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Individual Calculations August 2021 |
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| Sarafis, Rafail Total change: 131.20 | |   |
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| 23rd open Heraklion Attikis - Athens Challenge 2021 | Athens | GRE | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1477 | 1410 | 4.00 | 8 | 0.52 | 40 | 20.80 | |
|  Sideris, Theodoros | | | 1810 * | GRE | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Vassis, Michail | | | 1340 | GRE | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Lupu, Nikolaos | | | 1291 | GRE | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Dimitriou, Georgios | | | 1810 * | GRE | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Poulos, Georgios | | | 1810 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Koukouves, Vlasios | | | 1671 | GRE | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Drivas, Georgios I | | | 1077 | GRE | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Ampeliotis, Georgios | | | 1010 * | GRE | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * 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) | | | | 44th IKAROS 2021 International tournament - A group | Ag Kyrikos Ikaria | GRE | 2021-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 1410 | 4.00 | 9 | 2.76 | 40 | 110.40 | |
| | Fountas, Petros | | | 1810 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Liamos, Asterios | | | 1717 | GRE | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Xenakis, Nikolaos | | | 1704 | GRE | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Karahisaridis, Vasilios | | | 1725 | GRE | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Petsetidi, Maria | | | 1720 | GRE | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Deli, Eleanna Ratzvika | | | 1810 * | GRE | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Drakonakis, Athanasios | | | 1737 | GRE | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Tsikerdanos, Konstantinos | | | 1810 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Stathatos, Alexandros | | | 1562 | GRE | 1.00 | 1 | 0.70 | 40 | 28.00 | | | * 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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