Harrington, Zachary
Current rating: 1484
Record: 2-3-1
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 371 | VanLoocke, Jamison (1500) | Draw 1-1 | +11481 |
| 2sealed | 424 | DiSalvo, Joseph (1574) | Won 2-1 | +201501 |
| 3sealed | 389 | Zhao, Jian (1570) | Lost 0-2 | -171484 |
| average opponent: 1548record: 1-1-1 | new rating: 1484 | |||
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 230 | Reefer, Shawn (1462) | Lost 0-2 | -191481 |
| 2sealed | 630 | Peterson, Matthew (1428) | Won 2-0 | +171498 |
| 3sealed | 558 | Evaristo, Tommy (1505) | Lost 0-2 | -181480 |
| average opponent: 1465record: 1-2 | new rating: 1480 | |||