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Individual Calculations February 2023 |
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| Choroszej, Aleksander Total change: -14.00 | |   |
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| Druzynowe Mistrzostwa Mazowsza 2023 Round 1-4 | woj. mazowieckie | POL | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 2036 | 0.50 | 2 | -0.84 | 20 | -16.80 | |
|  Syrkiewicz, Michal | | | 2094 | POL | 0.00 | 1 | -0.42 | 20 | -8.40 | |  Zbrzeski, Piotr | | | 1636 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | | | 271st YMCA Winter 2023-A Round 1-3 | Warszawa | POL | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 2036 | 0.50 | 1 | -0.41 | 20 | -8.20 | |
| | Tsiapko, Andrii | | | 1650 | UKR | 0.50 | 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) | | | | MARIENBAD OPEN 2023 C - FIDE open | Marianske Lazne | CZE | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 2036 | 6.00 | 9 | 0.55 | 20 | 11.00 | |
| | Klepal, Martin | | | 1643 | CZE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hubka, Roland | | | 1863 | CZE | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Arndt, Stefan | | | 2166 | GER | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Engelmann, Jakob | | | 2215 | GER | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Sliwerski, Radoslaw | | | 1941 | POL | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Vilimek, Vit | | | 1946 | CZE | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Peglau, Dora | | | 1869 | GER | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Ivancsics, Michael | | | 2117 | AUT | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Viudes Serra, Aaron | | | 1744 | ESP | 1.00 | 1 | 0.15 | 20 | 3.00 | |
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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