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Individual Calculations May 2017 |
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| Koutsouraki, Ariadni Total change: 46.00 | |   |
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| 2017 Youth Championships of Heraklio - girls 8-18 | Heraklio | GRE | 2017-02-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1167 | 1227 | 4.00 | 4 | 1.70 | 40 | 68.00 | |
|  Matthaiaki, Nefeli | | | 1203 | GRE | 1.00 | 1 | 0.47 | 40 | 18.80 | |  Dagkonaki, Aspasia | | | 1326 | GRE | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Saridaki, Maria | | | 1106 | GRE | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Igoumenaki, Konstantina | | | 1033 | GRE | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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) | | | | Youth Boys-Girls U8 - U18 Finals 2017 - E.S.S.K. | ESSK | GRE | 2017-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1226 | 1227 | 0.50 | 3 | -1.00 | 40 | -40.00 | |
| | Matthaiaki, Nefeli | | | 1203 | GRE | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Koukouraki, Hrisi | | | 1238 | GRE | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Chatzipanagiotou, Asimenia | | | 1236 | GRE | 0.00 | 1 | -0.49 | 40 | -19.60 | |
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) | | | | Teams Championship of Crete 2017-POA Kritis | ESSK | GRE | 2017-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1227 | 1.50 | 4 | -0.35 | 40 | -14.00 | |
| | Aggeletou, Fereniki | | | 1222 | GRE | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Daskalaki, Sofia | | | 1551 | GRE | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Koukouraki, Hrisi | | | 1238 | GRE | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Vakali, Athina | | | 1050 | GRE | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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) | | | | 20th International Tournament of Heraklio 2017 - B group | Heraklio Crete | GRE | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1209 | 1227 | 5.00 | 8 | 0.80 | 40 | 32.00 | |
| | Kontaki, Maria | | | 1106 | GRE | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Kazakos, Nikolaos | | | 1099 | GRE | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Markakis, Nikolaos | | | 1111 | GRE | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Serpetsidakis, Georgios | | | 1388 | GRE | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Ergazaki, Eirini | | | 1206 | GRE | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Dagkonaki, Antonia | | | 1269 | GRE | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Stellaki, Alexandra | | | 1196 | GRE | 0.00 | 1 | -0.54 | 40 | -21.60 | | | Kotsinis, Alexandros | | | 1293 | 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) | | |
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