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Individual Calculations September 2011 |
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| Zannias, Georgios Total change: 18.60 | |   |
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| Attica Team Friendship Cup 2011 - B' Group | Attiki | GRE | 2011-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1552 | 1.00 | 1 | 0.49 | 30 | 14.70 | |
|  Sahpatsidis, Haralabos | | | 1543 | GRE | 1.00 | 1 | 0.49 | 30 | 14.70 | |
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) | | | | 9th chess open of Fysiolatris - B' Group | Nikaia - Athens | GRE | 2011-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1415 | 1550 | 1.50 | 2 | 0.13 | 30 | 3.90 | |
| | Pramateftaki, Aspasia | | | 1378 | GRE | 1.00 | 1 | 0.27 | 30 | 8.10 | |  Poulopoulou, Ekaterini | | | 1451 | GRE | 0.50 | 1 | -0.14 | 30 | -4.20 | |
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) | | |
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