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Individual Calculations April 2013 |
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| Zahariou, Nikolaus Total change: 8.40 | |   |
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| 2013 Attica Team Championship C' Category ESSNA | Attica | GRE | 2013-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 1743 | 1.00 | 2 | 0.27 | 15 | 4.05 | |
|  Eleftheriou, Georgios | | | 1803 | GRE | 1.00 | 1 | 0.58 | 15 | 8.70 | |  Samaras, Eleftherios | | | 1887 | GRE | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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) | | | | 2013 Attica "Friendship Cup" - B Group | Attica | GRE | 2013-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1588 | 1743 | 1.00 | 1 | 0.29 | 15 | 4.35 | |
| | Seferlis, Georgios | | | 1588 | GRE | 1.00 | 1 | 0.29 | 15 | 4.35 | |
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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