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Individual Calculations April 2021 |
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| Gradalski, Olaf Total change: 33.60 | |   |
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| Druzynowe Mistrzostwa Slaska Seniorow - I Liga Round 1-6 | Chorzow | POL | 2021-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 1881 | 1.50 | 3 | 0.84 | 40 | 33.60 | |
|  Helis, Tadeusz | f | | 2132 | POL | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Foltyn, Lukasz | | | 1975 | POL | 1.00 | 1 | 0.63 | 40 | 25.20 | |  Kosiorek, Marek | | | 2242 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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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