | Karchner, Lawrence (1482) | Lost 1-2 | -181446 |
| 5sealed | 616 | Yin, Kitty (1424) | Won 2-0 | +171463 |
| 6sealed | 649 | Carranza, Jaime (1465) | Lost 0-2 | -181445 |
| top | average opponent: 1465record: 1-4-1 | new rating: 1445 | ||