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Individual Calculations February 2023 |
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| Mach, Petr Total change: -17.60 | |   |
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| PRAGUE OPEN 2023 A - IM open | Prague | CZE | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 2205 | 5.50 | 9 | -0.71 | 40 | -28.40 | |
|  Hrbek, Jachym | | | 1889 | CZE | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Mizicka, Matus | | | 1984 | SVK | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Compagnie, Luc | | | 2115 | NED | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Chubakov, Sultan | | | 2039 | KGZ | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Hlavina, Matous | | | 2102 | CZE | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Evenshaug, Amadeus Hestvik | | | 1805 * | NOR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Oye-Stromberg, Alexander | f | | 2255 | NOR | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Cieslak, Patryk | | | 2094 | POL | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Gijsen, William | | | 2144 | NED | 0.00 | 1 | -0.58 | 40 | -23.20 | | | * 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) | | | | 2. liga C 2022-2023 r6-7 | various | CZE | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2027 | 2205 | 0.50 | 1 | -0.23 | 40 | -9.20 | |
| | Kaderabek, Jiri | | | 2027 | CZE | 0.50 | 1 | -0.23 | 40 | -9.20 | |
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) | | | | 1. liga 2022-2023 zapad r6-7 | various | CZE | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2246 | 2205 | 0.50 | 1 | 0.06 | 40 | 2.40 | |
| | Bujnoch, Radek | c | | 2246 | CZE | 0.50 | 1 | 0.06 | 40 | 2.40 | |
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) | | | | Extraliga mladeze - Zapad 2022-23 r6-7 | various | CZE | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 2205 | 2.00 | 2 | 0.44 | 40 | 17.60 | |
| | Juhanak, Daniel | | | 1984 | CZE | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Pecka, Jan | | | 1989 | CZE | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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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