Petrushev, Jon
Current rating: 1469
Record: 4-7
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 229 | Inda, Joshua (1591) | Won 2-1 | +211468 |
| 2sealed | 47 | Froehlich, Athena (1479) | Won 2-0 | +181486 |
| 3sealed | 219 | Chagnon, Cody (1474) | Won 2-1 | +181504 |
| 4sealed | 64 | Dobbin, Jack (1865) | Lost 0-2 | -121492 |
| 5sealed | 193 | Sukenik, Jonathan (1948) | Lost 1-2 | -101482 |
| 6sealed | 454 | Noworaj, Andrew (1766) | Lost 0-2 | -131469 |
| average opponent: 1687record: 3-3 | new rating: 1469 | |||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1056 | Achezinski, Brian (1500) | Won 2-0 | +181518 |
| 2legacy | 1005 | Vander Ploeg, Kristofer (1473) | Lost 0-2 | -191499 |
| 3legacy | 1054 | Yanity, Jason (1486) | Lost 0-2 | -181481 |
| 4legacy | 1260 | McGhee, Joshua (1597) | Lost 0-2 | -161465 |
| 5legacy | 1082 | Cavalieri, Mani (1475) | Lost 0-2 | -181447 |
| average opponent: 1506record: 1-4 | new rating: 1447 | |||