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Individual Calculations July 2009 |
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| Hatzigeorgiou, Mihail Total change: -1.50 | |   |
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| 1st Open below 1800 national rating SOP_SMAOK | Pagrati - Athens | GRE | 2009-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 1919 | 2.00 | 3 | -0.10 | 15 | -1.50 | |
|  Nikolaidou, Eleni | | | 1857 | GRE | 0.00 | 1 | -0.59 | 15 | -8.85 | |  Arvanitakis, Panagiotis | | | 1569 | AUT | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Efthimiou, Georgios | | | 1829 | GRE | 1.00 | 1 | 0.38 | 15 | 5.70 | |
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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