Sullivan, Zachary
Current rating: 1512
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 838 | Poland, Joshua (1463) | Won 2-0 | +181519 |
| 2modern | 178 | Burnett, Kai (1835) | Lost 0-2 | -131506 |
| 3modern | 933 | Taylor, Nicholas (1637) | Won 2-0 | +211527 |
| 4modern | 425 | Chencinski, Timothy (1543) | Won 2-0 | +181545 |
| 5modern | 478 | Ankrom, Travis (1541) | Lost 0-2 | -181527 |
| 6modern | 753 | Abrahams, Rafi (1687) | Lost 1-2 | -151512 |
| top | average opponent: 1618record: 3-3 | new rating: 1512 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 386 | Trayah, Kyle (1402) | Won 2-0 | +161536 |
| 2modern | 249 | Jackson, Scott (1540) | Won 2-1 | +181554 |
| 3modern | 279 | Espinoza, Daniel (1511) | Lost 1-2 | -191535 |
| 4modern | 347 | White, Jon (1625) | Lost 1-2 | -161519 |
| 5modern | 462 | Waldon, Jeremy (1497) | Won 2-0 | +171536 |
| 6modern | 438 | Louie, Justin (1570) | Lost 1-2 | -171519 |
| 7modern | 450 | Hatch, Matthew (1529) | Lost 0-2 | -181501 |
| top | average opponent: 1525record: 3-4 | new rating: 1501 | ||
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 86 | Kremer, Rob (1508) | Lost 0-2 | -181482 |
| 2standard | 474 | Morris, Jonathan B (1484) | Won 2-0 | +181500 |
| 3standard | 434 | Sorensen, Robert (1500) | Won 2-0 | +181518 |
| 4standard | 290 | Denault, Brennan (1518) | Lost 0-2 | -181500 |
| 5standard | 464 | Vickers, Brandon (1452) | Won 2-0 | +171517 |
| 6standard | 321 | Kim, Sungho (1520) | Won 2-0 | +181535 |
| 7standard | 338 | Lonas, Cory (1537) | Lost 1-2 | -181517 |
| 8standard | 336 | De Medeiros, Ian (1524) | Won 2-0 | +191536 |
| 9standard | 184 | Jones, Trent (1679) | Lost 0-2 | -161520 |
| top | average opponent: 1525record: 5-4 | new rating: 1520 | ||