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Individual Calculations May 2017 |
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| Kouvidis, Ioannis Total change: 125.60 | |   |
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| 2017 Youth Championships of Heraklio - open 12-18 | Heraklio | GRE | 2017-02-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1418 | 1357 | 2.00 | 5 | -0.18 | 40 | -7.20 | |
|  Brokalakis - Gounaris, Christos | | | 1757 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Koutsourakis, Ioannis | | | 1542 | GRE | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Koutsaftis, Efstratios | | | 1415 | GRE | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Kotsinis, Alexandros | | | 1301 | GRE | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Kakalis, Nikolaos | | | 1077 | GRE | 1.00 | 1 | 0.16 | 40 | 6.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 2017-2nd Division | ESSK | GRE | 2017-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1179 | 1357 | 4.00 | 4 | 1.12 | 40 | 44.80 | |
| | Heretis, Georgios | | | 1270 | GRE | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Voulgarakis, Ioannis | | | 1262 | GRE | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Vasilakis, Marios G | | | 1173 | GRE | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Perakis, Savvas | | | 1012 | GRE | 1.00 | 1 | 0.11 | 40 | 4.40 | |
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) | | | | 20th International Tournament of Heraklio 2017 - A group | Heraklio Crete | GRE | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1735 | 1387 | 3.00 | 7 | 2.20 | 40 | 88.00 | |
| | Stratigi, Evangelia | | | 1662 | GRE | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Vitsaxakis, Nikolaos | | | 1726 | GRE | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Spirou, Gerasimos | | | 1692 | GRE | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Dhruv, Easwar | | | 1753 | ENG | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Pelantakis, Mihail | | | 1737 | GRE | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Bras, Emanouel | | | 1787 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Serpetsidakis, Nikolaos | | | 1787 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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