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Blitz:
Individual Calculations January 2015 |
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| Kostowski, Andrzej Total change: 15.60 | |   |
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| Grand Prix 90-lecia ¦lZSzach o Puchar 16 Prezesów - T6 J.Potyki | Zabrze | POL | 2014-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 1625 | 2.50 | 14 | 0.78 | 20 | 15.60 | |
|  Wolynski, Krzysztof | | | 2022 | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Wolynski, Krzysztof | | | 2022 | POL | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Matuszczyk, Krystian | | | 1951 | POL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Matuszczyk, Krystian | | | 1951 | POL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Marini, Jan | | | 1878 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Marini, Jan | | | 1878 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Waruga, Wojciech | | | 1980 | POL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Waruga, Wojciech | | | 1980 | POL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Dors, Ryszard | | | 2025 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Dors, Ryszard | | | 2025 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Lach, Krzysztof | | | 2007 | POL | 0.50 | 1 | 0.41 | 20 | 8.20 | | | Lach, Krzysztof | | | 2007 | POL | 0.50 | 1 | 0.41 | 20 | 8.20 | | | Olbrich, Roman | | | 1889 | POL | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Olbrich, Roman | | | 1889 | POL | 0.50 | 1 | 0.32 | 20 | 6.40 | | | * 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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