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Individual Calculations July 2021 |
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| Zybrant, Sandra Total change: -36.40 | |   |
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| 243rd YMCA Spring 2021-D | Warszawa | POL | 2021-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1133 | 1229 | 2.00 | 4 | -0.51 | 40 | -20.40 | |
|  Lolea, Hava | | | 1034 | POL | 0.50 | 1 | -0.25 | 40 | -10.00 | |  Przybylik, Mariusz | | | 1145 | POL | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Mocny, Stanislaw | | | 1213 | POL | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Skonieczny, Marcin | | | 1139 | POL | 0.00 | 1 | -0.62 | 40 | -24.80 | |
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) | | | | Turniej o Puchar Burmistrza Ursusa B1 | Warszawa | POL | 2021-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1208 | 1225 | 3.50 | 6 | 0.36 | 40 | 14.40 | |
| | Dabrowski, Maciej | | | 1036 | POL | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Wolszczak, Natalia | | | 1358 | POL | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Wydornik, Robert | | | 1337 | POL | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Biegus, Mariusz | | | 1183 | POL | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Holdakowski, Filip | | | 1138 | POL | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Jankowski, Franciszek | | | 1197 | POL | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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) | | | | Druzynowe Mistrzostwa Polski Juniorow 2021 - II Liga | Poronin | POL | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1481 | 1225 | 0.50 | 6 | -0.76 | 40 | -30.40 | |
| | Anyz, Monika | | | 1594 | POL | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Egeman, Emilia | | | 1596 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Lach, Alicja | | | 1169 | POL | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Trybus, Dominika | | | 1499 | POL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Matyjasek, Michalina | | | 1484 | POL | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Zalucka, Emilia | | | 1544 | 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) | | |
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