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Individual Calculations July 2009 |
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| Zonidis, Petros Total change: 0.00 | |   |
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| 2nd Triandria Open Spring Tournament | Thessaloniki | GRE | 2009-04-21 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1958 | 0 | 1.50 | 4 | 0.00 | 1871 | | 0.00 | |
|  Skondras, Stavros | | | 1946 | GRE | 1.00 | 1 | 0.00 | | 0.00 | |  Markantonis, Vasilios | | | 2003 | GRE | 0.00 | 1 | 0.00 | | 0.00 | | | Giakoustidis, Spiros-Avgerinos | | | 1942 | GRE | 0.00 | 1 | 0.00 | | 0.00 | | | Krimlidis, Savvas | | | 1941 | GRE | 0.50 | 1 | 0.00 | | 0.00 | |
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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