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Individual Calculations October 2021 |
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| Farmakis, Ioannis K Total change: 19.20 | |   |
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| 15th team under 12 championship of ESSTH-CHALK 2021 | Thessaloniki | GRE | 2021-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1238 | 1115 | 1.50 | 3 | 0.48 | 40 | 19.20 | |
|  Gavriilidis, Nikiforos | | | 1315 | GRE | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Karakotsios, Konstantinos | | | 1306 | GRE | 0.00 | 1 | -0.25 | 40 | -10.00 | |  Kyriakopoulos, Charalampos | | | 1093 | GRE | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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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