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Individual Calculations May 2019 |
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| Apergis, Vasileios Total change: -48.40 | |   |
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| Under 1800 Standard Challenge Winter 2019 | Heraklio Attikis | GRE | 2019-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1176 | 1146 | 0.50 | 1 | 0.04 | 40 | 1.60 | |
|  Michailidis, Emmanouil | | | 1176 | GRE | 0.50 | 1 | 0.04 | 40 | 1.60 | |
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) | | | | 5th open Thomas Georgiou Memorial 2019 | Athens | GRE | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1302 | 1093 | 0.00 | 5 | -1.25 | 40 | -50.00 | |
| | Kefalas, Sotirios | | | 1481 | GRE | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Ioannidis, Ilias | | | 1363 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Kazantzoglou, Stefanos | | | 1199 | GRE | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Samaras, Vasileios | | | 1285 | GRE | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Brazios, Konstantinos | | | 1180 | GRE | 0.00 | 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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