Addison, Justin
Current rating: 1468
Record: 4-6
| Grand Prix Atlantic City 2013 (RTR standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 62 | Kinney, Michael (1431) | Won 2-0 | +171500 |
| 3standard | 132 | Holmes, Evan (1593) | Won 2-1 | +201520 |
| 4standard | 88 | Ho, Eugene (1581) | Lost 1-2 | -171503 |
| 5standard | 180 | Vitullo, Joshua (1548) | Lost 0-2 | -171486 |
| 6standard | 377 | Barsnica, Jeffrey (1519) | Lost 1-2 | -181468 |
| average opponent: 1535record: 2-3 | new rating: 1468 | |||
| Grand Prix Baltimore 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 267 | Ulsch, Tyler (1518) | Lost 1-2 | -181482 |
| 4standard | 323 | Lee, Matthew S. (1518) | Won 2-0 | +191501 |
| 5standard | 203 | DAGOSTA, EUGENE M (1518) | Won 2-1 | +181519 |
| 6standard | 179 | Navarra, Ralph (1507) | Lost 1-2 | -181501 |
| 7standard | 178 | Polinsky, Ira (1506) | Lost 1-2 | -181483 |
| average opponent: 1513record: 2-3 | new rating: 1483 | |||