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Individual Calculations September 2009 |
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| Koitka, Jakub Total change: -32.40 | |   |
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| International Chess Festival "SUDETY 2009" | Szklarska Poreba/Agencja 64 | POL | 2009-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1736 | 3.00 | 8 | -1.52 | 15 | -22.80 | |
|  Gumula, Daniel | f | | 2086 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Zezulkin, Alina | | | 1635 | POL | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Wojna, Natalia | | | 1476 | POL | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Nun, Joanna | | | 1603 | POL | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Swiderski, Radoslaw | | | 1664 | POL | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Grzeskow, Adrian | | | 1779 | POL | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Delekta, Filip | | | 1727 | POL | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Gromala, Radoslaw | | | 1570 | 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) | | | | Druzynowe Mistrzostwa Polski - Extraliga Juniorow | Chotowa | POL | 2009-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1765 | 1778 | 4.00 | 9 | -0.64 | 15 | -9.60 | |
| | Kaluzny, Tomasz | | | 1547 | POL | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Popiol, Michal | | | 1788 | POL | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Kowalczyk, Adam | | | 1745 | POL | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Adamowicz, Maciej | | | 1847 | POL | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Smolka, Marcin | | | 1897 | POL | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Lapaj, Mateusz | | | 1796 | POL | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Szolc, Grzegorz | | | 1644 | POL | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Musialkiewicz, Pawel | | | 1838 | POL | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Dadello, Krzysztof | | | 1780 | POL | 1.00 | 1 | 0.50 | 15 | 7.50 | |
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) | | |
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