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Individual Calculations December 2017 |
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| Chatzidakis, Aris-Nikolaos Total change: 56.80 | |   |
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| 11th tournament PS Peristeriou 2017 | Peristeri | GRE | 2017-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1362 | 1243 | 2.50 | 3 | 1.42 | 40 | 56.80 | |
|  Skiadopoulou, Afroditi-Lelouda | | | 1518 | GRE | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Kassa, Vasileia | | | 1091 | GRE | 0.50 | 1 | -0.20 | 40 | -8.00 | |  Vitanov, Nikolai | | | 1478 | GRE | 1.00 | 1 | 0.79 | 40 | 31.60 | |
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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