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Individual Calculations April 2021 |
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| Brzezina, Piotr Total change: 91.60 | |   |
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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 |
| 1412 | 1393 | 2.50 | 4 | 0.59 | 40 | 23.60 | |
|  Hryniewicz, Maciej | | | 1317 | POL | 1.00 | 1 | 0.40 | 40 | 16.00 | |  Kondys, Piotr | | | 1603 | POL | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Sidlo, Szymon | | | 1434 | POL | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Kuczmik, Pawel | | | 1292 | POL | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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) | | | | Mistrzostwa Polski Mlodzikow 2021 - C10 | Jastrzebia Gora | POL | 2021-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1274 | 1387 | 7.50 | 9 | 1.70 | 40 | 68.00 | |
| | Wolak, Jan | | | 1111 | POL | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Pelczarski, Wojciech | | | 1121 | POL | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Jasiulewicz, Kamil | | | 1206 | POL | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Witczak, Borys | | | 1239 | POL | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Perucki, Maciej | | | 1199 | POL | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Rozanski, Mateusz | | | 1356 | POL | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Golis, Wiktor | | | 1389 | POL | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Konieczny, Marek | | | 1152 | POL | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Ochedzan, Filip | | | 1697 | POL | 0.00 | 1 | -0.14 | 40 | -5.60 | |
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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