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Individual Calculations February 2023 |
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| Bruening, Martin Total change: -1.40 | |   |
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| Chessfestival Groningen 2022 Open B | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1844 | 1688 | 2.00 | 7 | -0.07 | 20 | -1.40 | |
|  Konnen, Timo | | | 1865 | NED | 1.00 | 1 | 0.73 | 20 | 14.60 | |  Ritter, Uwe | | | 1855 | GER | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Mohtaat, Homayoun | | | 1869 | AFG | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Goudriaan, Rafael | | | 1771 | NED | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Vlieger, Olaf | | | 1845 | NED | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Bloem, Mark | | | 1902 | NED | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Hoekstra, Carl | | | 1798 | NED | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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) | | |
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