Guerrero, John
Current rating: 1354
Record: 0-8
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 308 | Clotfelter, Riley (1368) | Lost 0-2 | -201480 |
| 2sealed | 519 | Sloo, Felix (1398) | Lost 1-2 | -201460 |
| 3sealed | 865 | Montgomery, Connor (1434) | Lost 0-2 | -181442 |
| 4sealed | 851 | Simmons, Andrew (1441) | Lost 1-2 | -181424 |
| 5sealed | 832 | Wright, William (1447) | Lost 0-2 | -181406 |
| 7sealed | 659 | Fung, Darren (1426) | Lost 0-2 | -181388 |
| 8sealed | 568 | Westbrook, Morgan (1409) | Lost 1-2 | -171371 |
| 9sealed | 485 | Georgopoulos, Robert (1410) | Lost 0-2 | -171354 |
| average opponent: 1417record: 0-8 | new rating: 1354 | |||