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Individual Calculations January 2011 |
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| Koukoufikis, Ioannis Total change: 9.30 | |   |
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| 108th Ambelokipi Open | Ambelokipi - Athens | GRE | 2010-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1691 | 1755 | 4.00 | 6 | 0.55 | 15 | 8.25 | |
|  Karystianos, Petros | | | 1519 | GRE | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Efkarpidis, Stylianos | | | 1597 | GRE | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Kaloskambis, Mihail | | | 2037 | GRE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Karatzanos, Konstantinos | | | 1400 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Maliaritis, Nikolaos | | | 1874 | GRE | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Maratos, Antonios | | | 1721 | GRE | 1.00 | 1 | 0.45 | 15 | 6.75 | |
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) | | | | 109th Ambelokipi Open | Ambelokipi - Athens | GRE | 2010-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1846 | 1738 | 2.00 | 5 | 0.07 | 15 | 1.05 | |
| | Kaloskambis, Mihail | | | 2037 | GRE | 1.00 | 1 | 0.85 | 15 | 12.75 | | | Mitrandzas, Athanasios | | | 2103 | GRE | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Sideris, Theodoros | | | 2035 | GRE | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Laspas, Panagiotis | | | 1587 | GRE | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Koutsidis, Achilleas | | | 1470 | GRE | 1.00 | 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) | | |
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