Polakiewicz, Jeffery
Current rating: 1417
Record: 2-7
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 956 | Pickens Jr, Kenneth E (1499) | Lost 0-2 | -161412 |
| 2sealed | 1205 | Stockton, Dorian (1482) | Lost 1-2 | -171395 |
| 3sealed | 1183 | Jenkins, Michael (1443) | Won 2-1 | +191414 |
| 4sealed | 1127 | Yu, Kevin (1515) | Won 2-1 | +201434 |
| 5sealed | 1059 | Soto, Joseph (1500) | Lost 0-2 | -171417 |
| average opponent: 1488record: 2-3 | new rating: 1417 | |||
| Grand Prix Charleston 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 199 | Petitt, Nick (1519) | Lost 0-0 | -181482 |
| 2standard | 237 | Harwell, Barney (1482) | Lost 1-2 | -181464 |
| 3standard | 256 | Morton, Shannon (1463) | Lost 1-2 | -181446 |
| 4standard | 312 | Muma, Jayson (1449) | Lost 0-2 | -181428 |
| average opponent: 1478record: 0-4 | new rating: 1428 | |||