Pereira, Marcel
Current rating: 1468
Record: 6-8
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 885 | Lane, Brian (1513) | Lost 0-2 | -171467 |
| 2legacy | 1206 | Oettle, Colin (1485) | Won 2-0 | +181485 |
| 3legacy | 1192 | Saskiewicz, Tim (1500) | Won 2-0 | +181503 |
| 4legacy | 1026 | Liang, Yong Li (1546) | Lost 1-2 | -171486 |
| 5legacy | 855 | Nemeth, Chris (1462) | Lost 0-2 | -181468 |
| average opponent: 1501record: 2-3 | new rating: 1468 | |||
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 221 | Bozdag, Mehmet (1500) | Won 2-0 | +181518 |
| 2sealed | 29 | Facchini, Nullo (1546) | Lost 1-2 | -171501 |
| 3sealed | 361 | Krouse, Linden (1500) | Lost 0-2 | -191482 |
| 4sealed | 789 | Hunt, Justin (1606) | Lost 0-2 | -151467 |
| 5sealed | 726 | Peterson, Cameron (1464) | Won 2-0 | +181485 |
| 6sealed | 600 | Van Vliet, Clark (1464) | Lost 0-2 | -191466 |
| 7sealed | 499 | Junior, CJ (1464) | Won 2-1 | +181484 |
| 8sealed | 394 | Ralph, Brandon (1482) | Won 2-0 | +181502 |
| 9sealed | 285 | Marinelli, Nicholas J (1506) | Lost 1-2 | -181484 |
| average opponent: 1503record: 4-5 | new rating: 1484 | |||