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Individual Calculations May 2012 |
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| Petraki, Maria Total change: -5.70 | |   |
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| Attica Team Championship of A' Local Category 2012 - Group A and B | Attica | GRE | 2012-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 2034 | 4.50 | 7 | 0.30 | 15 | 4.50 | |
|  Kofinas, Hristos | | | 1926 | GRE | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Hristodoulou, Georgios | | | 1927 | GRE | 1.00 | 1 | 0.35 | 15 | 5.25 | |  Vrouvakis, Mattheos | | | 2019 | GRE | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Diamandis, Georgios | | | 1821 | GRE | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Pagali, Marianna | | | 1846 | GRE | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Pandelidis, Ioannis | | | 2081 | GRE | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Pertzinidis, Ilias | | | 2074 | GRE | 0.00 | 1 | -0.44 | 15 | -6.60 | |
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) | | | | 15th Open SOP-SMAOK over 1900 rating | Pagrati, Athens | GRE | 2012-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2029 | 2048 | 2.50 | 6 | -0.68 | 15 | -10.20 | |
| | Azis, Azizis Ektoras | | | 2286 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Geroukalis, Athanasios | | | 1923 | GRE | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Sideris, Theodoros | | | 2008 | GRE | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Anairousis, Panag | | | 1933 | GRE | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Sarakenidis, Nikolaos | | | 1922 | GRE | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Papadimitriou, Loukas | | | 2104 | GRE | 0.00 | 1 | -0.42 | 15 | -6.30 | |
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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