SPARKS, MICHAEL A
Current rating: 1464
Record: 1-3
| Grand Prix Houston 2013 (DGM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 173 | Johnson, Josh L (1500) | Lost 0-2 | -181482 |
| 2sealed | 290 | Coleman, Abigail (1482) | Won 2-0 | +181500 |
| 3sealed | 296 | R788, Brian (1500) | Lost 1-2 | -181482 |
| 4sealed | 370 | Ford, John (1483) | Lost 0-2 | -181464 |
| average opponent: 1491record: 1-3 | new rating: 1464 | |||