Shimmin, Jacob
Current rating: 1432
Record: 2-6
| Grand Prix Washington DC 2019 (MH1 limited) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 197 | Confroy, Russell (1526) | Lost 1-2 | -161428 |
| 2sealed | 367 | Haupt, Roland (1455) | Won 0-0 | +181446 |
| 3sealed | 281 | Cubbage, Alexander (1501) | Lost 1-2 | -171429 |
| 4sealed | 458 | Yingling, Dan (1483) | Won 2-0 | +191448 |
| 5sealed | 331 | Nguyen, Patrick (1527) | Lost 0-2 | -161432 |
| average opponent: 1498record: 2-3 | new rating: 1432 | |||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 116 | Pozsgay, Marc (1484) | Lost 0-2 | -181482 |
| 4sealed | 263 | Hsieh, John (1462) | Lost 1-2 | -191463 |
| 5sealed | 361 | Solis, Oscar (1415) | Lost 1-2 | -191444 |
| average opponent: 1454record: 0-3 | new rating: 1444 | |||