Sumner, Joseph
Current rating: 1589
Record: 20-14
| Regional Championships Atlanta 2022 (pioneer) | starting rating: 1656 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 1340 | Handrahan, Jake (1508) | Lost 0-2 | -211635 |
| 2pioneer | 1323 | Papis, George (1469) | Lost 1-2 | -211614 |
| 3pioneer | 1434 | Ullman, Joseph (1531) | Lost 1-2 | -191595 |
| 4pioneer | 1423 | Huckaby, Kyle (1531) | Won 2-0 | +161611 |
| 5pioneer | 1383 | Marcellana, Ian (1427) | Won 2-0 | +151626 |
| 6pioneer | 1283 | Meyer, Jordan (1485) | Lost 1-2 | -201606 |
| 7pioneer | 1288 | Mares, Conor (1664) | Lost 0-2 | -171589 |
| top | average opponent: 1516record: 2-5 | new rating: 1589 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1604 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 123 | Korn, Max (1500) | Won 2-0 | +161620 |
| 2sealed | 126 | Paegel, Michael (1521) | Won 2-0 | +161636 |
| 3sealed | 5 | Ohliger, Jonathan (1689) | Won 2-1 | +191655 |
| 4sealed | 72 | Labuda, Lucas (1681) | Lost 1-2 | -171638 |
| 5sealed | 135 | Winburn, Derrick (1700) | Won 2-1 | +191657 |
| 6sealed | 35 | Law, Albertus Hui Chin (1784) | Lost 0-2 | -161641 |
| 7sealed | 99 | Burr, Tim (1602) | Won 2-0 | +171658 |
| 8sealed | 56 | Salts, Matt (1638) | Won 2-0 | +181676 |
| 9sealed | 48 | Bowles, Ryan (1554) | Lost 1-2 | -201656 |
| top | average opponent: 1630record: 6-3 | new rating: 1656 | ||
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 110 | Coffett, Cody (1500) | Won 2-1 | +171573 |
| 2sealed | 18 | Moore, Brent (1518) | Won 2-1 | +171590 |
| 3sealed | 171 | George, Michael (1534) | Won 2-0 | +171607 |
| 4sealed | 33 | Langford, Anthony (1707) | Won 2-0 | +201627 |
| 5sealed | 37 | Keffer, Jason (1552) | Won 2-0 | +171644 |
| 6sealed | 9 | Miller, Jason (1475) | Lost 1-2 | -211623 |
| 7sealed | 61 | Koeller, Kris (1593) | Lost 0-2 | -191604 |
| 8sealed | 118 | Hu, Eric (1613) | Won 2-0 | +181622 |
| 9sealed | 70 | Coffelt, Matthew (1607) | Lost 0-2 | -181604 |
| top | average opponent: 1567record: 6-3 | new rating: 1604 | ||
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 310 | Lords, Adrian (1500) | Won 2-1 | +181518 |
| 2standard | 22 | Cowart, Colten (1518) | Won 2-0 | +181536 |
| 3standard | 111 | Cenci, Matthew (1536) | Won 2-0 | +181554 |
| 4standard | 42 | Chang, Morgan (1519) | Lost 1-2 | -191535 |
| 5standard | 231 | Andreatta, Anthony (1492) | Won 2-1 | +181553 |
| 6standard | 85 | Walters, Russ (1568) | Lost 1-2 | -181535 |
| 7standard | 227 | Thompson, Lance (1500) | Won 2-0 | +171552 |
| 8standard | 141 | Batarseh, Sammy (1772) | Won 2-0 | +221574 |
| 9standard | 82 | Selden, Keith (1573) | Lost 1-2 | -181556 |
| top | average opponent: 1553record: 6-3 | new rating: 1556 | ||