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Individual Calculations May 2015 |
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| Tzavaras, Spyridon Total change: -11.60 | |   |
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| 2015 ESSNA team championship - B Category | Attica | GRE | 2015-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1117 | 1114 | 0.00 | 1 | -0.50 | 40 | -20.00 | |
|  Mastellos, Georgios | | | 1117 | GRE | 0.00 | 1 | -0.50 | 40 | -20.00 | |
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) | | | | 2015 youth championhips ESSNA - open 10 | Athens | GRE | 2015-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1181 | 1.00 | 2 | 0.21 | 40 | 8.40 | |
|  Krallis, Christos | | | 1581 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Fakis, Alexandros | | | 1021 | GRE | 1.00 | 1 | 0.29 | 40 | 11.60 | | | * 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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