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Individual Calculations August 2021 |
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| Aleiferis, Ioannis Total change: -18.80 | |   |
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| National youth u18 open | Chania | GRE | 2021-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1410 | 1368 | 4.00 | 8 | 0.35 | 40 | 14.00 | |
|  Marinakis, Hristos | | | 1768 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Aretoulakis, Sotirios Paris | | | 1198 | GRE | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Dereka, Konstantina | | | 1591 | GRE | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Papadopoulos, Filippos | | | 1426 | GRE | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Mylonakis, Ioannis | | | 1541 | GRE | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Theodoridis, Charalampos | | | 1350 | GRE | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Spyridakis, Georgios | | | 1085 | GRE | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Stralis, Georgios | | | 1318 | GRE | 1.00 | 1 | 0.43 | 40 | 17.20 | | | * 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) | | | | 2021 Team championship of Crete POA | Crete | GRE | 2021-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1109 | 1368 | 0.00 | 1 | -0.82 | 40 | -32.80 | |
| | Vakalis, Periklis | | | 1109 | GRE | 0.00 | 1 | -0.82 | 40 | -32.80 | |
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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