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Individual Calculations May 2011 |
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| Karystianos, Petros Total change: 8.85 | |   |
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| Bikos Teams Cup 2010 group B | Attiki | GRE | 2010-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1846 | 1519 | 0.50 | 2 | 0.24 | 15 | 3.60 | |
|  Hatzigeorgiou, Mihail | | | 1872 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Makris, Ioannis | | | 1819 | GRE | 0.50 | 1 | 0.35 | 15 | 5.25 | |
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) | | | | 7th Ampelokipi open - Tr. Siaperas Memorial | Ambelokipi - Athens | GRE | 2011-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1819 | 1520 | 1.00 | 4 | 0.35 | 15 | 5.25 | |
| | Azis, Azizis Ektoras | | | 1920 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Karlis, Nikolaos | | | 1780 | GRE | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Divaris, Dionisis | | | 1913 | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Kouliouras, Ioannis | | | 1663 | GRE | 1.00 | 1 | 0.69 | 15 | 10.35 | | | * 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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