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Rapid:
Individual Calculations October 2021 |
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| Grzenkowicz, Lukasz Total change: -16.20 | |   |
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| XXV Turniej Szachowy o Puchar Kawki | Warszawa | POL | 2021-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1645 | 1600 | 4.00 | 7 | 0.70 | 20 | 14.00 | |
|  Krawczuk, Krzysztof | | | 1079 | POL | 1.00 | 1 | 0.03 | 20 | 0.60 | |  Razdolski, Ilya | | | 2117 | NED | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Ejsymont, Blanka | | | 1228 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Santana, Felipe | | | 1257 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Kozak, Michal | | | 1798 | POL | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Przedmojski, Rafal | | | 2248 | POL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Kaczmarska, Joanna | | | 1787 | POL | 0.00 | 1 | -0.26 | 20 | -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) | | | | XXVI Turniej Szachowy o Puchar Kawki | Warszawa | POL | 2021-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1519 | 1600 | 3.00 | 6 | -0.50 | 20 | -10.00 | |
| | Dymowska, Joanna | | | 1091 | POL | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Zbrzeski, Piotr | | | 1674 | POL | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Oles, Jan | | | 1326 | POL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Basiaga, Sebastian | | | 1710 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Razdolski, Ilya | | | 2117 | NED | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Kasjaniuk, Marcin | | | 1193 | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |
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) | | | | Otwarty Praski Turniej Szachowy | Warszawa | POL | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1287 | 1600 | 1.50 | 3 | -1.01 | 20 | -20.20 | |
| | Dabrowski, Dominik | | | 1103 | POL | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Cwiek, Stefan | | | 1320 | POL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Kobryn, Wieslaw | | | 1439 | POL | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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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