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Individual Calculations May 2010 |
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| Batas, Ioannis Total change: 12.75 | |   |
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| Attikis Filias "Nikos Strofalis" 2010 - Group A' | Attica | GRE | 2009-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1789 | 1413 | 0.00 | 1 | -0.09 | 25 | -2.25 | |
|  Kountardas, Panagiotis | | | 1789 | GRE | 0.00 | 1 | -0.09 | 25 | -2.25 | |
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) | | | | 103th Ambelokipi Open Poteas Memorial | Ambelokipi - Athens | GRE | 2010-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1813 | 1413 | 1.00 | 5 | 0.60 | 25 | 15.00 | |
|  Kalitsis, Nikolaos | | | 1813 * | GRE | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Zorbas, Nikolaos | | | 1813 * | GRE | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Hatzigiannis, Trifon | | | 1813 * | GRE | 1.00 | 1 | 0.92 | 25 | 23.00 | | | Terzidaki, Alexandra | | | 1813 * | GRE | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Papamichael, Georgios | | | 1813 * | GRE | 0.00 | 1 | -0.08 | 25 | -2.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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