Ukkola, Joni
Current rating: 1621
Record: 26-22-2 (GP) / 18-13 (professional)
| Grand Prix Bologna 2016 (modern) | starting rating: 1661 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 512 | Martinez, Andres [ITA] (1567) | Won 2-0 | +161677 |
| 2modern | 31 | Shedyakov, Alexandr (1452) | Lost 0-2 | -221655 |
| 3modern | 701 | Dobrzynski, Patryk (1454) | Lost 1-2 | -221633 |
| 4modern | 981 | Maccagnani, Andrea (1445) | Lost 0-2 | -211612 |
| 5modern | 953 | Fusco, Marco (1467) | Won 2-1 | +151627 |
| 6modern | 875 | Termis Trilles, Ernesto (1430) | Won 2-0 | +151642 |
| 7modern | 527 | Larsson, Sebastian (1500) | Lost 0-2 | -211621 |
| top | average opponent: 1474record: 3-4 | new rating: 1621 | ||
| Grand Prix Prague 2014 (modern) | starting rating: 1682 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 298 | Havranek, Radim (1448) | Won 2-0 | +141696 |
| 2modern | 286 | Storch, Florian (1643) | Won 2-1 | +171713 |
| 3modern | 208 | Gorokhovskyy, Kostyantyn (1641) | Won 2-1 | +161729 |
| 4modern | 149 | Totino, Marco (1500) | Lost 0-2 | -221707 |
| 5modern | 182 | Kaitila, Aleksi (1533) | Won 2-1 | +151722 |
| 6modern | 192 | Jabs, Slawomir (1660) | Lost 0-2 | -191703 |
| 7modern | 252 | Roszla, Mirek (1504) | Lost 1-2 | -221681 |
| 8modern | 258 | Vardzik, Tomas (1537) | Lost 0-2 | -201661 |
| top | average opponent: 1558record: 4-4 | new rating: 1661 | ||
| Grand Prix Hanover 2009 (extended) | starting rating: 1696 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 83 | Lippmann, Klaus D (1502) | Won 2-0 | +141710 |
| 3extended | 23 | Dornick, Jonas (1506) | Lost 1-2 | -211689 |
| 4extended | 99 | Bethke, Patrick (1519) | Draw 0-0 | -31686 |
| 5extended | 110 | Megens, Tom (1484) | Won 2-1 | +141700 |
| 6extended | 68 | Chronopoulos, Bill (1686) | Lost 0-2 | -181682 |
| top | average opponent: 1539record: 2-2-1 | new rating: 1682 | ||
| Grand Prix Copenhagen 2005 (extended) | starting rating: 1692 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 52 | Steinaa, Jakob (1575) | Lost 1-2 | -201672 |
| 3extended | 61 | Schutte, Soren (1408) | Won 2-1 | +131685 |
| 4extended | 92 | Matthies, Mario (1519) | Won 2-0 | +151700 |
| 5extended | 75 | Bracht, Maximilian (1803) | Lost 0-2 | -161684 |
| 6extended | 82 | Middleton, Gareth (1452) | Won 2-1 | +141698 |
| 7extended | 62 | Rentzsch, Stefan (1699) | Won 2-1 | +181716 |
| 8extended | 44 | Varady, Balazs (1593) | Lost 1-2 | -201696 |
| top | average opponent: 1579record: 4-3 | new rating: 1696 | ||
| Grand Prix Helsinki 2004 (COK limited) | starting rating: 1711 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 32 | Jonsson, Anton (2004) | Lost 1-2 | -131698 |
| 5sealed | 74 | Schuette, Soeren (1515) | Won 2-1 | +151713 |
| 6sealed | 24 | Krejsa, Tomas (1562) | Lost 0-2 | -211692 |
| top | average opponent: 1693record: 1-2 | new rating: 1692 | ||
| Grand Prix Gothenburg 2003 (MRD limited) | starting rating: 1645 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 55 | Cedercrantz, Johan (1594) | Won 2-1 | +171662 |
| 3sealed | 17 | Rosnes, Christian (1450) | Won 2-1 | +141676 |
| 4sealed | 55 | Dam, Lars (1617) | Lost 1-2 | -191657 |
| 5sealed | 101 | Enerstvedt, Gerhard (1538) | Won 2-0 | +161673 |
| 6sealed | 28 | Pettersson, Thomas (1554) | Won 2-1 | +151688 |
| 7sealed | 17 | Loeb, Davy (1706) | Lost 0-2 | -171671 |
| 8sealed | 49 | Farrington, Frederik (1547) | Won 2-0 | +161687 |
| 9rochester | 16 | Courtois, Frederic (1947) | Won 2-0 | +221709 |
| 10rochester | 14 | Zink, Daniel (2001) | Lost 1-2 | -131696 |
| 11rochester | 22 | Lundstrom, Per (1659) | Won 2-0 | +181714 |
| 12rochester | 5 | Jantunen, Pauli (1540) | Draw 1-1 | -31711 |
| 13rochester | 24 | Yatsenko, Alex (1644) | Lost 0-1 | -201691 |
| 14rochester | 17 | Kraft, Rene (1789) | Won 2-0 | +201711 |
| top | average opponent: 1660record: 8-4-1 | new rating: 1711 | ||
| 2003 World Championship (mixed) | starting rating: 1663 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 145 | Fries, Stefan (1629) | Lost 0-2 | -191644 |
| 2standard | 19 | Kharchenko, George (1482) | Won 2-1 | +151659 |
| 3standard | 114 | Adalbjornsson, Stefan (1517) | Won 2-0 | +161675 |
| 4standard | 112 | Larkin, John (1799) | Won 2-0 | +201695 |
| 5standard | 59 | Rizner, Andrej (1641) | Lost 1-2 | -191676 |
| 6standard | 68 | Chang, Chih-Hsiang (1733) | Won 2-1 | +191695 |
| 7rochester | 143 | Camangon, Gerald (1459) | Won 2-1 | +141709 |
| 8rochester | 28 | Caligaris, Gabriel (1808) | Lost 1-2 | -161693 |
| 9rochester | 37 | Lee, Sang-Ryeol (1548) | Lost 0-2 | -211672 |
| 10rochester | 105 | Salem, Gisle (1742) | Lost 1-2 | -171655 |
| 11rochester | 89 | Sierra, Jorge (1524) | Won 2-1 | +161671 |
| 12rochester | 47 | Wee, Pang Ming (1768) | Lost 1-2 | -161655 |
| 13extended | 61 | Jung, Eu-Seung (1548) | Won 2-0 | +161671 |
| 14extended | 62 | Sadeghpour, Johan (1800) | Lost 0-2 | -161655 |
| 15extended | 64 | Herzog, Nicolai (2010) | Won 2-1 | +241679 |
| 16extended | 19 | Caligaris, Gabriel (1768) | Lost 1-2 | -161663 |
| 17extended | 3 | Oberbek, Przemyslaw (1638) | Lost 0-2 | -181645 |
| top | average opponent: 1671record: 8-9 | new rating: 1645 | ||
| 2003 European Championship (mixed) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 128 | Barrado, Carlos (1827) | Won 2-1 | +231540 |
| 2standard | 33 | van den Hanenberg, Frank (1696) | Won 2-0 | +211561 |
| 3standard | 6 | Ruel, Olivier (1690) | Won 2-1 | +201581 |
| 4rochester | 126 | van der Velden, Stan (1870) | Lost 1-2 | -131568 |
| 5rochester | 60 | Winkelmann, Horst (1604) | Won 2-1 | +191587 |
| 6rochester | 67 | Cirigliano, Matteo (1571) | Won 2-1 | +181605 |
| 7rochester | 3 | Clapton, Chris (1706) | Won 2-1 | +201625 |
| 8rochester | 117 | Wright, Stuart (1625) | Lost 1-2 | -181607 |
| 9rochester | 2 | Clapton, Chris (1675) | Won 2-0 | +191626 |
| 10rochester | 11 | Parazzoli, Dario (1827) | Lost 1-2 | -151611 |
| 11standard | 9 | Hovi, Tommi (1997) | Won 2-0 | +251636 |
| 12standard | 6 | Dato, Federico (1678) | Won 2-0 | +191655 |
| 13standard | 8 | Summersberger, Helmut (1837) | Lost 1-2 | -151640 |
| 14standard | 10 | Gomersall, Sam (1910) | Won 2-1 | +231663 |
| top | average opponent: 1751record: 10-4 | new rating: 1663 | ||
| Grand Prix Helsinki 2000 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 122 | Kivikoski, Mikko (1500) | Won 2-1 | +181518 |
| 2sealed | 67 | Leskinen, Antti (1518) | Lost 1-2 | -181500 |
| 3sealed | 79 | Matousek, Pavel (1434) | Lost 0-2 | -191481 |
| 4sealed | 120 | Puumalainen, Miika (1482) | Won 2-1 | +181499 |
| 5sealed | 102 | Karhulahti, Mika (1485) | Won 2-0 | +181517 |
| 6sealed | 97 | Smetana, Michal (1504) | Won 0-0 | +171534 |
| 7sealed | 37 | Nieminen, Tuomo (1552) | Lost 0-2 | -171517 |
| top | average opponent: 1496record: 4-3 | new rating: 1517 | ||