Mauck, David
Current rating: 1620
Record: 12-5-1
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1597 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 91 | Stasyszen, Jeremy (1468) | Won 2-0 | +161613 |
| 2modern | 242 | Collins, Steven (1546) | Won 2-0 | +161629 |
| 3modern | 1017 | Richer, Charles (1510) | Lost 0-0 | -201609 |
| 4modern | 377 | Lopez, Andres (1498) | Won 2-0 | +161625 |
| 5modern | 114 | Turner, Scott (1544) | Won 2-1 | +171642 |
| 6modern | 115 | Howard, Devin (1553) | Won 2-0 | +161658 |
| 7modern | 33 | Grissom, Koelten (1701) | Lost 0-2 | -171641 |
| 8modern | 77 | Diesel, John (1496) | Lost 1-2 | -211620 |
| average opponent: 1540record: 5-3 | new rating: 1620 | |||
| Grand Prix Austin 2012 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 177 | Shaw, Wesley (1500) | Draw 1-1 | 01500 |
| 2sealed | 274 | Blalock, Justin (1500) | Won 2-1 | +181518 |
| 3sealed | 173 | Trejo, Paul (1519) | Won 2-1 | +181536 |
| 4sealed | 157 | Martin, Sean (1572) | Won 2-0 | +191555 |
| 5sealed | 45 | Cornell, Jason (1555) | Won 2-0 | +181573 |
| 6sealed | 40 | Black, Alex (1646) | Won 2-1 | +191592 |
| 7sealed | 20 | Wolloch, Sam (1560) | Won 2-0 | +171609 |
| 8sealed | 10 | Minard, Darin (1667) | Won 2-0 | +191628 |
| 9sealed | 5 | DeTora, Melissa (1876) | Lost 0-2 | -131615 |
| 10draft | 20 | Magelssen, Josh (1613) | Lost 0-2 | -181597 |
| average opponent: 1601record: 7-2-1 | new rating: 1597 | |||