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Individual Calculations August 2015 |
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| Diamantakos, Sotirios Total change: -31.60 | |   |
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| 2015 Greek Youth Championships - open 10 | Rio Achaia | GRE | 2015-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1255 | 1220 | 2.00 | 5 | -0.37 | 40 | -14.80 | |
|  Krallis, Christos | | | 1620 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Papidakis, Georgios | | | 1167 | GRE | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Kalamoukos, Grigorios | | | 1254 | GRE | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Vizirakis, Antonios | | | 1176 | GRE | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Malliarakis, Stylianos | | | 1059 | GRE | 1.00 | 1 | 0.29 | 40 | 11.60 | | | * 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) | | | | 38th International Open IKAROS 2015 - B Group | Ag. Kyrikos Ikaria island | GRE | 2015-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1366 | 1220 | 0.50 | 3 | -0.42 | 40 | -16.80 | |
| | Kourouklis, Efthymios-Nektarios | | | 1434 | GRE | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Laspas, Antonios | | | 1359 | GRE | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Nomikos, Kosmas | | | 1304 | GRE | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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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