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Individual Calculations October 2008 |
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| Grobelna, Ewa Total change: -25.00 | |   |
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| 9.World Championship Chess IPCA - A | Hrabyne | CZE | 2008-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1948 | 1666 | 0.50 | 4 | -0.16 | 25 | -4.00 | |
|  Kuprin, Vladimir | | | 2016 | RUS | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Relidzynski, Tadeusz | | | 1988 | POL | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Klimes, Jan | | | 1892 | CZE | 0.50 | 1 | 0.29 | 25 | 7.25 | | | Tatarcik, Vladimir | | | 1897 | CZE | 0.00 | 1 | -0.21 | 25 | -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) | | | | Ogólnopolski Integracyjny Turniej Szachowy Osób Niepe³nosprawnych - Rowy'2008 | Rowy | POL | 2008-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1727 | 1666 | 0.50 | 3 | -0.84 | 25 | -21.00 | |
| | Tuszynski, Edmund | | | 2016 | POL | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Szczerbak, Stefan | | | 1615 | POL | 0.50 | 1 | -0.07 | 25 | -1.75 | | | Zarow, Elzbieta | | | 1549 | POL | 0.00 | 1 | -0.66 | 25 | -16.50 | |
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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