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Individual Calculations February 2015 |
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| Kolettis, Vasileios Total change: 88.00 | |   |
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| 2014 Attica youth under 12 team championship | Attica | GRE | 2014-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1297 | 1387 | 4.50 | 5 | 1.41 | 40 | 56.40 | |
|  Pramateftaki, Anastasia | | | 1112 | GRE | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Kasioumi, Panagiota | | | 1176 | GRE | 1.00 | 1 | 0.23 | 40 | 9.20 | |  Damilakos, Ilias | | | 1140 | GRE | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Hrysogelou, Athanasia-Panagiota | | | 1698 | GRE | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Konstantagkas, Ioannis | | | 1361 | GRE | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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) | | | | New Year's open PS PERISTERIOU 2015 - B group | Peristeri | GRE | 2015-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1215 | 1357 | 3.50 | 4 | 0.79 | 40 | 31.60 | |
| | Dimanoudis, Petros | | | 1093 | GRE | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Mastrokostopoulos, Konstantinos | | | 1150 | GRE | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Karathanasi, Eirhnh | | | 1419 | GRE | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Apergis, Iosif | | | 1198 | GRE | 1.00 | 1 | 0.29 | 40 | 11.60 | |
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) | | |
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