Merrill, Zachary
Current rating: 1484
Record: 7-8
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 211 | Mccausland, Kramer (1500) | Won 2-1 | +181500 |
| 2standard | 124 | McCoy, Jared (1518) | Lost 1-2 | -171483 |
| 3standard | 232 | Watkins, Erik (1500) | Won 2-0 | +181501 |
| 4standard | 230 | Ngo, Nick (1506) | Won 2-0 | +181519 |
| 5standard | 179 | Bloome, Rigel (1534) | Lost 1-2 | -181501 |
| 6standard | 312 | Beemer, Andy (1516) | Won 2-0 | +191520 |
| 7standard | 230 | Adamson, Victor (1509) | Lost 1-2 | -191501 |
| 8standard | 189 | Seyssel, Yurien (1504) | Lost 0-2 | -171484 |
| average opponent: 1511record: 4-4 | new rating: 1484 | |||
| Grand Prix Denver 2011 (MBS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 500 | Irwin, Russell (1472) | Won 2-0 | +171517 |
| 2sealed | 436 | LaVassaur, Chris (1500) | Won 2-1 | +181535 |
| 3sealed | 460 | Irwin, John (1538) | Lost 0-2 | -181517 |
| 4sealed | 496 | Dorsey, Ryan (1565) | Lost 1-2 | -171500 |
| 5sealed | 506 | Fagundes, Marina (1499) | Won 2-1 | +181518 |
| 6sealed | 476 | Hernandez, David A (1519) | Lost 1-2 | -181500 |
| 7sealed | 492 | Bretz, Aaron (1499) | Lost 0-2 | -181482 |
| average opponent: 1513record: 3-4 | new rating: 1482 | |||