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Individual Calculations January 2015 |
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| Kokkalis, Haralabos Total change: -8.80 | |   |
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| 2015 Youth under 18 Championship of ESSTH-HALK - open | Thessaloniki | GRE | 2014-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1570 | 1762 | 3.50 | 5 | -0.22 | 40 | -8.80 | |
|  Sotiropoulos, Anastasios-Theohar | | | 1499 | GRE | 0.50 | 1 | -0.32 | 40 | -12.80 | |  Mastrakouli, Evagelia | | | 1669 | GRE | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Samakas, Anastasios | | | 1593 | GRE | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Haralabidou, Maria | | | 1586 | GRE | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Paterakis, Emmanouil | | | 1505 | GRE | 0.50 | 1 | -0.32 | 40 | -12.80 | |
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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