Gerbic, Marcus
Current rating: 1432
Record: 1-5
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 101 | Williams, Jeremy (1502) | Won 2-1 | +191466 |
| 2sealed | 188 | Opalk, Ryan (1521) | Lost 1-2 | -171449 |
| 3sealed | 209 | O'Brien, Thomas (1500) | Lost 0-2 | -171432 |
| average opponent: 1508record: 1-2 | new rating: 1432 | |||
| Grand Prix Cleveland 2002 (Odyssey block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 143 | Messersmith, Tyler (1482) | Lost 0-2 | -181482 |
| 2block | 241 | Procunier, Doug (1500) | Lost 0-2 | -181464 |
| 3block | 225 | Alvarez, Joshua (1518) | Lost 1-2 | -171447 |
| average opponent: 1500record: 0-3 | new rating: 1447 | |||