McArthur, Zachary
Current rating: 1498
Record: 8-8-1
| Grand Prix Detroit 2016 (modern) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 695 | Maguire, Gary (1512) | Won 2-0 | +171537 |
| 2modern | 172 | Liu, Yue (1518) | Won 2-1 | +181555 |
| 3modern | 154 | Mansour, Ramy (1544) | Won 2-0 | +181573 |
| 4modern | 46 | Szolopiak, James (1571) | Lost 0-2 | -181555 |
| 5modern | 372 | Cole, Matt (1532) | Draw 1-1 | -11554 |
| 6modern | 328 | Tan, Tien (1509) | Lost 1-2 | -181536 |
| 7modern | 550 | Murshak, Alexander (1456) | Lost 1-2 | -201516 |
| 8modern | 665 | Bell, Andy (1500) | Lost 0-2 | -181498 |
| average opponent: 1518record: 3-4-1 | new rating: 1498 | |||
| Grand Prix Detroit 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 348 | Braun, Nicholas (1499) | Won 2-0 | +181518 |
| 2modern | 78 | Cooley, Jay (1521) | Lost 0-0 | -181500 |
| 3modern | 334 | Winiarski, Joe (1482) | Won 2-1 | +181518 |
| 4modern | 353 | Giles, Devon (1565) | Lost 1-2 | -171501 |
| 5modern | 415 | Moon, Chris (1539) | Won 2-1 | +181519 |
| 6modern | 248 | Leahy, Nicholas (1520) | Lost 1-2 | -181501 |
| 7modern | 384 | Gerbic, James (1536) | Lost 0-0 | -171484 |
| 8modern | 354 | Allward, David (1463) | Won 2-0 | +181502 |
| 9modern | 266 | Jensen, Brett (1501) | Won 2-1 | +181520 |
| average opponent: 1514record: 5-4 | new rating: 1520 | |||