Adkins, Tatum
Current rating: 1412
Record: 3-8
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 79 | Floyd, Jacksun (1500) | Lost 0-2 | -171429 |
| 2sealed | 238 | Brown, DeForrest (1482) | Lost 0-2 | -171412 |
| average opponent: 1491record: 0-2 | new rating: 1412 | |||
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 40 | Percy, Adam (1500) | Lost 0-2 | -181482 |
| 2block | 248 | Hughes, Nick (1482) | Lost 1-2 | -181464 |
| 3block | 292 | Holder, Brent (1464) | Lost 1-2 | -181446 |
| 4block | 322 | TRENERY, COLIN D (1446) | Won 2-0 | +181464 |
| 5block | 274 | Christman, Thaum (1472) | Lost 1-2 | -181446 |
| 6block | 248 | Sanson, Albert (1434) | Won 2-0 | +181464 |
| 7block | 190 | Stewart, Brad (1484) | Lost 1-2 | -181446 |
| 8block | 154 | Ochoa, Georgina M (1446) | Won 2-1 | +181464 |
| 9block | 118 | Bovasso, Marc (1464) | Lost 0-0 | -181446 |
| average opponent: 1466record: 3-6 | new rating: 1446 | |||