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Individual Calculations April 2023 |
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| Dzierzak, Boguslaw Total change: -15.40 | |   |
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| Druzynowe Mistrzostwa Slaska Seniorow - I Liga 2023 Round 7-9 | Chorzow | POL | 2023-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1946 | 2.00 | 3 | -0.77 | 20 | -15.40 | |
|  Baczek, Wojciech | | | 1546 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Zychowski, Bartosz | | | 1349 | POL | 1.00 | 1 | 0.02 | 20 | 0.40 | |  Plocica, Krzysztof | | | 1622 | POL | 0.50 | 1 | -0.37 | 20 | -7.40 | | | * 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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