Petroske, Alex
Current rating: 1530
Record: 7-5-1
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 807 | Smith, Markus (1501) | Won 2-1 | +181534 |
| 2legacy | 761 | Clark, Donald (1518) | Won 2-0 | +181552 |
| 3legacy | 846 | Fenstermaker, Bradley (1534) | Draw 1-1 | -11551 |
| 4legacy | 855 | Tseng, Michael (1519) | Won 2-1 | +181569 |
| 5legacy | 627 | Knapp, Zane (1519) | Won 2-1 | +171586 |
| 6legacy | 587 | Kasprzak, Aaron (1575) | Lost 0-2 | -181568 |
| 7legacy | 661 | Dilts, Ethan (1513) | Lost 0-2 | -191549 |
| 8legacy | 737 | Argue, Robert (1517) | Lost 0-2 | -191530 |
| average opponent: 1524record: 4-3-1 | new rating: 1530 | |||
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 187 | Jenkins, David (1500) | Won 2-1 | +181518 |
| 2legacy | 229 | Rosenthal, Brandon (1518) | Lost 1-2 | -181500 |
| 3legacy | 556 | Mapson, Michael (1500) | Won 2-1 | +181518 |
| 4legacy | 464 | Cinnirella, Matthew (1501) | Lost 1-2 | -181500 |
| 5legacy | 445 | Pack, Alan (1428) | Won 2-1 | +161516 |
| average opponent: 1489record: 3-2 | new rating: 1516 | |||