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Individual Calculations December 2018 |
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| Tsourekas, Kyriakos Total change: -7.20 | |   |
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| 15th open PS Peristeriou 2018 | Peristeri | GRE | 2018-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1305 | 1349 | 3.00 | 5 | 0.24 | 40 | 9.60 | |
|  Chatziangelou, Panagiotis | | | 1098 | GRE | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Georgiadis, Anastasios | | | 1201 | GRE | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Georgopoulou, Eytyhia | | | 1399 | GRE | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Vitanov, Nikolai | | | 1413 | GRE | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Mourelatos, Spyridon | | | 1416 | GRE | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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) | | | | 2018 ESSNA youth u16 team champioship - Preliminaries of 11th Greek Yeam u16 champ | ESSNA | GRE | 2018-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1509 | 1349 | 0.50 | 3 | -0.42 | 40 | -16.80 | |
| | Penesis, Dimitrios | | | 1505 | GRE | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Zacharakis, Antonios | | | 1341 | GRE | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Sakkas, Konstantinos | | | 1680 | GRE | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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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