Hooper, Zachary
Current rating: 1500
Record: 4-4
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 125 | Peters, Joseph (1446) | Lost 0-2 | -191481 |
| 2standard | 399 | Tiemeyer, Derek (1481) | Won 2-0 | +181499 |
| 3standard | 223 | Blakesley, Kevin (1499) | Lost 1-2 | -181481 |
| 4standard | 499 | Horlacher, Christian (1481) | Won 2-0 | +181499 |
| 5standard | 378 | Kaff, Skye (1506) | Lost 1-2 | -181481 |
| 6standard | 377 | Steffen, Greg (1481) | Won 2-1 | +181499 |
| 7standard | 307 | McGough, Joseph (1532) | Won 2-0 | +191518 |
| 8standard | 214 | Heumann, Eric M (1528) | Lost 0-2 | -181500 |
| average opponent: 1495record: 4-4 | new rating: 1500 | |||