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Individual Calculations May 2012 |
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| Andromedas, Georgios Total change: 1.80 | |   |
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| Attica Team Championship of B' Local Category 2012 - Group A | Attica | GRE | 2012-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1362 | 1387 | 0.50 | 1 | -0.03 | 15 | -0.45 | |
|  Kouvaras, Andreas | | | 1362 | GRE | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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) | | | | ESSNA Individual championships 2012 - Open under 12 | Peristeri - Athens | GRE | 2012-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1535 | 1410 | 1.50 | 4 | 0.15 | 15 | 2.25 | |
| | Gkikas, Vasilios | | | 1560 | GRE | 0.50 | 1 | 0.20 | 15 | 3.00 | |  Karousos-Theodorakis, Anastasios | | | 1493 | GRE | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Kalogridakis, Theodoros | | | 1650 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Kotsokolos, Theodoros | | | 1438 | GRE | 0.00 | 1 | -0.46 | 15 | -6.90 | |
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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