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Individual Calculations July 2018 |
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| Efkarpidis, Stylianos Total change: -19.00 | |   |
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| 169th Ampelokipi open 2018 | Ampelokipi | GRE | 2018-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1435 | 1319 | 1.50 | 5 | -0.29 | 20 | -5.80 | |
|  Smpokos, Georgios | | | 1075 | GRE | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Gklavopoulos, Evangelos | | | 1632 | GRE | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Serpetsidaki, Eva | | | 1592 | GRE | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Tagklis, Ioannis | | | 1430 | GRE | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Merkos, Thomas | | | 1445 | GRE | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | 21st International open Heraklio Attikis - Athens Challenge 2018 B | Athens Heraklio Attikis | GRE | 2018-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1181 | 1300 | 0.00 | 1 | -0.66 | 20 | -13.20 | |
| | Souretis, Athanasios | | | 1181 | GRE | 0.00 | 1 | -0.66 | 20 | -13.20 | |
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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