D'Guggliemo, Zach
Current rating: 1501
Record: 3-3
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 17 | Fitzgerald, Devin (1500) | Won 2-0 | +181518 |
| 2sealed | 125 | Thorolfsson, Thor (1509) | Won 2-1 | +181536 |
| 3sealed | 243 | La Madrid, Oliver (1519) | Won 2-1 | +181554 |
| 4sealed | 79 | Cooke, John (1535) | Lost 1-2 | -191535 |
| 5sealed | 150 | Spencer, Michael (1648) | Lost 1-2 | -161519 |
| 6sealed | 215 | Tang, Nicholas (1519) | Lost 0-2 | -181501 |
| average opponent: 1538record: 3-3 | new rating: 1501 | |||