Alonzo, Joaquin
Current rating: 1443
Record: 3-6
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 128 | Peterson-Burch, Darian (1500) | Won 2-0 | +181518 |
| 2modern | 220 | Jones, Alek (1586) | Lost 0-2 | -171501 |
| 3modern | 1042 | Girard, Gary (1467) | Lost 0-0 | -181483 |
| 4modern | 546 | Hudson, Michael (1388) | Won 2-0 | +161499 |
| 5modern | 402 | Paulsen, Grant (1549) | Lost 0-2 | -171482 |
| 6modern | 1050 | Brenner, Ben (1483) | Lost 1-2 | -181464 |
| 7modern | 361 | Lumb, David (1349) | Won 2-1 | +161480 |
| 8modern | 281 | Barlen, William (1442) | Lost 0-2 | -191461 |
| 9modern | 236 | Barnes, David [USA] (1466) | Lost 0-2 | -181443 |
| average opponent: 1470record: 3-6 | new rating: 1443 | |||