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Individual Calculations April 2018 |
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| Papamichael, Georgios Total change: -4.80 | |   |
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| 14th open Tr. Siaperas Memorial 2018 | Ampelokipoi | GRE | 2018-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1656 | 1.50 | 4 | -0.05 | 20 | -1.00 | |
|  Kilakos, Dimitrios | | | 1299 | GRE | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Marianidis, Dimitrios | | | 1779 | GRE | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Poulos, Georgios | | | 2056 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Tsimboukidis, Anastasios | | | 1848 | GRE | 0.00 | 1 | -0.25 | 20 | -5.00 | | | * 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) | | | | rounds 6-7 | ESSNA | GRE | 2018-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1656 | 0.00 | 1 | -0.19 | 20 | -3.80 | |
| | Vrettos, Augoustinos | | | 1908 | GRE | 0.00 | 1 | -0.19 | 20 | -3.80 | |
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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