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Individual Calculations August 2019 |
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| Kowalczyk, Waldemar Total change: 4.20 | |   |
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| Najdorf Chess Festival gr. B | Warszawa | POL | 2019-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1737 | 1537 | 2.50 | 9 | 0.21 | 20 | 4.20 | |
|  Zbrzeski, Piotr | | | 1771 | POL | 0.50 | 1 | 0.29 | 20 | 5.80 | |  Rejniak, Zuzanna | | | 1808 | POL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Czarnecka, Lidia | | | 1731 | POL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Mike, Patryk | | | 1937 * | POL | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Zimochocki, Roman | | | 1671 | POL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Strepikowski, Pawel | | | 1639 | POL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Rozumek, Krzysztof | | | 1792 | POL | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Ossolinska, Matylda | | | 1571 | POL | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Wojnowski, Jan | | | 1717 | POL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | * 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) | | |
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