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Individual Calculations May 2018 |
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| Kostelidis, Georgios Total change: -17.20 | |   |
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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 |
| 1280 | 1252 | 2.00 | 5 | -0.43 | 40 | -17.20 | |
|  Halkidis, Konstantinos | | | 1071 | GRE | 1.00 | 1 | 0.26 | 40 | 10.40 | |  Kareklas, Konstantinos | | | 1381 | GRE | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Spyratos, Nikolaos | | | 1652 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Amaxopoulos, Christos | | | 1141 | GRE | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Tsourekas, Kyriakos | | | 1154 | GRE | 0.00 | 1 | -0.63 | 40 | -25.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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