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Individual Calculations July 2009 |
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| Zervas, Ilias Total change: -4.25 | |   |
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| Team Cup Attica Friendship 2009 "NIKOS STROFALIS" | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1857 | 2.00 | 3 | 0.16 | 25 | 4.00 | |
|  Apostolou, Elias | | | 1812 | GRE | 1.00 | 1 | 0.44 | 25 | 11.00 | | | Tsaloumas, Konstantinos | | | 1740 | GRE | 1.00 | 1 | 0.34 | 25 | 8.50 | |  Kountardas, Panagiotis | | | 1772 | GRE | 0.00 | 1 | -0.62 | 25 | -15.50 | |
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) | | | | Team Cup under 16 of Attica 2009 | Attica | GRE | 2009-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1581 | 1857 | 0.50 | 1 | -0.33 | 25 | -8.25 | |
| | Ragios, Konstantinos | | | 1581 | GRE | 0.50 | 1 | -0.33 | 25 | -8.25 | |
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) | | |
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