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Individual Calculations September 2021 |
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| Lanin, Boris Dr Total change: 0.60 | |   |
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| XXVIII Festiwal Szachowy w Poznaniu - OPEN A | Poznan | POL | 2021-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 1949 | 5.50 | 8 | 0.03 | 20 | 0.60 | |
|  Gluszynski, Michal | | | 1549 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Czarnolewski, Piotr | | | 1562 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Chojnacki, Krzysztof | m | | 2349 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Krych, Dominik | | | 1617 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Dopierala, Adam | | | 1582 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Nowak, Mikolaj | | | 2313 | POL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Kaczmarek, Jan | | | 1549 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Sobczak, Miroslaw | | | 1748 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | * 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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