Isidro, Joao
Current rating: 1589
Record: 10-8-2 (GP) / 29-27-2 (professional)
| Grand Prix Lisbon 2005 (BOK limited) | starting rating: 1578 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 68 | Rio, Tiago (1500) | Won 2-0 | +161594 |
| 2sealed | 63 | Simoes, Joao (1518) | Won 1-0 | +171611 |
| 3sealed | 37 | Sanchez, Ernest (1451) | Draw 1-1 | -31608 |
| 4sealed | 58 | Prior, Joao (1503) | Won 2-0 | +161624 |
| 5sealed | 27 | Barbou, Leonard (1745) | Lost 0-2 | -161608 |
| 6sealed | 63 | Neves, Nuno (1538) | Lost 0-2 | -191589 |
| top | average opponent: 1543record: 3-2-1 | new rating: 1589 | ||
| Grand Prix London 2001 (Invasion block) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 111 | Brinkmann, Jan (1520) | Draw 1-1 | -11580 |
| 3block | 85 | Haffenden, Stuart (1500) | Won 2-0 | +161596 |
| 4block | 62 | Duarte, Ricardo (1564) | Lost 0-2 | -181578 |
| top | average opponent: 1528record: 1-1-1 | new rating: 1578 | ||
| Grand Prix Madrid 2000 (extended) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 35 | Magnusson, Mikael (1626) | Won 2-0 | +191585 |
| 4extended | 10 | Firsov, Konstantin (1474) | Won 2-1 | +161601 |
| 5extended | 7 | Penna, Mario (1573) | Won 2-0 | +181619 |
| 6extended | 4 | Moratinos, Lucio (1595) | Won 2-0 | +171636 |
| 7extended | 3 | Mariani, Rui (1614) | Won 2-0 | +181654 |
| 8extended | 2 | Courtois, Frederic (1640) | Won 2-0 | +181672 |
| 9extended | 1 | Mello, Patrick (1688) | Lost 0-2 | -181654 |
| 10extended | 2 | Ruel, Olivier (1694) | Lost 0-2 | -171637 |
| 11extended | 4 | Dominguez Ramos, Alejandro (1494) | Lost 0-1 | -211616 |
| 12extended | 6 | Vicente Diaz, Daniel (1587) | Lost 0-2 | -181598 |
| 13extended | 14 | Llopis Martinez, Paco Francisco (1680) | Lost 1-2 | -171581 |
| top | average opponent: 1606record: 6-5 | new rating: 1581 | ||
| 1999 World Championship (mixed) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 88 | Pereira, Christiano (1500) | Lost 0-0 | -191528 |
| 2standard | 103 | Turian, Michael (1701) | Won 0-0 | +211549 |
| 3standard | 61 | Hart, Jacob (1499) | Lost 0-0 | -191530 |
| 4standard | 66 | Zuercher, Martin (1454) | Won 0-0 | +171547 |
| 5standard | 60 | Hamon, Yann (1519) | Lost 0-2 | -191528 |
| 6standard | 75 | Tsang, Terry (1640) | Lost 0-0 | -161512 |
| 7rochester | 86 | Brown-Santirso, Damian (1422) | Lost 0-0 | -191493 |
| 8rochester | 95 | Hubble, Bryan (1557) | Lost 0-0 | -171476 |
| 10rochester | 84 | Park, Jung-Bock (1460) | Won 0-0 | +181494 |
| 11rochester | 52 | Lichniak, Marcin (1428) | Won 0-0 | +161510 |
| 12rochester | 33 | du Plessis, Christiaan (1484) | Lost 0-0 | -181492 |
| 13extended | 75 | Senyuz, Aras (1460) | Won 0-0 | +171509 |
| 14extended | 55 | Lau, Sam Lei Kang (1501) | Lost 0-0 | -181491 |
| 15extended | 71 | Debard, Michael (1561) | Won 0-0 | +191510 |
| 16extended | 56 | Selden, Brian (1650) | Won 0-0 | +211531 |
| 17extended | 48 | Firsov, Konstantin (1508) | Won 0-0 | +181549 |
| 18extended | 36 | Jones, Craig (1530) | Won 0-0 | +171566 |
| top | average opponent: 1522record: 9-8 | new rating: 1566 | ||
| Pro Tour New York 1999 (Urza's block) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 141 | Fink, Jeff (1500) | Lost 0-2 | -181477 |
| 2block | 152 | Furui, Yasunobu (1485) | Won 2-0 | +181495 |
| 3block | 77 | Sochon, Michael (1510) | Won 2-1 | +191514 |
| 4block | 50 | Hernandez, Marc [FRA] (1648) | Won 2-1 | +201534 |
| 5block | 12 | Fleischman, Sean (1682) | Won 2-1 | +211555 |
| 6block | 19 | Marsh, Warren (1579) | Won 2-0 | +181573 |
| 7block | 11 | Mowshowitz, Zvi (1717) | Lost 1-2 | -151558 |
| 8block | 18 | Betti, Alessandro (1558) | Lost 0-2 | -181540 |
| 9block | 30 | Fujita, Tsuyoshi (1566) | Lost 0-2 | -181522 |
| 10block | 42 | O'Mahoney-Schwartz, Steven (1794) | Won 2-1 | +231545 |
| 11block | 31 | Wolf, Andrew (1482) | Won 2-1 | +171562 |
| 12block | 23 | Hovi, Tommi (1717) | Lost 0-2 | -151547 |
| 13block | 29 | Schickli, Jason (1552) | Lost 0-2 | -181529 |
| 14block | 34 | Johnsen, Marius (1521) | Won 2-0 | +181547 |
| top | average opponent: 1594record: 8-6 | new rating: 1547 | ||
| Pro Tour Los Angeles 1999 (USG rochester) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1rochester | 144 | Justice, Mark (1461) | Won 0-0 | +171532 |
| 2rochester | 130 | Ishii, Yoshikazu (1518) | Lost 1-2 | -191513 |
| 3rochester | 94 | Arita, Ryuichi (1463) | Won 2-0 | +171530 |
| 4rochester | 121 | Bregoli, Mike (1482) | Lost 1-2 | -191511 |
| 5rochester | 46 | Brown, Michael (1482) | Won 2-1 | +181529 |
| 6rochester | 122 | Fournier, Nicolas (1607) | Lost 0-0 | -171512 |
| 7rochester | 92 | Taylor, Eric (1558) | Lost 0-0 | -171495 |
| top | average opponent: 1510record: 3-4 | new rating: 1495 | ||
| Pro Tour Rome 1998 (extended) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 65 | Coelho, Helder (1500) | Won 0-0 | +181500 |
| 2extended | 12 | Snygg, Mikko (1655) | Lost 0-0 | -151485 |
| 3extended | 44 | Schrijvers, Tom (1503) | Won 0-0 | +181503 |
| 4extended | 54 | Bruckel, Martin (1520) | Won 0-0 | +181521 |
| 5extended | 31 | Fuller, Ryan (1610) | Won 0-0 | +201541 |
| 6extended | 11 | Baudys, Ondrej (1553) | ID | 01541 |
| 7extended | 15 | Edwards, Rudy (1705) | Lost 0-0 | -151526 |
| 8extended | 40 | Katz, Michael (1538) | Lost 0-0 | -181508 |
| 9extended | 42 | Kroger, Peer (1589) | Draw 0-0 | +21510 |
| 10extended | 42 | Nakamura, Yoichi (1509) | Won 0-0 | +181528 |
| 11extended | 33 | Tsai, Tony (1573) | Won 0-0 | +191547 |
| 12extended | 23 | Kesselman, Eric (1574) | Draw 0-0 | 01547 |
| 13extended | 26 | Honan, Chris (1526) | Lost 0-0 | -181529 |
| 14extended | 33 | Finkel, Jon (1744) | Lost 0-0 | -141515 |
| top | average opponent: 1578record: 6-5-3 | new rating: 1515 | ||
| Pro Tour Los Angeles 1998 (Tempest block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 124 | Benson, Gordon (1500) | Won 0-0 | +181518 |
| 2block | 24 | Drevillon, Herve (1518) | Won 0-0 | +181536 |
| 3block | 7 | Opalka, Jason (1536) | Lost 0-0 | -181518 |
| 4block | 50 | Possemiers, Ben (1518) | Lost 0-0 | -181500 |
| 5block | 82 | Ruckman, Tyler (1500) | Lost 0-0 | -181482 |
| 6block | 100 | Kokko, Jarno (1482) | Lost 0-0 | -181464 |
| 7block | 115 | Williams, David A (1447) | Won 0-0 | +181482 |
| top | average opponent: 1500record: 3-4 | new rating: 1482 | ||