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Individual Calculations May 2015 |
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| Vardakas, Petros Total change: 1.60 | |   |
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| 2015 ESSKEDYM Championship - open 8-10-12 | Ptolemaida | GRE | 2015-03-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1321 | 1081 | 1.00 | 3 | 0.33 | 40 | 13.20 | |
|  Tsidaridis, Iakovos | | | 1186 | GRE | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Vardakas, Grigorios | | | 1481 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Papadimitriou, Alexandros | | | 1295 | GRE | 0.00 | 1 | -0.23 | 40 | -9.20 | | | * 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) | | | | 8th Spring Open of Triandria 2015 - B group | Thessaloniki | GRE | 2015-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1235 | 1081 | 0.00 | 1 | -0.29 | 40 | -11.60 | |
| | Vlassis, Hristos | | | 1235 | GRE | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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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