Calhau, Pedro
Current rating: 1531
Record: 20-20
| Grand Prix Barcelona 2009 (ARB standard) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 472 | Arevalo Godoy, Samuel (1533) | Won 2-1 | +181512 |
| 3standard | 420 | Cleuren, Jurgen (1524) | Won 2-0 | +191531 |
| 4standard | 481 | Farreras Rue, Gerard (1591) | Won 2-0 | +191550 |
| 5standard | 438 | Golia, Patrizio (1717) | Won 2-0 | +211571 |
| 6standard | 403 | Morales Aparicio, Arturo (1589) | Won 2-1 | +181589 |
| 7standard | 405 | Radzom, Gunnar (1687) | Lost 1-2 | -161573 |
| 8standard | 419 | Fernandez De Celis, Ricardo (1578) | Won 2-0 | +181591 |
| 9standard | 412 | Darnhofer, Robert (1808) | Won 2-1 | +221613 |
| 10standard | 14 | Bohm, Constantin (1596) | Lost 1-2 | -181595 |
| 11standard | 33 | Madrona Sanchez, Kevin (1618) | Lost 1-2 | -181577 |
| 12standard | 67 | Oberg, Kenny (1950) | Lost 1-2 | -121565 |
| 13standard | 68 | Stephan, Juergen (1612) | Lost 0-2 | -171548 |
| 14standard | 66 | Porret, Jeremy (1571) | Lost 0-2 | -171531 |
| top | average opponent: 1644record: 7-6 | new rating: 1531 | ||
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 406 | Hecht, Stefan (1671) | Lost 0-2 | -161526 |
| 5sealed | 468 | Ortmann, Bjoern (1507) | Lost 0-2 | -181508 |
| 6sealed | 497 | Berthoux, Jeremy (1731) | Lost 0-2 | -141494 |
| top | average opponent: 1636record: 0-3 | new rating: 1494 | ||
| Grand Prix Madrid 2008 (EVE limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 58 | Palencia Lasheras, Enrique (1607) | Won 2-1 | +191559 |
| 3sealed | 81 | Quintana Ballines, Gaspar Aziz (1519) | Lost 1-2 | -191540 |
| 4sealed | 108 | Hernandez Gomollon, David (1501) | Lost 0-2 | -191521 |
| 5sealed | 196 | Seoane Diaz, Iago (1499) | Won 2-0 | +181539 |
| 6sealed | 112 | Escribano, Pedro (1517) | Won 2-1 | +181557 |
| 7sealed | 105 | Cammilluzzi, Marco (1726) | Lost 0-2 | -151542 |
| top | average opponent: 1561record: 3-3 | new rating: 1542 | ||
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 16 | Diel, Christopher (1465) | Lost 1-2 | -181481 |
| 3sealed | 201 | Johnson, Sven (1563) | Won 2-1 | +191500 |
| 4sealed | 110 | Vanderhaegen, Veerle (1518) | Won 2-1 | +191519 |
| 5sealed | 111 | Monnier, Thomas (1476) | Won 2-0 | +171536 |
| 6sealed | 87 | Varady, Balazs (1616) | Lost 0-2 | -171519 |
| 7sealed | 87 | Hollmann, Carsten (1535) | Lost 0-0 | -171502 |
| 8sealed | 106 | Kuchenbecker, Sebastian (1606) | Won 2-1 | +201522 |
| 9sealed | 79 | Lee, Shi Tian (1530) | Won 2-0 | +181540 |
| top | average opponent: 1539record: 5-3 | new rating: 1540 | ||
| Grand Prix Lisbon 2005 (BOK limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 234 | Tunon, Guiomar (1500) | Lost 0-2 | -181481 |
| 2sealed | 196 | Saavedra, Roberto (1483) | Lost 1-2 | -181463 |
| 3sealed | 238 | Proenca, Pedro Miguel (1464) | Won 2-0 | +181481 |
| 4sealed | 219 | Polido, Luis (1482) | Won 2-1 | +181499 |
| 5sealed | 130 | Muntada, Xavier (1499) | Lost 1-2 | -181481 |
| 6sealed | 178 | Rodriguez, Victor [ESP] (1482) | Won 2-0 | +181499 |
| top | average opponent: 1485record: 3-3 | new rating: 1499 | ||
| Grand Prix Porto 2000 (PCY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 208 | Goncalves, Paulo (1500) | Lost 1-2 | -181482 |
| 2sealed | 185 | Silva, Jose (1482) | Won 2-0 | +181500 |
| 3sealed | 107 | Massas, Joao (1500) | Won 2-0 | +181518 |
| 4sealed | 106 | Matilde, David (1484) | Lost 0-0 | -191499 |
| top | average opponent: 1492record: 2-2 | new rating: 1499 | ||