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Individual Calculations October 2021 |
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| Karatzanos, Konstantinos Total change: -28.60 | |   |
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| 2021 September tournament Chess Square | Athens Ampelokipoi | GRE | 2021-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1243 | 1144 | 0.50 | 5 | -1.43 | 20 | -28.60 | |
|  Poullas, Antonis | | | 1523 | GRE | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Vergoulis, Konstantinos Efraim | | | 1214 | GRE | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Kouris, Panagiotis | | | 1017 | GRE | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Drivas, Georgios I | | | 1204 | GRE | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Gkogka, Elvis | | | 1257 | GRE | 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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