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Individual Calculations July 2011 |
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| Grigoriadis, Alexandros Total change: -11.30 | |   |
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| Attica Team Cup 2011 | Attica | GRE | 2011-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2084 | 2311 | 1.50 | 4 | -1.54 | 10 | -15.40 | |
|  Zambrakos, Efthimios | | | 1911 * | GRE | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Koerant, Filipos | | | 2059 | GRE | 0.00 | 1 | -0.81 | 10 | -8.10 | | | Goumas, Georgios | | | 2310 | GRE | 0.00 | 1 | -0.50 | 10 | -5.00 | |  Tsiropoulas, Apostolos | | | 2056 | GRE | 0.50 | 1 | -0.31 | 10 | -3.10 | | | * 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) | | | | 3rd Easter Tournament 2011 - PS Peristeriou Group A | Peristeri - Athens | GRE | 2011-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2124 | 2311 | 5.50 | 7 | 0.41 | 10 | 4.10 | |
| | Karaoulanis, Dimitrios | | | 1937 | GRE | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Panagiotopoulos, Nikolaos | | | 2068 | GRE | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Ignatiadis, Konstantinos | | | 2186 | GRE | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Korlotsidis, Spiridon | | | 2007 | GRE | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Kostouros, Alexandros | | | 2223 | GRE | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Kamenets, Anatolij | m | | 2261 | UKR | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Tassopoulos, Marios | f | | 2189 | GRE | 0.50 | 1 | -0.17 | 10 | -1.70 | |
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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