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Individual Calculations September 2011 |
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| Avramopoulos, Periklis Total change: -21.30 | |   |
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| Attica Team Friendship Cup 2011 - A' Group | Attiki | GRE | 2011-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1630 | 1670 | 0.00 | 2 | -1.10 | 15 | -16.50 | |
|  Kourouklis, Efthymios | | | 1536 | GRE | 0.00 | 1 | -0.68 | 15 | -10.20 | |  Mitsakos, Achilleas | | | 1724 | GRE | 0.00 | 1 | -0.42 | 15 | -6.30 | |
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) | | | | International open IKAROS 2011 | Ag. Kirikos - Ikaria | GRE | 2011-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2035 | 1675 | 0.00 | 3 | -0.32 | 15 | -4.80 | |
| | Goumas, Georgios | | | 2075 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Koukoufikis, Alexandros | | | 2075 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Athanasiou, Georgios | | | 1954 | GRE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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