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Individual Calculations April 2008 |
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| Koukoufikis, Ioannis Total change: 4.65 | |   |
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| Bikou Cup 1st Division | Attica | GRE | 2007-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1861 | 1.00 | 2 | 0.12 | 15 | 1.80 | |
|  Lazaridis-Elmaloglou, Lazaros | | | 1816 | GRE | 1.00 | 1 | 0.44 | 15 | 6.60 | |  Georgoulias, Dionisios | | | 1992 | GRE | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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) | | | | 83rd Ambelokipi Open | Athens | GRE | 2007-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2092 | 1861 | 0.50 | 2 | 0.08 | 15 | 1.20 | |
| | Koerant, Filipos | | | 2100 | GRE | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Girvalakis, Spyridon | | | 2083 | GRE | 0.00 | 1 | -0.22 | 15 | -3.30 | |
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) | | | | 84th Ambelokipi Open | Ambelokipi - Athens | GRE | 2008-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 1855 | 0.00 | 3 | -1.39 | 15 | -20.85 | |
| | Vazelakis, Dimitrios | | | 2076 | GRE | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Panagiotakos, Petros | | | 1932 | GRE | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Arvanitis, Georgios | | | 1630 | GRE | 0.00 | 1 | -0.78 | 15 | -11.70 | |
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) | | | | 4th "Triantafyllos Sipaeras" Memorial Open | Ambelokipi, Athens | GRE | 2008-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2055 | 1855 | 3.00 | 6 | 1.50 | 15 | 22.50 | |
| | Girvalakis, Spyridon | | | 2072 | GRE | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Kosmas-Lekkas, Dimitiros | | | 2053 | GRE | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Kotrotsos, Vasilios | f | | 2205 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Poulos, Georgios | | | 2064 | GRE | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Roumeliotis, Angelos | | | 1915 | GRE | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Nikomanis, Andreas | | | 2019 | 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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