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Individual Calculations February 2023 |
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| Kalvach, Ladislav Total change: 5.60 | |   |
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| PRAGUE OPEN 2023 A - IM open | Prague | CZE | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 1741 | 2.50 | 8 | 0.59 | 20 | 11.80 | |
|  Koubova, Anna Marie | | | 2054 | CZE | 0.50 | 1 | 0.36 | 20 | 7.20 | |  Horacek, Michal | | | 2048 | CZE | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Ruchko, Denis | | | 1985 | IRL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Smietanska, Wiktoria | c | | 1986 | POL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Docekalova, Alexandra | | | 1929 | CZE | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Romanesco, Roel | | | 1892 | NED | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Krauskopfova, Lenka | | | 1826 | CZE | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Rucabado, Stefan | | | 1902 | CZE | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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) | | | | JSS - 1. divize 2022-2023 r6-7 | various | CZE | 2023-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1741 | 0.50 | 2 | -0.17 | 20 | -3.40 | |
| | Bartos, Alois | | | 1868 | CZE | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Fuciman, Ondrej | | | 1861 | CZE | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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) | | | | PSS KP (Prebor) druzstev 2022-2023 r1-3 | Prague | CZE | 2023-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 1741 | 0.00 | 1 | -0.14 | 20 | -2.80 | |
| | Rakovsky, Adam | | | 2054 | CZE | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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) | | |
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