Pessoa, Ivo
Current rating: 1544
Record: 14-12-2
| Grand Prix Barcelona 2009 (ARB standard) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 407 | Rodil, Rodrigo (1609) | Draw 1-1 | +11550 |
| 5standard | 444 | Marrero Negrin, Jaime (1751) | Won 2-0 | +221572 |
| 6standard | 427 | Cestaro, Laurent (1854) | Lost 1-2 | -131559 |
| 7standard | 464 | Marti, Enric (1727) | Lost 1-2 | -151544 |
| top | average opponent: 1735record: 1-2-1 | new rating: 1544 | ||
| Grand Prix Bilbao 2005 (extended) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 508 | Romero, Felipe (1498) | Won 2-0 | +181534 |
| 2extended | 426 | Cintrano Prieto, Marco (1469) | Won 2-1 | +171551 |
| 3extended | 399 | Mira Gil, Carlos (1518) | Draw 1-1 | -11550 |
| 4extended | 401 | Penman, Douglas (1357) | Lost 1-2 | -221528 |
| 5extended | 449 | Galvez, Candido (1519) | Won 2-1 | +181546 |
| 6extended | 416 | Ruilopez, Daniel (1538) | Won 2-0 | +181564 |
| 7extended | 390 | Gonzalez Fernandez, Miguel (1583) | Lost 0-2 | -171547 |
| 8extended | 424 | Martin, Daniel (1715) | Lost 1-2 | -151532 |
| 9extended | 424 | Fernandez Vega, Carlos (1518) | Won 2-0 | +171549 |
| top | average opponent: 1524record: 5-3-1 | new rating: 1549 | ||
| Grand Prix Lisbon 2002 (extended) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 149 | Hernandez, Jonathan (1493) | Lost 1-2 | -181500 |
| 2extended | 217 | Almeida, Fernando (1536) | Won 2-1 | +181518 |
| 3extended | 189 | Muge, Jorge (1501) | Lost 0-2 | -181500 |
| 4extended | 219 | del Campo, Rodrigo (1463) | Lost 1-2 | -191481 |
| 5extended | 270 | Kossawkowski, Javier (1463) | Won 2-0 | +181499 |
| 6extended | 216 | Alexandre, Vitor (1481) | Won 2-1 | +181517 |
| 7extended | 169 | De Manuel Briz, Carlos (1500) | Lost 1-2 | -191498 |
| 8extended | 168 | Viegas, Andre (1482) | Won 2-0 | +181516 |
| top | average opponent: 1490record: 4-4 | new rating: 1516 | ||
| Grand Prix Porto 2000 (PCY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Silva, Antonio (1500) | Won 2-0 | +181518 |
| 2sealed | 69 | Fernandes, Renato (1518) | Lost 0-2 | -181500 |
| 3sealed | 142 | Rua, Jorge (1500) | Won 2-1 | +181518 |
| 4sealed | 151 | Correia, Joao (1570) | Won 0-0 | +191537 |
| 5sealed | 68 | Soares, Pedro (1536) | Lost 0-2 | -181519 |
| 6sealed | 126 | CUNHA, JOAO2 (1518) | Won 2-0 | +181537 |
| 7sealed | 72 | LaBeau, Mike (1494) | Lost 1-2 | -191518 |
| top | average opponent: 1519record: 4-3 | new rating: 1518 | ||