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Individual Calculations September 2009 |
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| Stypka, Zbigniew Total change: -51.30 | |   |
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| V Mielenska Perla Baltyku B | Lazy | POL | 2009-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1943 | 1.50 | 4 | -1.60 | 15 | -24.00 | |
|  Kovalev, Egor | | | 1695 | RUS | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Jacek, Roksana | | | 1660 | POL | 0.50 | 1 | -0.34 | 15 | -5.10 | |  Snihur, Piotr | | | 1684 | POL | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Stodolnik, Alicja | | | 1846 | POL | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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) | | | | XVIII Miêdzynarodowy Festiwal Szachowy - Open B | Poznan | POL | 2009-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1771 | 1943 | 4.50 | 9 | -1.82 | 15 | -27.30 | |
| | Ratajczak, Mateusz | | | 1543 * | POL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Kuzma, Mateusz | | | 1684 | POL | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Chojnacki, Tomasz | | | 1816 | POL | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Zgarda, Jakub | | | 1868 | POL | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Jelen, Janusz | | | 1993 | POL | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Rusinski, Mateusz | | | 1932 | POL | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Paczka, Patryk | | | 1563 | POL | 0.00 | 1 | -0.91 | 15 | -13.65 | | | Polarczyk, Pawel | | | 1784 | POL | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Piechota, Izabela | | | 1756 | POL | 0.00 | 1 | -0.74 | 15 | -11.10 | | | * 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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