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Individual Calculations April 2018 |
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| Krassas, Nikolaos Total change: -17.60 | |   |
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| 25th open SO Peristeriou 2018 | Peristeri | GRE | 2018-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1203 | 1292 | 3.50 | 6 | -0.27 | 40 | -10.80 | |
|  Sienczewski, Zbigniew | | | 1692 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Karapappas, Nikolaos | | | 1015 | GRE | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Tsekoura, Stavroula | | | 1138 | GRE | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Proutsalis, Marios Alexandros | | | 1164 | GRE | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Lyrakis, Georgios | | | 1044 | GRE | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Tsavdaras, Dimitrios | | | 1166 | GRE | 0.50 | 1 | -0.17 | 40 | -6.80 | | | * 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) | | | | 2018 ESSNA Team Championship - C category rounds 6-7 | ESSNA | GRE | 2018-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1238 | 1304 | 1.00 | 2 | -0.17 | 40 | -6.80 | |
| | Koulouris, Taxiarchis | | | 1130 | GRE | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Zacharakis, Antonios | | | 1346 | GRE | 0.00 | 1 | -0.44 | 40 | -17.60 | |
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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