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Individual Calculations June 2013 |
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| Kouta, Antonia Total change: -19.05 | |   |
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| March Chess League 2013 - Senior Division ASOP DIAS | Athens - Petroupoli | GRE | 2013-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1632 | 1370 | 0.00 | 2 | -0.41 | 15 | -6.15 | |
|  Kampitsis, Vasilios | | | 1758 | GRE | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Grapsas, Panagiotis | | | 1505 | GRE | 0.00 | 1 | -0.32 | 15 | -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) | | | | 2013 Individual Championship of ESSNA U10 Girls | Athens - Nikaia | GRE | 2013-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1126 | 1359 | 1.50 | 3 | -0.86 | 15 | -12.90 | |
| | Strati, Betty - Anna | | | 1208 | GRE | 0.50 | 1 | -0.20 | 15 | -3.00 | |  Ilia, Anastasia | | | 1079 | GRE | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Pramateftaki, Anastasia | | | 1092 | GRE | 0.00 | 1 | -0.82 | 15 | -12.30 | |
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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