Luebke, David
Current rating: 1609
Record: 10-4
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 360 | Li, Fabien (1717) | Won 2-0 | +211574 |
| 2sealed | 49 | Eckenrode, Luke (1518) | Won 2-0 | +171591 |
| 3sealed | 76 | Boeve-Winquist, Benjamin (1485) | Won 2-0 | +161607 |
| 4sealed | 148 | Lucy, J. Sawyer (1807) | Won 2-1 | +211628 |
| 5sealed | 60 | DEsposito, David (1565) | Lost 1-2 | -191609 |
| average opponent: 1618record: 4-1 | new rating: 1609 | |||
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 190 | Connelly, Anthony (1485) | Won 2-0 | +181518 |
| 2sealed | 98 | Lipps, Doug (1474) | Won 2-1 | +171535 |
| 3sealed | 24 | Knisley, Devon (1518) | Won 2-1 | +181553 |
| 4sealed | 38 | Mays, Rich (1481) | Won 2-0 | +161569 |
| 5sealed | 4 | Willemstein, Paul (1565) | Lost 1-2 | -181551 |
| 6sealed | 30 | Waymon, Larry (1473) | Won 2-1 | +171568 |
| 7sealed | 64 | Belant, Andrew (1605) | Lost 0-2 | -171551 |
| 8sealed | 54 | Bongiovanni, Mauro (1715) | Won 2-1 | +201571 |
| 9sealed | 64 | Selinger, Rick (1524) | Lost 0-2 | -181553 |
| average opponent: 1538record: 6-3 | new rating: 1553 | |||