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Individual Calculations July 2009 |
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| Kousidis, Vergis Total change: -10.80 | |   |
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| 27th Greek Team Cup 2009 | East Macedonia - Thrace | GRE | 2009-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 1862 | 0.00 | 1 | -0.51 | 15 | -7.65 | |
|  Koroglou, Viktor | | | 1852 | GRE | 0.00 | 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) | | | | SPRING INDIVID. CHAMPIONSHIP GROUP >2000 | KAVALA | GRE | 2009-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1816 | 1862 | 2.00 | 4 | -0.21 | 15 | -3.15 | |
| | Neofitidis, Veniamin | | | 1606 | GRE | 1.00 | 1 | 0.19 | 15 | 2.85 | |  Sourgkounis, Angelos | | | 1922 | GRE | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Koroglou, Viktor | | | 1852 | GRE | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Harokopakis, Georgios | | | 1885 | GRE | 0.00 | 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) | | |
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