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Individual Calculations October 2008 |
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| Roszkowski, Rafal Total change: 6.75 | |   |
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| District Woj. Podlaskie group A | Bialystok | POL | 2008-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2004 | 2225 | 6.50 | 8 | 0.41 | 15 | 6.15 | |
|  Strumilo, Slawomir | | | 1891 | POL | 1.00 | 1 | 0.12 | 15 | 1.80 | |  Dudel, Anna | | | 1933 | POL | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Cylwik, Zbigniew | | | 2073 | POL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Strojek, Kazimierz | | | 1927 | POL | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Kostyra, Stanislaw | m | | 2273 | POL | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Bobras, Jan | | | 1875 | POL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Jablonski, Zenon | | | 2118 | POL | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Nasuta, Grzegorz | | | 1940 | POL | 0.50 | 1 | -0.34 | 15 | -5.10 | |
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) | | | | POL Team Junior Championship - 2nd League | Sielpia | POL | 2008-07-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 2231 | 5.00 | 8 | -0.12 | 15 | -1.80 | |
| | Siwiec, Arkadiusz | | | 2096 | POL | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Kowalczyk, Rafal | | | 1971 | POL | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Kopczynski, Michal | | | 2201 | POL | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Zapolski, Krzysztof | | | 2257 | POL | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Tobolski, Jakub | | | 2051 | POL | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Kielar, Maciej | | | 2045 | POL | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Sochacki, Wojtek | | | 2239 | FRA | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Markowski, Piotr | | | 2119 | POL | 0.00 | 1 | -0.65 | 15 | -9.75 | |
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) | | | | Lomza Championship Open 2008 | Lomza | POL | 2008-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 2231 | 4.50 | 5 | 0.16 | 15 | 2.40 | |
| | Filipkowska, Martyna | | | 1881 | POL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Obiedzinski, Pawel | | | 2008 | POL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Michalak, Robert | | | 1881 | POL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Jarczewski, Marcin | | | 1881 | POL | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Prazych, Tadeusz | | | 1881 | POL | 1.00 | 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) | | |
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