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Individual Calculations October 2008 |
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| Lewandowski, Michal Total change: 11.50 | |   |
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| International Chess Festival, OPEN 2008, Chojnice | Chojnice | POL | 2008-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1644 | 1.00 | 6 | -0.02 | 25 | -0.50 | |
|  Wruck, Wieslaw | | | 1919 | POL | 0.50 | 1 | 0.33 | 25 | 8.25 | |  Sobolewski, Bartosz | | | 1908 | POL | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Bankert, Krzysztof | | | 1956 | POL | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Siwon, Zbigniew | | | 1880 | POL | 0.50 | 1 | 0.30 | 25 | 7.50 | | | Zoch, Tomasz | | | 1897 | POL | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Miziula, Patryk | | | 1947 | POL | 0.00 | 1 | -0.14 | 25 | -3.50 | |
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) | | | NOTE: K factor changed | | VIII Ogolnopolskie Mistrzostwa Szkol Gimnazjalnych - chlopcy | Dabki | POL | 2008-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1701 | 1644 | 2.50 | 4 | 0.80 | 15 | 12.00 | |
| | Kulaszynski, Michal | | | 1813 | POL | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Chomski, Maciej | | | 1762 | POL | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Piechota, Piotr | | | 1625 | POL | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Latoszek, Michal | | | 1605 | POL | 1.00 | 1 | 0.45 | 15 | 6.75 | |
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) | | |
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