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Individual Calculations May 2015 |
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| Kokkalis, Grigorios Total change: 30.80 | |   |
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| 8th Spring Open of Triandria 2015 - B group | Thessaloniki | GRE | 2015-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1213 | 1276 | 2.50 | 3 | 0.77 | 40 | 30.80 | |
|  Katsigris, Antonios | | | 1031 | GRE | 1.00 | 1 | 0.20 | 40 | 8.00 | |  Shuqja, Klean | | | 1429 | ALB | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Iatrou, Konstantinos | | | 1180 | GRE | 1.00 | 1 | 0.37 | 40 | 14.80 | |
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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