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Individual Calculations April 2018 |
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| Koukas, Anastasios Total change: 10.40 | |   |
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| 14th open Tr. Siaperas Memorial 2018 | Ampelokipoi | GRE | 2018-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1829 | 1843 | 4.50 | 7 | 0.99 | 20 | 19.80 | |
|  Kratimenou, Georgia | | | 1443 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Chatziioannidi, Filippa | | | 1671 | GRE | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Delithanasis, Dimitrios | | | 1985 | GRE | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Ignatiadis, Konstantinos | | | 2050 | GRE | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Tsimboukidis, Anastasios | | | 1848 | GRE | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Nemtsas, Hristoforos | | | 1917 | GRE | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Koerant, Filipos | | | 1891 | GRE | 0.00 | 1 | -0.43 | 20 | -8.60 | | | * 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) | | | | rounds 6-7 | ESSNA | GRE | 2018-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 1843 | 0.50 | 2 | -0.47 | 20 | -9.40 | |
| | Kostouros, Alexandros | | | 2129 | GRE | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Nteligiorgis, Eleftherios | | | 1594 | GRE | 0.50 | 1 | -0.31 | 20 | -6.20 | |
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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