Tomczek, David
Current rating: 1650
Record: 11-4
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 38 | Huynh, Thanh (1338) | Won 2-1 | +151515 |
| 2modern | 42 | Million, Brent (1544) | Won 2-0 | +191534 |
| 3modern | 30 | Pritt, Matthew (1584) | Lost 0-2 | -171517 |
| 4modern | 157 | Wallace, Brandon (1428) | Won 2-1 | +161533 |
| 5modern | 245 | Mendoza, Matt (1662) | Won 2-1 | +201553 |
| 6modern | 61 | Bracamontes, Ed (1721) | Won 2-0 | +211574 |
| 7modern | 27 | Steiner, Casey (1672) | Won 2-0 | +201594 |
| 8modern | 12 | Ho, William (1696) | Won 2-0 | +201614 |
| 9modern | 16 | Smith, Frank (1611) | Won 2-1 | +181632 |
| 10modern | 12 | Rennie, Evan (1663) | Won 2-1 | +181650 |
| 11modern | 8 | Manfield, Seth (2135) | Lost 0-2 | -91641 |
| 12modern | 22 | Elenbogen, Andrew (1938) | Lost 1-2 | -131628 |
| 13modern | 50 | Waltzer, Silas (1683) | Won 2-0 | +191647 |
| 14modern | 32 | McDaniel, Charles (1805) | Lost 1-2 | -151632 |
| 15modern | 53 | Rodriguez, Jason (1644) | Won 2-1 | +181650 |
| average opponent: 1675record: 11-4 | new rating: 1650 | |||