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Individual Calculations July 2010 |
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| Kalogridakis, Georgios Total change: -4.50 | |   |
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| 2nd Open Spring Chess Tournament - SO N.Filadelfias | N.Filadelfia - Athens | GRE | 2010-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1850 | 1768 | 2.00 | 4 | 0.43 | 15 | 6.45 | |
|  Diamandis, Georgios | | | 1895 | GRE | 0.50 | 1 | 0.17 | 15 | 2.55 | |  Hairopoulos, Stefanos | | | 1648 | GRE | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Gogos, Dimitrios | | | 1919 | GRE | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Geroukalis, Athanasios | | | 1937 | GRE | 1.00 | 1 | 0.72 | 15 | 10.80 | |
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) | | | | Youth Attica Champ. U16 (paidon - korasidon) | Attica | GRE | 2010-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1659 | 1768 | 2.50 | 5 | -0.73 | 15 | -10.95 | |
| | Bellos, Ioannis | | | 1818 | GRE | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Triantafillis, Evaggelos | | | 1635 | GRE | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Rahmanidis, Petros | | | 1601 | GRE | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Ragios, Konstantinos | | | 1652 | GRE | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Alexiou, Dimitrios | | | 1588 | GRE | 0.00 | 1 | -0.74 | 15 | -11.10 | |
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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