Zavalza, Michael
Current rating: 1454
Record: 3-6
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 316 | Amburn, Timothy (1608) | Won 2-0 | +201520 |
| 2standard | 369 | Fleurant, Jason (1740) | Lost 0-2 | -141506 |
| 3standard | 383 | Frost, Lane (1500) | Lost 1-2 | -181488 |
| 4standard | 642 | Snyder, Wolfgang (1517) | Lost 1-2 | -181470 |
| 5standard | 738 | Bensing, Matthew (1462) | Lost 1-2 | -181452 |
| 6standard | 663 | Hawkins, Donald (1494) | Lost 1-2 | -171435 |
| 7standard | 597 | Guzman, rodrigo (1424) | Won 2-1 | +181453 |
| 8standard | 496 | Martinez, Jonathan (1468) | Won 2-1 | +181471 |
| 9standard | 410 | Irwin, Sean (1547) | Lost 0-0 | -171454 |
| average opponent: 1529record: 3-6 | new rating: 1454 | |||