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Individual Calculations April 2009 |
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| Kefalas, Spyridon Total change: -13.35 | |   |
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| Bikou Cup 1st Division | Attica - Local Clubs | GRE | 2008-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1928 | 1.00 | 3 | -0.32 | 15 | -4.80 | |
|  Doudaniotis, Dimitrios | | | 1942 | GRE | 0.50 | 1 | 0.02 | 15 | 0.30 | |  Hatzigiannis, Trifon | | | 1923 | GRE | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Kelaiditis, Nikolaos | | | 2050 | GRE | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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) | | | | 2009 Attica team ch prelim. A div. | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1848 | 1932 | 2.50 | 5 | -0.57 | 15 | -8.55 | |
| | Asimakopoulos, Ioannis | | | 1823 | GRE | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Mylonas, Konstantinos | | | 1953 | GRE | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Liargovas, Dimitrios | | | 1904 | GRE | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Asvestopoulos, Hristos | | | 1824 | GRE | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Mavrikakis, Georgios | | | 1734 | GRE | 0.50 | 1 | -0.26 | 15 | -3.90 | |
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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