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Individual Calculations May 2011 |
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| Gkertsos, Georgios Total change: -18.50 | |   |
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| Bikos Teams Cup 2010 group B | Attiki | GRE | 2010-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1819 | 1881 | 0.00 | 1 | -0.59 | 25 | -14.75 | |
|  Makris, Ioannis | | | 1819 | GRE | 0.00 | 1 | -0.59 | 25 | -14.75 | |
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) | | | | Attica Team Championship 2011 - A' Local Category | Attiki | GRE | 2011-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 1881 | 1.00 | 2 | -0.05 | 25 | -1.25 | |
|  Anagnostou, Ioannis | | | 2001 | GRE | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Bitsanis, Panagiotis | | | 1722 | GRE | 1.00 | 1 | 0.29 | 25 | 7.25 | |
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) | | | | 1o AEK Open | N.Filadelfia - Athens | GRE | 2011-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1881 | 2.50 | 4 | -0.10 | 25 | -2.50 | |
| | Rahmanidis, Petros | | | 1611 | GRE | 1.00 | 1 | 0.17 | 25 | 4.25 | | | Girvalakis, Spyridon | | | 2072 | GRE | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Tsiros, Dimitrios | | | 1655 | GRE | 1.00 | 1 | 0.21 | 25 | 5.25 | | | Grigoriadis, Mihail | | | 1707 | GRE | 0.50 | 1 | -0.23 | 25 | -5.75 | |
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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