Umana Chaves, Jose Pablo
Current rating: 1615
Record: 8-4 (GP) / 15-19-2 (professional)
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 110 | Gomez, Angel F (1484) | Lost 1-2 | -191525 |
| 4sealed | 155 | Abea, Jose Antonio (1499) | Won 2-0 | +181543 |
| 5sealed | 126 | Smith, Oswell S (1538) | Won 2-0 | +181561 |
| 6sealed | 69 | Batista Viloria, Axel (1535) | Won 2-0 | +171578 |
| 7sealed | 50 | Fallas, Cesar (1552) | Won 2-1 | +181596 |
| 8sealed | 39 | hastain, greg (1639) | Won 2-1 | +181614 |
| 9draft | 25 | Perez, Max (1553) | Won 2-1 | +171631 |
| 10draft | 25 | Enberg, Staffan (1693) | Won 2-0 | +191650 |
| 11draft | 28 | Soler, William J (1593) | Won 2-1 | +171667 |
| 12draft | 8 | Loria Rojas, Andres (1603) | Lost 1-2 | -191648 |
| 13draft | 21 | Duran, Gabriel (1624) | Lost 1-2 | -181630 |
| 14draft | 19 | Calcano, Christian (1785) | Lost 0-2 | -151615 |
| top | average opponent: 1592record: 8-4 | new rating: 1615 | ||
| 2010 World Championship (mixed) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 94 | Carbonero Sanz, Anibal (1591) | Won 2-1 | +201519 |
| 2standard | 49 | Chio, Ben (1599) | Won 2-1 | +191538 |
| 3standard | 8 | Ikeda, Tsuyoshi (1789) | Won 2-1 | +231561 |
| 4standard | 1 | Canali, Pierre (1791) | Lost 1-2 | -141547 |
| 5standard | 44 | Govedarov, Ivan (1552) | Lost 1-2 | -181529 |
| 6standard | 53 | Stark, Ben S (2044) | Lost 1-2 | -101519 |
| 7draft | 150 | Tong, Wu (1661) | Lost 1-2 | -151504 |
| 8draft | 158 | Sirilertvorakul, Veerapat (1731) | Lost 0-2 | -141490 |
| 9draft | 119 | Nakamura, Hajime (1700) | Lost 0-2 | -141476 |
| 10draft | 14 | Ortiz, Ottoniel (1479) | Won 2-0 | +181494 |
| 11draft | 165 | Woods, Conley (1977) | Won 2-1 | +261520 |
| 12draft | 121 | Papadopoulos, Panagiotis (1485) | Won 2-0 | +171537 |
| 13extended | 99 | Komuro, Shuu (1769) | Draw 1-1 | +51542 |
| 14extended | 87 | Bonazza, Franco (1494) | Won 2-0 | +171559 |
| 15extended | 70 | Nystrom, Per (1910) | Won 2-1 | +241583 |
| 16extended | 52 | Canavesi, Daniele (1838) | Lost 0-2 | -141569 |
| 17extended | 69 | Watanabe, Yuuya (1992) | Lost 0-2 | -101559 |
| 18extended | 81 | Malin, Antti (1755) | Lost 0-2 | -151544 |
| top | average opponent: 1731record: 8-9-1 | new rating: 1544 | ||
| 2009 World Championship (mixed) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 111 | Saito, Tomoharu (2049) | Lost 0-2 | -91491 |
| 2standard | 175 | Sulicic, Dinko (1541) | Won 2-1 | +191510 |
| 3standard | 91 | Watanabe, Yuuya (2187) | Won 2-0 | +291539 |
| 4standard | 92 | Thompson, Gerry (1731) | Won 2-1 | +211560 |
| 5standard | 44 | Coqueiro, Rafael S (1742) | Lost 1-2 | -151545 |
| 6standard | 64 | Martin, Quentin (1780) | Lost 1-2 | -131532 |
| 7draft | 135 | Rivera, Braulio (1471) | Won 2-1 | +171549 |
| 8draft | 173 | Weng, Ruei-Yi (1617) | Lost 1-2 | -171532 |
| 9draft | 85 | Tabet, Basam (1713) | Won 2-1 | +211553 |
| 10draft | 8 | Zhang, Zhiyang (1641) | Lost 1-2 | -161537 |
| 11draft | 114 | Han, Hojae (1600) | Lost 0-2 | -171520 |
| 12draft | 106 | Luo, Ryan (1612) | Lost 0-2 | -161504 |
| 13extended | 133 | Hodzic, Emerik (1552) | Won 2-0 | +181522 |
| 14extended | 116 | Bergstrom, Jonathan (1697) | Lost 0-2 | -141508 |
| 15extended | 130 | Stark, Ben S (1762) | Lost 1-2 | -141494 |
| 16extended | 136 | Kochurov, Andrey (1611) | Draw 1-1 | +21496 |
| 17extended | 135 | Costa, Nuno (1663) | Lost 0-2 | -151481 |
| 18extended | 137 | Lemus Hernandez, Mar (1460) | Won 2-1 | +181499 |
| top | average opponent: 1691record: 7-10-1 | new rating: 1499 | ||