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Individual Calculations June 2017 |
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| Marten, Iakovos Total change: -29.40 | |   |
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| 3rd open OPA Cholargou 2017 | Cholargos | GRE | 2017-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1828 | 1923 | 1.00 | 3 | -0.76 | 20 | -15.20 | |
|  Hrisanthopoulos, Dimitrios | | | 2018 | GRE | 0.00 | 1 | -0.37 | 20 | -7.40 | |  Ergazakis, Ioannis | | | 1944 | GRE | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Makedonas, Michail | | | 1523 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 2017 Attica Veterans (S50) Team Championship - ESSNA | ESSNA | GRE | 2017-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1789 | 1909 | 0.50 | 2 | -0.71 | 20 | -14.20 | |
| | Skalkotas, Nikolaos | m | | 2068 | GRE | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Soursos, Panayotis | | | 1509 * | GRE | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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