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Individual Calculations July 2021 |
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| Brzezina, Pawel Total change: 34.80 | |   |
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| Indywidualne Mistrzostwa Slaska Juniorow w Szachach Klasycznych na rok 2021 - C9 | Imielin | POL | 2021-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1282 | 1106 | 1.00 | 2 | 0.41 | 40 | 16.40 | |
|  Cieslicki, Maksymilian | | | 1135 | POL | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Radzimski, Antoni | | | 1429 | POL | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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 Juniorow 2021 do lat 8 | Poronin | POL | 2021-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1098 | 1106 | 2.50 | 4 | 0.46 | 40 | 18.40 | |
| | Kopacki, Aleksander | | | 1148 | POL | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Wolak, Jan | | | 1158 | POL | 0.50 | 1 | 0.07 | 40 | 2.80 | |  Szczepanik, Marcin | | | 1068 | POL | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Janeczek, Maksymilian | | | 1016 | POL | 1.00 | 1 | 0.38 | 40 | 15.20 | |
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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