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Individual Calculations October 2012 |
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| Ontabasidis, Aristidis Total change: 10.50 | |   |
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| 4th Mediterranean Boys & Girls under 20 chess championships 2012 | Chania Crete | GRE | 2012-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1564 | 1586 | 5.00 | 8 | 0.70 | 15 | 10.50 | |
|  Petraki, Argiro | | | 1267 | GRE | 1.00 | 1 | 0.13 | 15 | 1.95 | |  Koutsogiannopoulou, Theodora | | | 1897 | GRE | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Petraki, Evaggelia | | | 1396 | GRE | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Serpetsidaki, Eva | | | 1406 | GRE | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Kafetzis, Georgios | | | 1986 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Vozinaki, Anthi - Maria | | | 1466 | GRE | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Tzemanakis, Nikolaos | | | 1246 | GRE | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Georgantas, Antonios | | | 1848 | GRE | 1.00 | 1 | 0.82 | 15 | 12.30 | | | * 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) | | |
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