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Individual Calculations December 2017 |
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| Diatsintos, Ilias Total change: -6.00 | |   |
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| 4th Georgios Empeoglou Kaissa 2017 under 2000 | Athens | GRE | 2017-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1423 | 2.50 | 4 | 0.55 | 20 | 11.00 | |
|  Sidiropoulos, Vasilis | | | 1180 | GRE | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Daniilidi, Dimitra Lydia | | | 1059 | GRE | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Nakas, Spyridon | | | 1740 | GRE | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Diatsintos, Apostolos | | | 1766 | GRE | 0.50 | 1 | 0.38 | 20 | 7.60 | |
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) | | | | 3rd Sunday's Chess Square 2017 | Athens | GRE | 2017-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1440 | 1423 | 1.50 | 5 | -0.85 | 20 | -17.00 | |
| | Valoukos, Efstathios | | | 1482 | GRE | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Patrinos, Ilias | | | 1576 | GRE | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Megaloudis, Petros | | | 1470 | GRE | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Karatzanos, Konstantinos | | | 1181 | GRE | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Iatrou, Konstantinos | | | 1492 | GRE | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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) | | |
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