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Individual Calculations September 2009 |
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| Siaparinas, Konstantinos Total change: 9.75 | |   |
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| 1st Spring Open SOP - SMAOK | Pagrati - Athens | GRE | 2009-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1930 | 2.00 | 5 | 0.22 | 15 | 3.30 | |
|  Poteas, Ioannis | | | 2189 | GRE | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Tourkolias, Dimitrios | | | 1840 | GRE | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Sideris, Theodoros | | | 2089 | GRE | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Zygouris, Hristos | | | 2219 | GRE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Nikolaidis, Georgios | | | 1912 | GRE | 1.00 | 1 | 0.47 | 15 | 7.05 | |
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) | | | | 97 Ambelokipi Open | Ambelokipi | GRE | 2009-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 1930 | 2.50 | 5 | 0.43 | 15 | 6.45 | |
| | Poteas, Ioannis | | | 2189 | GRE | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Kesoglou, Konstantinos | | | 2137 | GRE | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Michailidis, Dimitris | | | 1950 | GRE | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Dekanozishvili, Tamaz | | | 1842 | GEO | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Roumeliotis, Angelos | | | 1881 | GRE | 0.00 | 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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