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Individual Calculations November 2009 |
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| Kozakow, Mikolaj Total change: 0.75 | |   |
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| The 45th Akiba Rubinstein - International Chess Festival - Open D | Polanica Zdroj | POL | 2009-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1628 | 1504 | 1.50 | 4 | 0.17 | 15 | 2.55 | |
|  Kustal, Emilia | | | 1603 | POL | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Jarmula, Lukasz | | | 1574 | POL | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Lachowicz, Judyta | | | 1679 | POL | 0.50 | 1 | 0.23 | 15 | 3.45 | |  Mykita, Andrzej | | | 1657 | POL | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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) | | | | II Turniej Szachowy 'Cztery Pory Roku' o Puchar Burmistrza Ursusa - grupa A | Warszawa-Ursus | POL | 2009-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1769 | 1521 | 1.00 | 5 | -0.12 | 15 | -1.80 | |
| | Grzelak, Artur | | | 1921 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Szwaj, Jacek | | | 1878 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Szewczyk, Mariusz | | | 1721 | POL | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Rytel, Bartosz | | | 1480 | POL | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Eggink, Ryszard | | | 1843 | POL | 0.50 | 1 | 0.37 | 15 | 5.55 | | | * 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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