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Individual Calculations January 2012 |
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| Arvanitis, Georgios Total change: 10.95 | |   |
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| 118th Ambelokipi Open | Athens, Ambelokipi | GRE | 2011-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1811 | 3.50 | 6 | 1.21 | 15 | 18.15 | |
|  Papaspirou, Spiridon | | | 1411 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Delithanasis, Dimitrios | | | 2137 | GRE | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Katopodis, Ioannis | | | 1553 | GRE | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Roumbeglis, Nikolaos | | | 2169 | GRE | 1.00 | 1 | 0.90 | 15 | 13.50 | | | Kostouros, Alexandros | | | 2113 | GRE | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Sienczewski, Zbigniew | | | 2084 | GRE | 0.50 | 1 | 0.33 | 15 | 4.95 | | | * 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) | | | | 119th Ambelokipi Open | Athens, Ambelokipi | GRE | 2011-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1645 | 1795 | 3.50 | 7 | -1.29 | 15 | -19.35 | |
| | Skokos, Georgios | | | 1414 | GRE | 0.00 | 1 | -0.91 | 15 | -13.65 | | | Katopodis, Ioannis | | | 1570 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Retkowski, Daniel | | | 1694 | POL | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Ladas, Dimitrios | | | 1677 | GRE | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Sarantakos, Sotirios | | | 1695 | GRE | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Vlahos, Athanasios | | | 1851 | GRE | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Diatsintos, Ilias | | | 1611 | GRE | 1.00 | 1 | 0.26 | 15 | 3.90 | |
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) | | | | Attica Team Cup "Spiros Bikos" 2011 - Group B' | Attica | GRE | 2011-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1795 | 2.00 | 2 | 0.81 | 15 | 12.15 | |
| | Kamitsis, Nikolaos | | | 1593 | GRE | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Pagali, Marianna | | | 1848 | GRE | 1.00 | 1 | 0.57 | 15 | 8.55 | |
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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