Derezinski, Brandon S
Current rating: 1518
Record: 7-7
| Grand Prix Kansas City 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 174 | Kowal, Brian (1811) | Won 2-0 | +231523 |
| 2modern | 116 | Huntress, Nicholas (1518) | Won 2-0 | +181541 |
| 3modern | 112 | Anderson, Joshua (1496) | Lost 0-2 | -181523 |
| 4modern | 292 | Ho, Anthony (1531) | Lost 0-2 | -181505 |
| 5modern | 227 | Treviranus, John (1555) | Won 2-1 | +191524 |
| 6modern | 195 | Pierskalla, Ryan (1554) | Won 2-1 | +181542 |
| 7modern | 128 | Kwan, Michael (1765) | Won 2-1 | +221564 |
| 8modern | 63 | Rutledge, Derrick (1697) | Won 2-1 | +211585 |
| 9modern | 40 | Limoseth, Kyle (1507) | Won 2-0 | +161601 |
| 10modern | 59 | Johnston, Brett (1651) | Lost 1-2 | -171584 |
| 11modern | 63 | Weeden, Eric (1775) | Lost 1-2 | -141570 |
| 12modern | 54 | Shrout, Andrew (1725) | Lost 0-2 | -161554 |
| 13modern | 59 | Sala, Ryan (1589) | Lost 0-2 | -171537 |
| 15modern | 55 | Morris, Jonathan B (1484) | Lost 0-2 | -191518 |
| average opponent: 1618record: 7-7 | new rating: 1518 | |||