Joyner, Belton
Current rating: 1543
Record: 22-19
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 315 | Briscuso, Julian (1513) | Lost 0-2 | -191546 |
| 3sealed | 591 | Davis, Ash (1500) | Lost 1-2 | -191527 |
| 4sealed | 773 | Braverman, Justin (1481) | Won 2-0 | +171544 |
| 5sealed | 540 | Wang, Tony (1538) | Won 2-1 | +181562 |
| 6sealed | 461 | Bridley, Brian (1517) | Lost 1-2 | -191543 |
| top | average opponent: 1510record: 2-3 | new rating: 1543 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 820 | Powers, Zachary (1427) | Won 2-0 | +151567 |
| 3modern | 718 | Zalenski, Alexander (1565) | Won 2-1 | +181585 |
| 4modern | 713 | Bedell, Rodney (1586) | Lost 1-2 | -181567 |
| 5modern | 712 | Gwirtsman, Benjamin (1555) | Lost 1-2 | -181549 |
| 6modern | 811 | DeVere, Matthew (1486) | Won 2-0 | +171566 |
| 7modern | 652 | Edwards, Shawn M (1540) | Won 2-1 | +171583 |
| 8modern | 605 | Dreyer, Dustin T (1555) | Lost 1-2 | -181565 |
| top | average opponent: 1531record: 4-3 | new rating: 1565 | ||
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 18 | Rodriguez, Miles (1489) | Won 2-0 | +171575 |
| 2sealed | 118 | Farrugia, Marco (1503) | Won 2-1 | +161591 |
| 3sealed | 294 | Kwok, Cosmo (1479) | Lost 0-2 | -201571 |
| 4sealed | 436 | Gong, Joseph (1520) | Won 2-0 | +171588 |
| 5sealed | 284 | Crowell, Michael (1556) | Lost 1-2 | -181570 |
| 6sealed | 321 | Wong, Chris (1565) | Lost 0-2 | -181552 |
| top | average opponent: 1519record: 3-3 | new rating: 1552 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 345 | Tasse, Dan (1500) | Won 2-1 | +181537 |
| 2sealed | 312 | Grinnell, Joshua (1604) | Won 2-0 | +191556 |
| 3sealed | 204 | Fry, Joshua (1535) | Lost 1-2 | -181538 |
| 4sealed | 335 | Kershey, Seth (1520) | Won 2-1 | +181556 |
| 5sealed | 232 | Radeshak, Jim (1505) | Won 2-0 | +171573 |
| 6sealed | 152 | Rodgers, Ronald (1529) | Won 2-0 | +171590 |
| 7sealed | 40 | Johnson, Peter (1633) | Lost 0-2 | -171573 |
| 8sealed | 165 | Lloyd, Alex (1749) | Lost 0-2 | -151558 |
| top | average opponent: 1572record: 5-3 | new rating: 1558 | ||
| Grand Prix Memphis 2015 (FRF standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 262 | Leavy, Thomas (1557) | Lost 0-2 | -171483 |
| 2standard | 383 | Counts, Ryan (1562) | Lost 1-2 | -161467 |
| 3standard | 449 | Cabunac, Blake (1464) | Won 2-1 | +181485 |
| 4standard | 400 | Bodenhamer, Zachary (1482) | Won 2-1 | +181503 |
| 5standard | 283 | Faulkner, Kaleb (1499) | Won 2-0 | +181521 |
| 6standard | 205 | Wozniak, Grant (1483) | Won 2-1 | +171538 |
| 7standard | 144 | Larsen, Randy (1527) | Won 2-1 | +181556 |
| 8standard | 1 | Kendall, Daniel (1543) | Lost 0-2 | -191537 |
| 9standard | 154 | Douglas, Amante (1534) | Lost 1-2 | -181519 |
| top | average opponent: 1517record: 5-4 | new rating: 1519 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 103 | Guy, Aaron (1537) | Won 2-0 | +191519 |
| 2sealed | 212 | Danalache, Eduard (1534) | Lost 1-2 | -181501 |
| 3sealed | 340 | Niblet, Clint (1507) | Won 2-0 | +181519 |
| 4sealed | 223 | Alaniz, Nicholas (1503) | Lost 1-2 | -181501 |
| 5sealed | 372 | Melamed, Maximilian (1500) | Won 2-1 | +181519 |
| 6sealed | 216 | Rinell, Robert (1491) | Lost 0-2 | -191500 |
| top | average opponent: 1512record: 3-3 | new rating: 1500 | ||