Peterson, Ed
Current rating: 1430
Record: 4-8
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 156 | Wulf, Anthony (1418) | Won 2-1 | +171501 |
| 2standard | 46 | Gutierrez, Kenneth (1511) | Lost 1-2 | -181483 |
| 3standard | 382 | Peterson, James (1473) | Lost 1-2 | -181465 |
| 4standard | 726 | Chrisman, Josiah (1573) | Won 2-0 | +191484 |
| 5standard | 574 | Williams, Thomas (1406) | Lost 1-2 | -191465 |
| 6standard | 623 | Johnson, Jacob (1527) | Lost 0-2 | -171448 |
| 7standard | 589 | Munguia, Octavio (1462) | Lost 0-2 | -181430 |
| average opponent: 1481record: 2-5 | new rating: 1430 | |||
| Grand Prix Vancouver 2014 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 205 | Harrison, Robert (1500) | Lost 1-2 | -181482 |
| 2standard | 300 | Bian, Andrew (1430) | Lost 1-2 | -191463 |
| 3standard | 419 | Casidy, Bryce (1464) | Won 2-0 | +181481 |
| 4standard | 333 | Biero, Casey (1482) | Won 2-1 | +181499 |
| 5standard | 252 | Bennett, Gavin (1644) | Lost 1-2 | -151484 |
| average opponent: 1504record: 2-3 | new rating: 1484 | |||