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Individual Calculations May 2011 |
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| Stavrakas, Ioannis Total change: -56.00 | |   |
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| Attica Team Championship 2011 - C' Category | Attica | GRE | 2011-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1944 | 1866 | 0.00 | 2 | -0.79 | 25 | -19.75 | |
|  Lakafosis, Ioannis | | | 1908 | GRE | 0.00 | 1 | -0.44 | 25 | -11.00 | |  Prevenios, Mihail | | | 1979 | GRE | 0.00 | 1 | -0.35 | 25 | -8.75 | |
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 |
| 1820 | 1866 | 2.50 | 5 | -0.28 | 25 | -7.00 | |
| | Sienczewski, Zbigniew | | | 2185 | POL | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Laspas, Panagiotis | | | 1599 | GRE | 0.50 | 1 | -0.32 | 25 | -8.00 | | | Kouliouras, Ioannis | | | 1663 | GRE | 1.00 | 1 | 0.24 | 25 | 6.00 | | | Azis, Azizis Ektoras | | | 2099 | GRE | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Stavropoulos, Simeon | | | 1556 | GRE | 1.00 | 1 | 0.14 | 25 | 3.50 | |
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) | | | | 111th Ambelokipi Open | Ambelokipi - Athens | GRE | 2011-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1791 | 1.50 | 4 | -1.17 | 25 | -29.25 | |
| | Diatsintos, Ilias | | | 1623 | GRE | 0.00 | 1 | -0.72 | 25 | -18.00 | | | Psoma, Virginia | | | 1514 | GRE | 1.00 | 1 | 0.17 | 25 | 4.25 | | | Panagos, Theodoros | | | 1628 | GRE | 0.50 | 1 | -0.22 | 25 | -5.50 | | | Papamichael, Georgios | | | 1863 | GRE | 0.00 | 1 | -0.40 | 25 | -10.00 | |
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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