Schadt, Jeff
Current rating: 1691
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1634 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 835 | D'Tela, Sceadeau (1645) | Won 2-0 | +191653 |
| 2sealed | 868 | Kohnen, Justin (1520) | Won 2-0 | +151668 |
| 3sealed | 664 | Dwyer, Mark (1445) | Won 2-0 | +141682 |
| 4sealed | 701 | Lambert, Doug (1664) | Won 2-0 | +181700 |
| 5sealed | 676 | Lutes, Ken c (1607) | Won 2-0 | +161716 |
| 6sealed | 671 | Smith, Ashford (1691) | Won 2-1 | +181734 |
| 7sealed | 681 | Kafka, Kyle (1568) | Lost 1-2 | -211713 |
| 8sealed | 324 | Plier, James (1493) | Won 2-0 | +141727 |
| 9sealed | 329 | Suarez, Daniel (1778) | Lost 1-2 | -171710 |
| 10sealed | 56 | Cox, Jon (1668) | Lost 1-2 | -191691 |
| top | average opponent: 1608record: 7-3 | new rating: 1691 | ||
| Grand Prix Atlanta 2011 (extended) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 52 | Mooney, Malachi T (1482) | Won 2-0 | +181502 |
| 2extended | 110 | Westin, Andrew K (1500) | Won 2-1 | +181520 |
| 3extended | 25 | Meng, Eric (1583) | Won 2-0 | +191539 |
| 4extended | 72 | Froehlich, Eric (2053) | Lost 1-2 | -91530 |
| 5extended | 90 | Price, Pat (1751) | Won 2-0 | +221552 |
| 6extended | 81 | Gross, Robert E (1525) | Lost 0-2 | -191533 |
| 7extended | 103 | Napoli, Phillip (1707) | Won 2-1 | +221555 |
| 8extended | 85 | Rowntree, Noah (1557) | Won 2-1 | +181573 |
| 9extended | 44 | Suarez, Jonathan (1629) | Won 2-1 | +191592 |
| 10extended | 68 | Lodge, James (1545) | Won 2-0 | +171609 |
| 11extended | 18 | Ochoa, David (2017) | Lost 1-2 | -111598 |
| 12extended | 46 | Klauk, John (1664) | Won 2-0 | +191617 |
| 13extended | 38 | Compton, Travis (1584) | Lost 1-2 | -191598 |
| 14extended | 58 | Webster, Aaron (1604) | Won 2-1 | +191617 |
| 15extended | 45 | Long, Shon (1606) | Won 2-1 | +171634 |
| top | average opponent: 1654record: 11-4 | new rating: 1634 | ||
| Grand Prix Atlanta 2003 (8ED standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 87 | Cooper, Geddes (1551) | Won 2-0 | +191519 |
| 3standard | 23 | Parnell, Taylor (1631) | Lost 0-2 | -161503 |
| 4standard | 157 | Player, Alex (1434) | Won 2-0 | +171520 |
| 5standard | 125 | Jackson, Allen (1566) | Lost 1-2 | -171503 |
| 6standard | 115 | Reimer, Dana (1491) | Lost 1-2 | -191484 |
| top | average opponent: 1535record: 2-3 | new rating: 1484 | ||