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Individual Calculations February 2023 |
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| Said, Omar Total change: 52.40 | |   |
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| Chessfestival Groningen 2022 Open B | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1640 | 3.50 | 9 | 1.31 | 40 | 52.40 | |
|  Muller, Kenneth | | | 1856 | NED | 1.00 | 1 | 0.78 | 40 | 31.20 | |  Van Der Lubben, Arno | | | 1899 | NED | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Jelic, Bruno | | | 2039 | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Qatina, Waheeb | | | 1628 | NED | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Zecha, Oscar | | | 1905 | NED | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Pouw, Marcel | | | 1871 | NED | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Slikker, Willem | | | 1791 | NED | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Kazarjan, Gachatur | | | 1759 | NED | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Hartog, Frank | | | 1928 | NED | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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) | | |
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