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Individual Calculations September 2011 |
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| Perrakis, Polychronis Total change: -23.70 | |   |
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| 1st International open "Isthmia" - Vrahati 2011 Group B' | Vrahati, Korinthos | GRE | 2011-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1347 | 1704 | 1.00 | 2 | -0.79 | 30 | -23.70 | |
|  Papadopoulos, Alexandros | | | 1337 | GRE | 0.00 | 1 | -0.90 | 30 | -27.00 | |  Pavlidis, Pavlos | | | 1357 | GRE | 1.00 | 1 | 0.11 | 30 | 3.30 | |
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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