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Rapid:
Individual Calculations November 2021 |
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| Mavridis, Christos Total change: -0.20 | |   |
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| 6th open rapid Eleftheria Ptolemaidas 2021 | Ptolemaida | GRE | 2021-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1112 | 991 | 1.00 | 3 | -0.01 | 20 | -0.20 | |
|  Polychroniadis, Vasileios | | | 1081 | GRE | 1.00 | 1 | 0.62 | 20 | 12.40 | |  Liouri, Michaela | | | 1145 | GRE | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Siskou, Evangelia | | | 1109 | GRE | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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