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Individual Calculations July 2011 |
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| Efthimiadis, Ilias Total change: -31.20 | |   |
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| Eastern Cont. Greece & Evvoia (TESSAS) Indiv. Open Champ. 2011 | Chalkis | GRE | 2011-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1975 | 1.00 | 3 | -1.27 | 15 | -19.05 | |
|  Oikonomou, Panagiotis Ch | | | 1575 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Marinelos, Theodoros | | | 1718 | GRE | 0.00 | 1 | -0.82 | 15 | -12.30 | | | Kakkanas, Evangelos | | | 1957 | GRE | 0.00 | 1 | -0.53 | 15 | -7.95 | | | * 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) | | | | 29th Greek Chess Clubs Cup 2011 TESSAS Regional Cup | Local Clubs | GRE | 2011-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2045 | 1975 | 0.50 | 1 | 0.10 | 15 | 1.50 | |
| | Rigopoulos-Tsigkos, Alexandros | | | 2045 | GRE | 0.50 | 1 | 0.10 | 15 | 1.50 | |
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) | | | | 1st Easter Tournament ESK Amfissas 2011 | Amfissa | GRE | 2011-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1793 | 1975 | 3.50 | 6 | -0.91 | 15 | -13.65 | |
| | Kalamaras, Theofanis | | | 1749 | GRE | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Hatzigiannis, Spiridon | | | 1847 | GRE | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Tsiros, Fragkiskos Vlasios | | | 1725 | GRE | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Tsitsaras, Georgios | | | 1789 | GRE | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Tsekouras, Vasilios | | | 1780 | GRE | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Lyrakis, Stavros | | | 1866 | GRE | 0.00 | 1 | -0.65 | 15 | -9.75 | |
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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