Frederico Costa, Antonio
Current rating: 1589
Record: 13-7 (GP) / 3-4 (professional)
| Pro Tour Tokyo 2001 (Invasion block) | starting rating: 1598 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 79 | Lau, Sam Lei Kang (1622) | Lost 1-2 | -181580 |
| 2block | 71 | Johns, Scott (1887) | Lost 0-2 | -121568 |
| 3block | 131 | Frank, Joel (1604) | Won 2-0 | +191587 |
| 4block | 91 | Murakami, Yuki (1673) | Won 2-1 | +191606 |
| 5block | 45 | Rubin, Matthew (1518) | Won 2-1 | +171623 |
| 6block | 58 | Watanabe, Hiroto (1563) | Lost 1-2 | -201603 |
| 7block | 81 | Parker, Brock (1777) | Lost 0-2 | -141589 |
| top | average opponent: 1663record: 3-4 | new rating: 1589 | ||
| Grand Prix Florence 2000 (extended) | starting rating: 1576 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 2 | Fredembach, Clement (1500) | Lost 0-2 | -201556 |
| 2extended | 239 | Guerrier, Stephane (1483) | Won 2-0 | +171573 |
| 3extended | 161 | Sghedoni, Luca (1501) | Won 2-0 | +171590 |
| 4extended | 78 | Bertos, Nicolas (1367) | Won 2-1 | +141604 |
| 5extended | 58 | Grazioli, Cristiano (1535) | Won 2-1 | +161620 |
| 6extended | 41 | Holzweiss, Ralf (1569) | Won 2-0 | +171637 |
| 7extended | 18 | Canavesi, Daniele (1496) | Lost 1-2 | -201617 |
| 8extended | 53 | Duarte, Ricardo (1569) | Lost 0-2 | -191598 |
| top | average opponent: 1502record: 5-3 | new rating: 1598 | ||
| Grand Prix Porto 2000 (PCY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 193 | Perez, Jose Alberto (1519) | Won 2-0 | +181518 |
| 2sealed | 116 | Romero Urdiain, Fernando (1485) | Won 2-0 | +181536 |
| 3sealed | 19 | Anton, Manuel (1537) | Won 2-1 | +181554 |
| 4sealed | 13 | Silva, Pedro5 (1553) | Won 0-0 | +181572 |
| 5sealed | 2 | Mello, Patrick (1643) | Lost 1-2 | -171555 |
| 6sealed | 26 | Sousa, Rafael (1554) | Won 2-0 | +181573 |
| 7sealed | 9 | Chan, Tiago (1607) | ID | 01573 |
| 8rochester | 31 | Schulte-Middelich, Micha (1654) | Won 2-1 | +191592 |
| 9rochester | 11 | Matejka, Pavol (1586) | Won 2-0 | +181610 |
| 10rochester | 6 | Steinsdoerfer, Daniel (1656) | Lost 0-2 | -171593 |
| 11rochester | 11 | Rivas, Eduardo (1590) | Won 2-0 | +181611 |
| 12rochester | 11 | Rodrigues, Marcio (1597) | Lost 1-2 | -181593 |
| 13rochester | 17 | Betti, Alessandro (1635) | Lost 0-2 | -171576 |
| top | average opponent: 1586record: 8-4-1 | new rating: 1576 | ||