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Individual Calculations January 2009 |
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| Tsironis, Leonidas Total change: 29.55 | |   |
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| 4o Open A.S.O.P. DIAS | Petroupoli Athens | GRE | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1882 | 1780 | 3.50 | 6 | 1.16 | 15 | 17.40 | |
|  Sienczewski, Zbigniew | | | 2120 | POL | 0.00 | 1 | -0.12 | 15 | -1.80 | |  Bellos, Ioannis | | | 1581 | GRE | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Taylor, Michael | | | 2053 | ENG | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Irinidis, Dimitrios | | | 1527 | GRE | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Kostouros, Alexandros | | | 2130 | GRE | 1.00 | 1 | 0.89 | 15 | 13.35 | | | Mihopoulos, Konstantinos | | | 1878 | GRE | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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) | | | | Attica Championship Boys U-20 2009 | Aigaleo - Athens | GRE | 2008-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1780 | 1.50 | 2 | 0.81 | 15 | 12.15 | |
| | Tsiropoulas, Apostolos | | | 2017 | GRE | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Fotiadis, Ioannis | | | 1784 | GRE | 1.00 | 1 | 0.51 | 15 | 7.65 | |
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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