medeiros, jacob l
Current rating: 1502
Record: 3-3
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 143 | Potts, Doug (1527) | Lost 0-2 | -181482 |
| 2standard | 347 | Zhao, Yannan (1482) | Won 2-0 | +181500 |
| 3standard | 290 | Albizu, Enrique (1497) | Won 2-1 | +181518 |
| 4standard | 248 | Veal, Adam (1561) | Lost 0-2 | -171501 |
| 5standard | 334 | Eckert, Frank (1500) | Won 2-1 | +181519 |
| 6standard | 187 | Weixler, Cliff (1545) | Lost 0-2 | -171502 |
| average opponent: 1519record: 3-3 | new rating: 1502 | |||