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Individual Calculations May 2018 |
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| Koumenos, Stefanos Kriton Total change: -10.00 | |   |
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| 2018 Youth Championships of Attica - open U12 | ESSNA | GRE | 2018-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1066 | 0.50 | 3 | -0.25 | 40 | -10.00 | |
|  Kalafatis, Evangelos | | | 1246 | GRE | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Dimanoudis, Petros | | | 1374 | GRE | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Nteligiorgis, Georgios | | | 1176 | GRE | 0.00 | 1 | -0.35 | 40 | -14.00 | |
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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