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Individual Calculations March 2012 |
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| Kowalec, Maciej Total change: 19.50 | |   |
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| XIV Ketrzynski Festiwal Szachowy | Ketrzyn | POL | 2011-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 1640 | 3.50 | 7 | 2.01 | 15 | 30.15 | |
|  Kotlowski, Tomasz | | | 1996 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Siwon, Zbigniew | | | 1811 | POL | 1.00 | 1 | 0.73 | 15 | 10.95 | |  Nasuta, Andrzej | | | 1877 | POL | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Opalinski, Sebastian | | | 1817 | POL | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Gniado, Radoslaw | | | 1808 | POL | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Opalinski, Krzysztof | | | 1806 | POL | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Obiedzinski, Pawel | | | 2040 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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) | | | | I Weekendowy Turniej o Puchar Prezesa MZSzach | Warszawa | POL | 2012-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1610 | 1640 | 2.00 | 5 | -0.71 | 15 | -10.65 | |
| | Kubeczko, Grzegorz | | | 2017 | POL | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Bujalski, Mateusz | | | 1290 | POL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Nowak, Lukasz | | | 1676 | POL | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Kowalski, Igor | | | 1627 | POL | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Zygacka, Monika | | | 1441 | POL | 1.00 | 1 | 0.24 | 15 | 3.60 | |
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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