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Individual Calculations September 2009 |
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| Kaczmarek, Piotr Total change: -47.25 | |   |
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| International Chess Tournament - Kowalewo Pomorskie A | Kowalewo Pomorskie | POL | 2009-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2096 | 1897 | 0.50 | 6 | -1.06 | 15 | -15.90 | |
|  Brzeski, Maciej | | | 2297 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Zurkowski, Andrzej | | | 2150 | POL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Choroszej, Aleksander | | | 2067 | POL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Bernacki, Krzysztof | | | 2074 | POL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Klugiewicz, Jozef | | | 1977 | POL | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Flazinski, Jozef | | | 2009 | POL | 0.50 | 1 | 0.15 | 15 | 2.25 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 International Chess Festival Open B Chojnice 2009 | Chojnice | POL | 2009-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1767 | 1897 | 2.50 | 7 | -2.16 | 15 | -32.40 | |
| | Chojnowski, Robert | | | 1638 | POL | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Zbrzezny, Tomasz | | | 1850 | POL | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Jastrzebski, Wlodzimierz | | | 1829 | POL | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Rycyk, Radoslaw | | | 1604 | POL | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Rudenkov, Sergei | | | 1800 | BLR | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Czapiewski, Waldemar | | | 1880 | POL | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Bartoszek, Marcin | | | 1766 | POL | 0.00 | 1 | -0.68 | 15 | -10.20 | |
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) | | | | XI Miêdzynarodowe Mistrzostwa Miasta Gdanska -Open A | Gdansk | POL | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 1897 | 3.00 | 9 | 0.07 | 15 | 1.05 | |
| | Bieluszewski, Piotr | | | 2162 | POL | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Marszk, Kazimierz | | | 2108 | POL | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Zielinski, Wojciech | | | 1973 | POL | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Kapica, Wlodzimierz | | | 2038 | POL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Ulanowski, Karol | | | 1777 | POL | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Jaroch, Pawel | | | 2243 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Kempinski, Tomasz | | | 2297 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Ziemann, Jaroslaw | | | 1953 | POL | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Traczewski, Wojciech | | | 1869 | POL | 1.00 | 1 | 0.46 | 15 | 6.90 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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