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Individual Calculations November 2009 |
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| Wrobel, Maciej Total change: -3.90 | |   |
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| XIV International Chess Festival - Seahorse of Rewal 2009 -Open B | Rewal | POL | 2009-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1883 | 3.50 | 7 | 0.79 | 15 | 11.85 | |
|  Kowalski, Lukasz | | | 2052 | POL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Grajczak, Adrian | | | 1985 | POL | 0.00 | 1 | -0.36 | 15 | -5.40 | |  Puszkarek, Kamil | | | 1593 | POL | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Ostrowski, Robert | | | 2055 | POL | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Jacel, Lukasz | | | 1961 | POL | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Sroka, Janusz | | | 2064 | POL | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Czachor, Grzegorz | | | 2024 | POL | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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) | | | | Otwarte Mistrzostwa Wroclawia - 3 Turniej | Wroclaw | POL | 2009-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1883 | 0.50 | 4 | -1.05 | 15 | -15.75 | |
| | Dobrowolski, Aleksander | | | 2283 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Labuda, Michal | | | 1821 | POL | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Zombirt, Filip | | | 1903 | POL | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Krupa, Jerzy | | | 1945 | POL | 0.00 | 1 | -0.41 | 15 | -6.15 | | | * 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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