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Individual Calculations May 2017 |
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| Georgiopoulos, Har. Total change: -27.20 | |   |
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| 163rd Ampelokipi Open 2017 | Athens Ampelokipi | GRE | 2017-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1450 | 1552 | 3.00 | 6 | -0.68 | 20 | -13.60 | |
|  Kostelidis, Sotirios | | | 1234 | GRE | 0.00 | 1 | -0.87 | 20 | -17.40 | |  Della, Maria-Eleni | | | 1195 | GRE | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Ntaifas, Ioannis | | | 1754 | GRE | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Aggelakis, Ioannis | | | 1313 | GRE | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Liapi Zenebisi, Irini | | | 1780 | GRE | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Mpatzias, Athanasios | | | 1423 | GRE | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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) | | | | Easter Open Chess Square 2017 | Athens | GRE | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1612 | 1552 | 2.00 | 6 | -0.68 | 20 | -13.60 | |
| | Spyropoulos, Nikolaos | | | 1952 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Makedonas, Michail | | | 1359 | GRE | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Zoubroulis, Vasileios | | | 1397 | GRE | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Koerant, Filipos | | | 1848 | GRE | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Spyropoulos, Athanasios | | | 1438 | GRE | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Tourkolias, Dimitrios | | | 1679 | GRE | 0.00 | 1 | -0.33 | 20 | -6.60 | | | * 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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