Tatum, Thomas
Current rating: 1463
Record: 1-3
| Grand Prix Austin 2012 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 6 | Rosenmeier, Jon (1428) | Lost 0-2 | -191481 |
| 2sealed | 292 | Knighton, Nick (1481) | Won 2-1 | +181499 |
| 3sealed | 340 | Litzinger, Michael (1500) | Lost 0-2 | -181481 |
| 4sealed | 438 | FAUSAK, RUSTY (1478) | Lost 0-2 | -181463 |
| average opponent: 1472record: 1-3 | new rating: 1463 | |||