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Individual Calculations December 2021 |
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| Valenta, Vit Vaclav Total change: -28.40 | |   |
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| 20th IPCA World Individual Chess Championship | Torrevieja | ESP | 2021-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 2028 | 3.50 | 7 | -1.22 | 20 | -24.40 | |
|  Petrov, Maksim | | | 1628 * | RUS | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Moya Albaladejo, Jose Antonio | | | 1923 | ESP | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Kimsanboyev, Axadxon | | | 1636 | UZB | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Wollner, Bohus | | | 1628 * | SVK | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gedgafov, Chamal | | | 2202 | RUS | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Zakharova, Evgeniya | | | 2045 | RUS | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Tsapalin, Sergey | | | 1981 | RUS | 1.00 | 1 | 0.43 | 20 | 8.60 | | | * 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) | | | | HRADEC KRALOVE OPEN 2021 A - FIDE open | Hradec Kralove | CZE | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 2042 | 5.50 | 9 | 0.04 | 20 | 0.80 | |
| | Barabas, Ales | | | 1745 | CZE | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Lambrecht, Tomasz | | | 1876 | POL | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Vestfal, Jan | | | 1940 | CZE | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Tsifanskaya, Ludmila A | | wm | 1987 | ISR | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Thuesen, Mogens | | | 2188 | DEN | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Szkoludek, Sebastian | | | 1916 | GER | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Marinc, Damir | | | 1906 | SLO | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Zelba, Lukas | | | 1883 | CZE | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Lifshits, Felix | | | 2185 | ISR | 0.50 | 1 | 0.19 | 20 | 3.80 | |
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) | | | | SSOK - Krajsky prebor 2021/2022 r4-5 | various | CZE | 2021-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 2042 | 0.50 | 1 | -0.24 | 20 | -4.80 | |
| | Mohapl, Tomas | | | 1862 | CZE | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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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