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Individual Calculations November 2018 |
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| Polyzos, Ioannis Total change: 8.40 | |   |
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| 7th open OPA Cholargou 2018 | Cholargos | GRE | 2018-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1236 | 1353 | 3.50 | 5 | 0.21 | 40 | 8.40 | |
|  Kormakopoulos, Konstantinos | | | 1150 | GRE | 0.50 | 1 | -0.26 | 40 | -10.40 | |  Kouinelis, Thomas | | | 1045 | GRE | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Koukas, Anastasios | | | 1753 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Aretoulakis, Sotirios Paris | | | 1098 | GRE | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Kousoulis, Ioannis | | | 1133 | GRE | 1.00 | 1 | 0.22 | 40 | 8.80 | | | * 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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