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Individual Calculations July 2016 |
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| Chatziapostolou, Orestis Total change: 10.80 | |   |
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| 2016 under 14 team cup of Attica - A group | Attica | GRE | 2016-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1289 | 1147 | 1.00 | 3 | 0.06 | 40 | 2.40 | |
|  Darviris, Dimitrios | | | 1266 | GRE | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Apostolidou, Eleni | | | 1250 | GRE | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Psathakis, Ioannis | | | 1352 | GRE | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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) | | | | 19th International Chess Tournament Skakistiki Epikoinonia 2016 B group | Athens | GRE | 2016-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1224 | 1178 | 2.00 | 4 | 0.21 | 40 | 8.40 | |
|  Panopoulos, Orestis | | | 1461 | GRE | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Koutis, Pavlos | | | 1347 | GRE | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Karapappas, Nikolaos | | | 1001 | GRE | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Kapnakis, Konstantinos | | | 1088 | GRE | 1.00 | 1 | 0.38 | 40 | 15.20 | |
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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