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Individual Calculations May 2012 |
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| Merasedoglou, Dimitrios - Nektar Total change: 14.25 | |   |
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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 |
| 1645 | 1512 | 1.50 | 4 | 0.08 | 15 | 1.20 | |
|  Kapellas, Alexandros | | | 1457 | GRE | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Panagopoulos, Georgios | | | 1708 | GRE | 0.00 | 1 | -0.25 | 15 | -3.75 | |  Iliopoulos, Rigas | | | 1912 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Gouvas, Alexandros | | | 1503 | GRE | 1.00 | 1 | 0.49 | 15 | 7.35 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 |
| 1417 | 1512 | 4.00 | 5 | 0.87 | 15 | 13.05 | |
| | Mantzakouras, Loukas | | | 1317 | GRE | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Dermitzakis, Pavlos | | | 1431 | GRE | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Kafkalas, Nikolaos | | | 1483 | GRE | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Kolyvas, Aris | | | 1404 | GRE | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Tsekouras, Andreas | | | 1451 | 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) | | |
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