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Individual Calculations January 2009 |
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| Chrisostomou, Dimitrios Total change: 84.75 | |   |
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| 89th Ambelokipi Open | Athens | GRE | 2008-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 1866 | 3.50 | 5 | 1.65 | 25 | 41.25 | |
|  Dimopoulos, Georgios | | | 1979 | GRE | 1.00 | 1 | 0.65 | 25 | 16.25 | |  Kakadelis, Str | | | 2138 | GRE | 0.50 | 1 | 0.33 | 25 | 8.25 | | | Delis, G | | | 1988 | GRE | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Sidiropoulos, Leonidas | | | 1669 | GRE | 1.00 | 1 | 0.25 | 25 | 6.25 | | | Papapetropoulos, Periklis | | | 2058 | GRE | 1.00 | 1 | 0.75 | 25 | 18.75 | |
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) | | | | 90th Ambelokipi Open | Ambelokipi, Athens - Greece | GRE | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2028 | 1857 | 3.50 | 6 | 1.74 | 25 | 43.50 | |
| | Poteas, Ioannis | | | 2164 | GRE | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Efkarpidis, Stylianos | | | 1660 | GRE | 1.00 | 1 | 0.25 | 25 | 6.25 | | | Vazelakis, Dimitrios | | | 2089 | GRE | 1.00 | 1 | 0.79 | 25 | 19.75 | | | Makkas, Panayiotis | | | 2029 | GRE | 0.50 | 1 | 0.23 | 25 | 5.75 | | | Sfougatakis, Nikolaos | | | 2021 | GRE | 1.00 | 1 | 0.72 | 25 | 18.00 | | | Delithanasis, Dimitrios | | | 2207 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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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