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Individual Calculations January 2021 |
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| Wiktorowski, Janusz Total change: 20.00 | |   |
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| 234th YMCA Autumn 2020-C | Warszawa | POL | 2020-09-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1415 | 1442 | 7.50 | 11 | 1.59 | 20 | 31.80 | |
|  Kwiek, Janusz | | | 1453 | POL | 0.00 | 1 | -0.48 | 20 | -9.60 | |  Olsztynski, Andrzej | | | 1438 | POL | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Kobryn, Wieslaw | | | 1380 | POL | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Oles, Jan | | | 1314 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Matyszkiewicz, Radoslaw | | | 1380 | POL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Iller, Robert | | | 1437 | POL | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Dabrowski, Leszek | | | 1469 | POL | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Szumigaj, Marcin | | | 1440 | POL | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Olsztynski, Andrzej | | | 1438 | POL | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Szumigaj, Marcin | | | 1440 | POL | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Kobryn, Wieslaw | | | 1380 | POL | 1.00 | 1 | 0.41 | 20 | 8.20 | |
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) | | | | Otwarte Mistrzostwa Warszawy w szachach klasycznych - gr. A | Warszawa | POL | 2020-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 1442 | 0.00 | 6 | -0.59 | 20 | -11.80 | |
| | Malek, Jan | | | 1842 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Jarzebowski, Kacper | | | 1842 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Maciaga, Marcin | | | 1842 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bartodziej, Bartosz | | | 1695 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Polak, Michal | | | 1842 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Rzeszowski, Dominik | | | 1842 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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