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Individual Calculations January 2011 |
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| Georgantzis, Petros Total change: -12.50 | |   |
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| Greek Individual Champ. 2011 U20-U18, Preliminaries ESSAMTH | Kavala | GRE | 2010-11-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1703 | 1502 | 0.50 | 4 | -0.50 | 25 | -12.50 | |
|  Sourgkounis, Angelos | | | 1853 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Stamidis, Daniil | | | 1625 | GRE | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Zisiadis, Dimitrios | | | 1675 | GRE | 0.50 | 1 | 0.23 | 25 | 5.75 | | | Bakirtzis, Triantafilos | | | 1659 | GRE | 0.00 | 1 | -0.29 | 25 | -7.25 | |
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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