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Individual Calculations November 2020 |
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| Bobrowski, Piotr Total change: 7.00 | |   |
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| IV Mistrzostwa Polski Seniorek i Seniorow w szachach | Ustron Jaszowiec | POL | 2020-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 1816 | 5.00 | 9 | 0.35 | 20 | 7.00 | |
|  Kuberski, Franciszek | | | 1416 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Grabarczyk, Edmund | | | 1416 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Klusak, Piotr | | | 1964 | POL | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Weglarz, Janusz | | | 1630 | POL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Helaszek, Edward | | | 2002 | POL | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Sielicki, Tomasz | | | 1984 | POL | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Cieslar, Eugeniusz | | | 1677 | POL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Pietrzak, Janusz | | | 1946 | POL | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Hadrys, Bogdan | | | 2039 | POL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | * 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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