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Individual Calculations January 2009 |
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| Karlis, Nikolaos Total change: -1.20 | |   |
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| 89th Ambelokipi Open | Athens | GRE | 2008-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1747 | 1.00 | 4 | -0.28 | 15 | -4.20 | |
|  Tepelenis, Nikolaos | | | 2097 | GRE | 0.50 | 1 | 0.39 | 15 | 5.85 | |  Tsimboukidis, Anastasios | | | 2027 | GRE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Barbagiannis, Leonidas | | | 1963 | GRE | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Stathakis, Nikolaos | | | 1515 | GRE | 0.50 | 1 | -0.29 | 15 | -4.35 | |
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 |
| 1985 | 1743 | 0.50 | 3 | -0.15 | 15 | -2.25 | |
| | Valden, Petros | | | 2093 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Megaloudis, Petros | | | 1840 | GRE | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Sfougatakis, Nikolaos | | | 2021 | GRE | 0.00 | 1 | -0.17 | 15 | -2.55 | |
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) | | | | 10th Aegaleo Open 2008 | Aegaleo - Athens | GRE | 2008-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 1743 | 1.00 | 3 | 0.35 | 15 | 5.25 | |
| | Mbirlis, Hristos | | | 2021 | GRE | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Karahisaridis, Vasilios | | | 1987 | GRE | 1.00 | 1 | 0.80 | 15 | 12.00 | | | Georgiopoulos, Har | | | 1912 | GRE | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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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