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Individual Calculations July 2009 |
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| Ntatsis, Georgios Total change: 2.10 | |   |
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| 2009 Attica teams Ch C div. - stage 1 - Group 1 | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1962 | 1.00 | 1 | 0.46 | 15 | 6.90 | |
|  Lakafosis, Ioannis | | | 1930 | GRE | 1.00 | 1 | 0.46 | 15 | 6.90 | |
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) | | | | Attica Teams Cup | Attica | GRE | 2009-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2095 | 1962 | 0.00 | 1 | -0.32 | 15 | -4.80 | |
|  Koerant, Filipos | | | 2095 | GRE | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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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