Carapella, John
Current rating: 1513
Record: 7-7
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 254 | Zagorski, Matthew (1500) | Won 2-1 | +191463 |
| 2sealed | 218 | Romao, Carlos (1798) | Won 2-1 | +241487 |
| 3sealed | 123 | Hardenberger, Bryan (1404) | Lost 1-2 | -201467 |
| 4sealed | 283 | Daudelin, Andew (1518) | Won 2-1 | +191486 |
| 5sealed | 406 | Shubert, Andrea (1520) | Lost 1-2 | -171469 |
| 6sealed | 300 | Cloutier, Collin (1464) | Won 2-0 | +181487 |
| 7sealed | 386 | Massak, Eric (1535) | Won 2-1 | +191506 |
| 8sealed | 209 | HULTON, JACK (1556) | Won 2-1 | +181524 |
| 9sealed | 179 | Tautic, Raymond (1871) | Lost 1-2 | -111513 |
| average opponent: 1574record: 6-3 | new rating: 1513 | |||
| Grand Prix Montreal 2011 (M12 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 409 | Boutin, Dominik (1500) | Lost 1-2 | -181482 |
| 2sealed | 490 | Roy, Marc-Andre (1484) | Lost 0-2 | -181464 |
| 3sealed | 551 | Allix, Charles (1464) | Won 2-1 | +181482 |
| 4sealed | 519 | Collins, Darren (1354) | Lost 0-2 | -201462 |
| 5sealed | 558 | Dadd, Clayton (1465) | Lost 0-2 | -181444 |
| average opponent: 1454record: 1-4 | new rating: 1444 | |||