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Individual Calculations March 2011 |
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| Sakellarios, Stavros Total change: -31.00 | |   |
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| 2010 Attica Team Championship Under 12 | Attica | GRE | 2010-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1512 | 1524 | 1.50 | 4 | -0.57 | 25 | -14.25 | |
|  Drakopoulos, Polihronis | | | 1590 | GRE | 0.00 | 1 | -0.41 | 25 | -10.25 | | | Beliotis, Georgios | | | 1498 | GRE | 0.50 | 1 | -0.04 | 25 | -1.00 | |  Drakopoulos, Polihronis | | | 1590 | GRE | 0.00 | 1 | -0.41 | 25 | -10.25 | | | Pramateftaki, Loukia | | | 1368 | GRE | 1.00 | 1 | 0.29 | 25 | 7.25 | |
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) | | | | Attica Individual Youth Ch. 2011 - Boys U14 | Athens | GRE | 2010-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1629 | 1503 | 0.00 | 2 | -0.67 | 25 | -16.75 | |
| | Sidiropoulos, Nikolaos | | | 1696 | GRE | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Xanthopoulos, Vasilios | | | 1562 | GRE | 0.00 | 1 | -0.42 | 25 | -10.50 | |
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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