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Individual Calculations February 2023 |
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| Mrazek, Roman Total change: -208.40 | |   |
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| PRAGUE OPEN 2023 A - IM open | Prague | CZE | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 2110 | 3.50 | 9 | -3.88 | 40 | -155.20 | |
|  Koper, Stefan | | | 1810 | CZE | 0.50 | 1 | -0.35 | 40 | -14.00 | |  Sedlak, Milan | | | 1818 | CZE | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Evenshaug, Amadeus Hestvik | | | 1731 | NOR | 0.00 | 1 | -0.91 | 40 | -36.40 | | | Filindash, Nikita | | | 1914 | UKR | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Soucek, Jan | | | 1886 | CZE | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Kuznecova, Marija | | | 1917 | LAT | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Piddubna, Bozhena | | | 1888 | UKR | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Shamsuddin, Sayyid Usmon | | | 1811 | UZB | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Pejrimovsky, Tadeas Rubel | | | 1797 | CZE | 0.50 | 1 | -0.36 | 40 | -14.40 | |
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) | | | | MKSS Krajska soutez C 2022-2023 r6-7 | various | CZE | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 2110 | 1.00 | 1 | 0.10 | 40 | 4.00 | |
| | Brezik, Petr | | | 1743 | CZE | 1.00 | 1 | 0.10 | 40 | 4.00 | |
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) | | | | 1. liga 2022-2023 vychod r6-7 | various | CZE | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2141 | 2110 | 0.50 | 1 | 0.04 | 40 | 1.60 | |
| | Mrva, Marek | | | 2141 | CZE | 0.50 | 1 | 0.04 | 40 | 1.60 | |
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) | | | | MKSS Krajsky prebor 2022-2023 r6-7 | various | CZE | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2039 | 2110 | 0.00 | 2 | -1.19 | 40 | -47.60 | |
| | Gibiec, Ernest | | | 2122 | CZE | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Kucera, Tomas | | | 1955 | CZE | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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) | | | | 1. liga mladeze D 2022-2023 r6-7 | various | CZE | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1758 | 2110 | 1.50 | 2 | -0.28 | 40 | -11.20 | |
| | Trojan, Matyas | | | 1805 | CZE | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Osina, Jaromir | | | 1710 * | CZE | 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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