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Individual Calculations July 2021 |
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| Demski, Michal Total change: 56.80 | |   |
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| IV Liga Dolnoslaska 2020/2021 - okreg wroclawski r 3-6 | Dolny Slask | POL | 2021-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1748 | 1711 | 2.50 | 3 | 1.11 | 40 | 44.40 | |
|  Siwik, Rafal | | | 1978 | POL | 1.00 | 1 | 0.82 | 40 | 32.80 | |  Zajaczkowski, Gwidon | | | 1539 | POL | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Grot, Blazej | c | | 1727 | POL | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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) | | | | III Dolnoslaska Liga Szachowa 2020/2021 1, 4-11 | Dolny Slask | POL | 2021-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1711 | 1.00 | 1 | 0.23 | 40 | 9.20 | |
| | Jeske, Jerzy | | | 1502 | POL | 1.00 | 1 | 0.23 | 40 | 9.20 | |
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) | | | | 35. Memorial Mistrza Czeslawa Blaszczaka - OPEN | Wroclaw | POL | 2021-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1517 | 1711 | 4.50 | 7 | -0.57 | 40 | -22.80 | |
| | Krasicki, Boguslaw | | | 1311 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Oglaza, Dawid | | | 1413 | POL | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Jurkowska, Magdalena | | | 1465 | POL | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Miedzinski, Wiktor | | | 1386 | POL | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Bednarczyk, Mateusz | | | 1629 | POL | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Dahche, Abdel-Azziz | | | 1633 | POL | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Schletter, Felix | | | 1782 | GER | 0.00 | 1 | -0.40 | 40 | -16.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | IV Liga Dolnoslaska 2020/2021 - okreg wroclawski r 1, 7-10 | Dolny Slask | POL | 2021-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1538 | 1711 | 2.00 | 2 | 0.65 | 40 | 26.00 | |
| | Bogut, Maksymilian | | | 1764 | POL | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Rzadkowska, Kaja | | | 1311 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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