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Individual Calculations September 2009 |
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| Sowa, Bernard Total change: -11.25 | |   |
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| XX Open Tournament Rudnik`2009 Gr A | Rudnik nad Sanem | POL | 2009-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1893 | 1900 | 1.00 | 4 | -1.11 | 15 | -16.65 | |
|  Klekowski, Maciej | | | 2250 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Zadlo, Anna | | | 1809 | POL | 0.00 | 1 | -0.62 | 15 | -9.30 | |  Czerw, Dawid | | | 1691 | POL | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Bartoszek, Marcin | | | 1823 | POL | 0.50 | 1 | -0.11 | 15 | -1.65 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | V Miêdzynarodowy Integracyjny Turniej Szachowy Pszczyna | Pszczyna | POL | 2009-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 1917 | 3.50 | 8 | -0.30 | 15 | -4.50 | |
| | Pazdziora, Michal | | | 2248 | POL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Bogusz, Tomasz | | | 1744 | POL | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Wesolowska, Hanna | | wf | 2044 | POL | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Reichert, Jakub | | | 1760 | POL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Czernicki, Bogdan | | | 2034 | POL | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Nowak, Maciej | | | 2036 | POL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Fraczek, Leslaw | | | 1908 | POL | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Szusterowski, Przemyslaw | | | 1750 | POL | 0.50 | 1 | -0.22 | 15 | -3.30 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | VII Memorial Marka Piasty | Tarnowskie Gory | POL | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 1917 | 3.50 | 8 | 0.66 | 15 | 9.90 | |
| | Sroka, Janusz | | | 2064 | POL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Radzikowski, Dawid | | | 1990 | POL | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Sztwiertnia, Krzysztof | | | 2059 | POL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Jacel, Lukasz | | | 1961 | POL | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Noga, Jozef | | | 1995 | POL | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Malecki, Rafal | | | 2146 | POL | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Szneider, Kazimierz | | | 1974 | POL | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Widera, Jan | | | 2013 | POL | 0.00 | 1 | -0.37 | 15 | -5.55 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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