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Rapid:
Individual Calculations February 2015 |
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| Tworzydlo, Piotr Total change: -28.20 | |   |
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| Grand Prix Polonii Wroclaw - 9.01.2015 | Wroclaw | POL | 2015-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2163 | 4.00 | 7 | -0.71 | 20 | -14.20 | |
|  Rosiak, Agata | | | 1822 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Somyk, Marcin | | | 1975 | POL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Grossmann, Ryszard | f | | 2087 | POL | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Kossobudzki, Robert | | | 2108 | POL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Piotrowski, Przemyslaw | | | 2162 | POL | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Galinski, Jaroslaw | | | 1869 | POL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Szumilas, Piotr | | | 2120 | POL | 0.00 | 1 | -0.56 | 20 | -11.20 | |
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) | | | | Grand Prix Polonii Wroclaw - 23.01.2015 | Wroclaw | POL | 2015-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2007 | 2163 | 4.00 | 7 | -0.70 | 20 | -14.00 | |
| | Sernecki, Franciszek | | | 1849 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Stelmaszuk, Maciej | | | 1918 | POL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Weichhold, Pawel | m | | 2414 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Oszczanowski, Witold | | | 2157 | POL | 0.00 | 1 | -0.51 | 20 | -10.20 | | | White, John | | | 1811 | USA | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Rossienik, Wieslaw | | | 1763 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zembaty, Marek | | | 2140 | POL | 1.00 | 1 | 0.47 | 20 | 9.40 | | | * 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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