Guerra, Matthew
Current rating: 1479
Record: 8-9
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 506 | Huang, Jiawei (1500) | Lost 1-2 | -181502 |
| 2modern | 600 | Delucchi, Brian (1458) | Lost 1-2 | -191483 |
| 3modern | 989 | Eggleston, Brian (1427) | Lost 0-2 | -191464 |
| 4modern | 1010 | Perez, Alan (1442) | Won 2-1 | +181482 |
| 5modern | 952 | Moreno, Martin (1464) | Lost 1-2 | -191463 |
| 6modern | 937 | Pepo, Michael (1410) | Won 2-1 | +171480 |
| 7modern | 755 | Chadwick, Dennis (1464) | Lost 0-2 | -181462 |
| 8modern | 683 | Herniter, Ira (1405) | Won 2-1 | +171479 |
| average opponent: 1446record: 3-5 | new rating: 1479 | |||
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 439 | Muskat, James (1500) | Lost 0-2 | -181482 |
| 2standard | 555 | Tracy, Shane (1482) | Won 2-0 | +181500 |
| 3standard | 263 | Whitmore, Jason (1500) | Won 2-0 | +181518 |
| 4standard | 214 | Steiner, Nicolas (1523) | Won 2-1 | +181536 |
| 5standard | 127 | Mullan, Paul (1534) | Lost 0-2 | -181518 |
| 6standard | 297 | Salaz, John (1494) | Won 2-0 | +181536 |
| 7standard | 234 | Eubank, Cory (1523) | Lost 1-2 | -191517 |
| 8standard | 248 | Nelson, Joshua (1541) | Won 2-0 | +191536 |
| 9standard | 150 | Roberts, Kurtis (1664) | Lost 0-2 | -161520 |
| average opponent: 1529record: 5-4 | new rating: 1520 | |||