Medina, Jacob
Current rating: 1466
Record: 5-7
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 367 | Pineda, Santiago (1500) | Won 2-1 | +181518 |
| 2standard | 219 | Rodriguez, Miguel Angel (1627) | Lost 1-2 | -161502 |
| 3standard | 538 | McCamey, Bobby (1511) | Lost 0-2 | -181484 |
| 4standard | 597 | Esparza, James (1512) | Lost 1-2 | -171467 |
| 5standard | 607 | Xie, Tony (1447) | Won 2-0 | +171484 |
| 6standard | 454 | Maxon, Mark (1474) | Lost 0-2 | -181466 |
| average opponent: 1512record: 2-4 | new rating: 1466 | |||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 75 | McCarriher, Kyle (1500) | Lost 1-2 | -181482 |
| 2standard | 556 | Daniel, Johnny (1520) | Lost 1-2 | -171465 |
| 3standard | 795 | Huckins, Dakota (1466) | Won 2-0 | +181483 |
| 4standard | 613 | Ruiz, Anthony (1482) | Won 2-1 | +181501 |
| 5standard | 490 | Truong, Kevin (1498) | Won 2-0 | +181519 |
| 6standard | 472 | Stittsworth, Brian (1493) | Lost 0-2 | -191500 |
| average opponent: 1493record: 3-3 | new rating: 1500 | |||