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Individual Calculations April 2009 |
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| Rokas, Aggelos Total change: -53.25 | |   |
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| 2009 Indiv. Youth Champ. of Attica - Boys U 14 | Nikea - Athens | GRE | 2008-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 1737 | 0.00 | 2 | -0.93 | 25 | -23.25 | |
|  Tsironis, Leonidas | | | 1780 | GRE | 0.00 | 1 | -0.44 | 25 | -11.00 | |  Poulidis, Stefanos | | | 1743 | GRE | 0.00 | 1 | -0.49 | 25 | -12.25 | |
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) | | | | 2009 Attica team ch prelim. A div. | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1737 | 0.00 | 2 | -1.20 | 25 | -30.00 | |
| | Fotiadis, Ioannis | | | 1793 | GRE | 0.00 | 1 | -0.42 | 25 | -10.50 | | | Sotiriadou, Ioanna | | | 1518 | GRE | 0.00 | 1 | -0.78 | 25 | -19.50 | |
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) | | |
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