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Individual Calculations January 2010 |
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| Trivizas, Mihail Total change: 18.90 | |   |
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| 99th Open Abelokipon | Ambelokipi - Athens | GRE | 2009-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 2026 | 3.00 | 5 | -0.36 | 15 | -5.40 | |
|  Fragkou, Maria | | | 1626 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Avgoustinatos, Vassilis | | | 1808 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Koukoufikis, Alexandros | | | 2241 | GRE | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Panagiotakos, Petros | | | 1860 | GRE | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Fragkou, Eleni | | | 1866 | GRE | 0.00 | 1 | -0.71 | 15 | -10.65 | | | * 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) | | | | Foivitika 2009 | Piraeus - Kaminia | GRE | 2009-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2209 | 2026 | 3.00 | 5 | 1.62 | 15 | 24.30 | |
| | Goumas, Georgios | | | 2307 | GRE | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Tsomis, Dimitrios | f | | 2214 | GRE | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Sgouros, Apostolos | | | 2012 | GRE | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Karagiannis, Athanasios | m | | 2339 | GRE | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Litsas, Ioannis | | | 2175 | GRE | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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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