Joiner, Brian
Current rating: 1455
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 553 | Hamzah, Raith (1514) | Won 2-0 | +181482 |
| 2sealed | 748 | Arlinghaus, Konnor (1549) | Won 2-1 | +201502 |
| 3sealed | 803 | Wentworth, Morgan (1557) | Lost 1-2 | -171485 |
| 4sealed | 902 | Gray, Chris (1480) | Lost 1-2 | -181467 |
| 5sealed | 1024 | Gyoker, Jason (1672) | Lost 1-2 | -151452 |
| 6sealed | 1140 | Elkins, Brandon (1536) | Won 2-1 | +201472 |
| 7sealed | 980 | Agrawal, Rishi (1547) | Lost 1-2 | -171455 |
| top | average opponent: 1551record: 3-4 | new rating: 1455 | ||
| Grand Prix Atlanta 2008 (ALA limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 85 | Ellis, William L (1500) | Lost 0-2 | -181501 |
| 2sealed | 258 | Gargiulo, Matt (1483) | Draw 1-1 | 01501 |
| 3sealed | 254 | Martin, Christopher (1445) | Lost 1-2 | -191482 |
| 4sealed | 282 | Fife, Lauren (1482) | Lost 0-2 | -181464 |
| top | average opponent: 1478record: 0-3-1 | new rating: 1464 | ||
| Grand Prix Daytona Beach 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 78 | Kunz, Erich (1685) | Won 2-1 | +211521 |
| 5sealed | 36 | Denmark, Brad (1594) | Lost 0-2 | -161505 |
| 6sealed | 84 | Shapiro, Yakov (1665) | Won 2-1 | +211526 |
| 7sealed | 43 | Irvine, David (1899) | Lost 0-2 | -121514 |
| 8sealed | 49 | De Los Santos, Julian (1502) | Won 2-0 | +181532 |
| 9sealed | 42 | Malka, Sol (1833) | Lost 0-2 | -131519 |
| top | average opponent: 1697record: 3-3 | new rating: 1519 | ||