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Individual Calculations April 2023 |
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| Lekkas, Anastasios Total change: 22.80 | |   |
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| 36th open PS Peristeriou 2023 A | Peristeri | GRE | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1625 | 1657 | 3.00 | 5 | 0.06 | 40 | 2.40 | |
|  Skarlas, Vasileios | | | 1274 | GRE | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Michelakos, Panagiotis | f | | 2282 | GRE | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Alepoudeas, Stylianos | | | 1593 | GRE | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Brempos, Antonios | | | 1406 | GRE | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Zavrakidis, Nikolaos | | | 1569 | 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) | | | | 2023 Youth Championship of ESSPEP U16 open girls | Korinthos | GRE | 2023-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1698 | 4.50 | 5 | 0.51 | 40 | 20.40 | |
| | Sites, Georgios-Ioannis | | | 1298 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Potiri, Kyriaki | | | 1115 | GRE | 1.00 | 1 | 0.02 | 40 | 0.80 | | | Alepoudeas, Stylianos | | | 1652 | GRE | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Voriniotis, Konstantinos | | | 1578 | GRE | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Zouroufidis, Konstantinos | | | 1373 | GRE | 0.50 | 1 | -0.37 | 40 | -14.80 | | | * 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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