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Individual Calculations April 2018 |
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| Valellis, Georgios Total change: -15.00 | |   |
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| 2018 ESSNA Team Championship - C category rounds 6-7 | ESSNA | GRE | 2018-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 2031 | 0.50 | 2 | -0.75 | 20 | -15.00 | |
|  Hatzigeorgiou, Mihail | | | 1794 | GRE | 0.50 | 1 | -0.30 | 20 | -6.00 | |  Koutourinis, Apostolos | | | 2070 | GRE | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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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