Hartline, Joseph
Current rating: 1562
Record: 8-6
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 80 | Daviduk, Brian (1451) | Won 2-0 | +171517 |
| 2sealed | 144 | Rubin, Richard (1518) | Won 2-1 | +181535 |
| 3sealed | 86 | Chojnacki, Robert (1534) | Won 2-1 | +181553 |
| 4sealed | 29 | Humpherys, David (1971) | Won 2-0 | +251578 |
| 5sealed | 36 | Davis, James (1753) | Won 2-0 | +211599 |
| 6sealed | 12 | Auchter, Robbie (1588) | Won 2-1 | +181617 |
| 7sealed | 4 | Anderson, Eddie (1713) | Lost 0-2 | -161601 |
| 8sealed | 23 | King, Stephen (1560) | Lost 0-2 | -191582 |
| 9sealed | 37 | Clark, Mike (1621) | ID | 01582 |
| 10draft | 56 | Humpherys, David (1958) | Lost 1-2 | -111571 |
| 11draft | 58 | Kastle, Darwin (1647) | Lost 1-2 | -171554 |
| 12draft | 63 | Dougherty, Robert (1811) | Lost 0-2 | -131541 |
| 13draft | 63 | Krouner, Ken (1729) | Won 2-0 | +211562 |
| 14draft | 53 | Clark, Mike (1581) | Won 2-0 | +191581 |
| 15draft | 42 | Bragg, Tillman (1535) | Lost 0-2 | -191562 |
| average opponent: 1665record: 8-6-1 | new rating: 1562 | |||