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Individual Calculations September 2009 |
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| Hairopoulos, Stefanos Total change: 16.20 | |   |
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| Ikaros Chess Festival 2009 | 2009 Aegean Open Championship | GRE | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 1632 | 1.50 | 3 | 1.08 | 15 | 16.20 | |
|  Tsounis, Serafim | | | 1823 | GRE | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Tsiotridis, Panayotis | | | 2009 | GRE | 0.50 | 1 | 0.41 | 15 | 6.15 | |  De Boer, Albert | | | 2032 * | NED | 0.50 | 1 | 0.42 | 15 | 6.30 | | | * 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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