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Individual Calculations September 2021 |
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| Kokkalis, Stefanos Total change: 29.20 | |   |
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| 28th International Open Nikaia 2021 Honour to National Resistance - Group B | Nikaia | GRE | 2021-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1257 | 1065 | 3.00 | 6 | 1.46 | 20 | 29.20 | |
|  Dimakakos, Anastasios | | | 1331 | GRE | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Tsitouras, Dimitrios | | | 1328 | GRE | 1.00 | 1 | 0.82 | 20 | 16.40 | |  Lampou, Marianta | | | 1178 | GRE | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Dallis, Ioannis | | | 1264 | GRE | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Arapkoules, Symeon | | | 1193 | GRE | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Petlis, Evangelos | | | 1248 | GRE | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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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