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Individual Calculations September 2009 |
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| Sotiriadou, Ioanna Total change: 1.20 | |   |
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| 13th Heraklio Open 2009 - Group B | N.Heraklio - Attiki | GRE | 2009-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1542 | 0.50 | 2 | 0.08 | 15 | 1.20 | |
|  Zygourakis, Themistoklis | | | 1724 | GRE | 0.50 | 1 | 0.24 | 15 | 3.60 | |  Koukoufikis, Ioannis | | | 1826 | GRE | 0.00 | 1 | -0.16 | 15 | -2.40 | |
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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