Yach, Michael
Current rating: 1565
Record: 10-6
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 335 | Wilkerson, Joseph (1585) | Won 2-0 | +191538 |
| 2standard | 50 | Solis, Oscar (1385) | Lost 1-2 | -211517 |
| 3standard | 342 | Tristan, Christopher (1500) | Won 2-0 | +181535 |
| 4standard | 226 | DelCourt, Cameron (1517) | Won 2-1 | +181553 |
| 5standard | 124 | Espinoza, Nathan (1439) | Won 2-0 | +161569 |
| 6standard | 78 | Ponce, Delano (1466) | Won 2-1 | +161585 |
| 7standard | 58 | Baker, Brandon (1568) | Lost 1-2 | -191566 |
| 8standard | 175 | Burlew, Isaac (1558) | Won 2-0 | +181584 |
| 9standard | 131 | Topp, Jordan (1506) | Lost 1-2 | -191565 |
| average opponent: 1503record: 6-3 | new rating: 1565 | |||
| Grand Prix San Diego 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 24 | Norris, Benjamin (1555) | Won 2-1 | +191519 |
| 2modern | 27 | Yep, Phillip (1464) | Lost 0-2 | -191500 |
| 3modern | 259 | Luangphinith, Timothy (1500) | Won 2-0 | +181518 |
| 4modern | 192 | Hickey, Bryan (1507) | Won 2-1 | +181536 |
| 5modern | 70 | Kling, Matthew (1605) | Won 2-1 | +191555 |
| 6modern | 243 | Wong, Michael 281 (1547) | Lost 1-2 | -181537 |
| 7modern | 161 | Ye, Hao (1536) | Lost 1-2 | -181519 |
| average opponent: 1531record: 4-3 | new rating: 1519 | |||