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Individual Calculations September 2010 |
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| Szewczak, Andrzej Total change: 23.85 | |   |
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| 79th YMCA Summer 2010-A | Warszawa | POL | 2010-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1944 | 1981 | 0.00 | 1 | -0.55 | 15 | -8.25 | |
|  Szwaj, Jacek | | | 1944 | POL | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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) | | | | Miguel Najdorf International Chess Festival - Open A | Warsaw | POL | 2010-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2231 | 1981 | 4.00 | 9 | 2.14 | 15 | 32.10 | |
| | Kadziolka, Beata | | wg | 2305 | POL | 0.50 | 1 | 0.37 | 15 | 5.55 | |  Hammer, Jon Ludvig | g | | 2381 * | NOR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Delega, Tomasz | | | 2186 | POL | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Tscharotschkin, Michael | | | 2201 | GER | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Deszczynski, Adam | | | 2352 | POL | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Alvarado, Carlos | | | 2216 | PER | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Winski, Lukasz | | | 2115 | POL | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Przezdziecka, Marta | | wg | 2278 | POL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Kaczmarek, Maciej | | | 2044 | POL | 1.00 | 1 | 0.59 | 15 | 8.85 | | | * 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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