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Individual Calculations May 2011 |
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| Kolyvas, Aris Total change: -25.00 | |   |
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| 14th open tournament of SO Aigaleo < 1500 - GROUP B' | Aigaleo - Athens | GRE | 2011-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1407 | 1408 | 0.50 | 3 | -1.00 | 25 | -25.00 | |
|  Nikitidis, Theopistos | | | 1488 | GRE | 0.00 | 1 | -0.39 | 25 | -9.75 | | | Karali, Panagiota | | | 1268 | GRE | 0.50 | 1 | -0.19 | 25 | -4.75 | | | Psoma, Virginia | | | 1466 | GRE | 0.00 | 1 | -0.42 | 25 | -10.50 | |
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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