Petrick, Edric
Current rating: 1330
| Grand Prix Minneapolis 2019 (modern) | starting rating: 1432 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 62 | Roberts, Cody (1513) | Lost 0-2 | -161416 |
| 2modern | 377 | Bostrom, Lonny (1387) | Lost 0-2 | -191397 |
| 3modern | 469 | Yang, Ian (1463) | Lost 0-2 | -171380 |
| 4modern | 443 | Swanson, Eric (1456) | Lost 1-2 | -161364 |
| 5modern | 401 | McDonagh, Nick (1426) | Lost 1-2 | -171347 |
| 6modern | 329 | Thoren, Jeff (1380) | Lost 1-2 | -171330 |
| top | average opponent: 1438record: 0-6 | new rating: 1330 | ||
| Grand Prix Washington DC 2019 (MH1 limited) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 336 | Williamson, Cliff (1546) | Lost 0-2 | -171431 |
| 2sealed | 432 | Blanco, Martin (1480) | Draw 0-0 | +11432 |
| 3sealed | 473 | Kim, William 1717 (1482) | Lost 0-2 | -171415 |
| 4sealed | 489 | Robertson, Sean (1288) | Won 2-0 | +161431 |
| 5sealed | 412 | Caras, August (1482) | Lost 0-2 | -171414 |
| 6sealed | 361 | Russo, Sal (1443) | Won 2-1 | +181432 |
| top | average opponent: 1453record: 2-3-1 | new rating: 1432 | ||
| Grand Prix Minneapolis 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 341 | Denig, Jacob (1582) | Lost 0-2 | -171483 |
| 2sealed | 309 | Greis, Thomas (1494) | Lost 1-2 | -171466 |
| 3sealed | 580 | Breyen, Nicholas (1468) | Lost 0-2 | -181448 |
| 4sealed | 609 | Valentine, Valerie (1445) | Won 2-0 | +181466 |
| 5sealed | 527 | Thyken, Steven (1464) | Lost 0-2 | -181448 |
| 6sealed | 464 | Murray, Jesse (1447) | Won 2-0 | +181466 |
| 7sealed | 365 | Timbrel, Kenny (1465) | Lost 0-2 | -181448 |
| 8sealed | 296 | Petrick, Frank (1445) | Draw 1-1 | 01448 |
| top | average opponent: 1476record: 2-5-1 | new rating: 1448 | ||