Foster, Jerrin
Current rating: 1395
Record: 2-8
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 567 | Diaz, Ricardo [USA] (1482) | Lost 0-2 | -171429 |
| 2standard | 542 | Rothman, Banno (1483) | Won 2-1 | +191448 |
| 3standard | 587 | Wallace, David (1482) | Lost 0-2 | -171431 |
| 4standard | 670 | Lawrence, Julian (1481) | Lost 0-2 | -181413 |
| 5standard | 696 | Brown, Jr (1413) | Lost 0-2 | -181395 |
| average opponent: 1468record: 1-4 | new rating: 1395 | |||
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 36 | Davis, Nathan (1480) | Lost 0-2 | -181482 |
| 2block | 325 | Lopez, Zack (1482) | Lost 0-2 | -181464 |
| 3block | 369 | McGowen, Patrick (1483) | Lost 0-2 | -181446 |
| 4block | 450 | Chan, Timothy (1464) | Won 2-1 | +181464 |
| 5block | 377 | Debenham, Jayden (1462) | Lost 0-2 | -181446 |
| average opponent: 1474record: 1-4 | new rating: 1446 | |||