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Individual Calculations March 2011 |
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| Pessiridis, Isaak Total change: -17.85 | |   |
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| 2010 Attica Team Championship Under 16 | Attica | GRE | 2010-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1670 | 1668 | 1.50 | 3 | 0.01 | 15 | 0.15 | |
|  Kountouris, Menelaos | | | 1734 | GRE | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Kouskoutis, Georgios-Alexandros | | | 1665 | GRE | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Kalofonos, Panayotis | | | 1610 | GRE | 0.50 | 1 | -0.08 | 15 | -1.20 | |
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 Individual Youth Ch. 2011 - Boys U12 | Athens | GRE | 2010-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1432 | 1673 | 2.00 | 4 | -1.20 | 15 | -18.00 | |
|  Adamis, Petros | | | 1400 | GRE | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Kafkalas, Nikolaos | | | 1468 | GRE | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Goneos, Antonios | | | 1446 | GRE | 0.00 | 1 | -0.79 | 15 | -11.85 | | | Karakatsanis, Nikolaos | | | 1415 | GRE | 1.00 | 1 | 0.18 | 15 | 2.70 | |
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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