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Individual Calculations February 2023 |
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| Sedlak, Milan Total change: 42.40 | |   |
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| PRAGUE OPEN 2023 A - IM open | Prague | CZE | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1928 | 1818 | 4.50 | 9 | 1.18 | 40 | 47.20 | |
|  Lahlum, Hans Olav | | | 2123 | NOR | 0.50 | 1 | 0.36 | 40 | 14.40 | |  Mrazek, Roman | | | 2110 | CZE | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Kovar, Josef | | | 2038 | CZE | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Dahl, Max | | | 2169 | NOR | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Tomson, Mihkel | | | 1507 | EST | 0.00 | 1 | -0.86 | 40 | -34.40 | | | Kadonas, Kestutis | | | 1740 | LTU | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Vales, Vaclav | | | 2045 | CZE | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Novak, Josef Jan | | | 1943 | CZE | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Slusarczyk, Anna | | | 1678 | POL | 1.00 | 1 | 0.31 | 40 | 12.40 | |
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) | | | NOTE: K factor changed | | 2. liga C 2022-2023 r6-7 | various | CZE | 2023-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1818 | 0.50 | 1 | 0.22 | 20 | 4.40 | |
| | Sadek, Vojtech | | | 1988 | CZE | 0.50 | 1 | 0.22 | 20 | 4.40 | |
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) | | | NOTE: K factor changed | | SSS Krajsky prebor 2022-2023 r6-7 | various | CZE | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1831 | 1818 | 0.50 | 2 | -0.46 | 20 | -9.20 | |
| | Valtera, Jiri | | | 1829 | CZE | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Mejzr, Jan | | | 1833 | CZE | 0.00 | 1 | -0.48 | 20 | -9.60 | |
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) | | |
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