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Individual Calculations February 2018 |
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| Roinos, Ilias Total change: -1.20 | |   |
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| Christmas chess tournament D Maragkoudakis - S Mpikos memorial 2017 | Ilioupoli | GRE | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 2211 | 5.50 | 7 | -0.06 | 20 | -1.20 | |
|  Soukarie, Zorz | | | 1811 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bornand, Herbert | | | 1811 * | SUI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Xaxiris, E. | | | 1998 | GRE | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Poulos, Georgios | | | 2017 | GRE | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Grigoriadis, Mihail | | | 2197 | GRE | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Sideris, Theodoros | | | 1913 | GRE | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Girvalakis, Spyridon | | | 1939 | GRE | 0.50 | 1 | -0.33 | 20 | -6.60 | | | * 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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