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Individual Calculations October 2008 |
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| Jacek, Roksana Total change: -5.70 | |   |
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| IV Miedzynarodowy Festiwal Szachowy Mielenska Perla Baltyku B | Koszalin | POL | 2008-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1805 | 1646 | 0.50 | 4 | -0.69 | 15 | -10.35 | |
|  Dus, Leszek | | | 1927 | POL | 0.00 | 1 | -0.16 | 15 | -2.40 | |  Prokopski, Tadeusz | | | 1744 | POL | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Ziobrowska, Danuta | | | 1736 | POL | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Adamowicz, Maciej | | | 1813 | POL | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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) | | | | XIX Memorial Jozefa Kochana - B | Koszalin | POL | 2008-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 1625 | 0.00 | 3 | -0.61 | 15 | -9.15 | |
| | Ratajczyk, Rafal | | | 1880 | POL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Darowicki, Mariusz | | | 1942 | POL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Malaczek, Mateusz | | | 1784 | POL | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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) | | | | The 44th Akiba Rubinstein International Chess Festival -Open C | Polanica Zdroj | POL | 2008-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1779 | 1625 | 3.00 | 7 | 0.92 | 15 | 13.80 | |
| | Karpinski, Andrzej | | | 1900 | POL | 1.00 | 1 | 0.83 | 15 | 12.45 | | | Marcjanek, Lukasz | | | 1763 | POL | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Malec, Robert | | | 1789 | POL | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Grota, Mateusz | | | 1767 | POL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Zajaczkowski, Piotr | | | 1757 | POL | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Kotula, Konrad | | | 1742 | POL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Zebracki, Tomasz | | | 1734 | POL | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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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