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Individual Calculations February 2020 |
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| Rahmanidis, Petros Total change: -57.20 | |   |
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| New Year's 2020 open Chess Square A Mitsakos Memorial | Athens | GRE | 2020-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 2192 | 3.50 | 6 | -2.02 | 20 | -40.40 | |
|  Merkos, Thomas | | | 1792 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Vasilakopoulos, Georgios | | | 1792 * | GRE | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Kapatos, Konstantinos | | | 1792 * | GRE | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Mihalopoulos, Stylianos | | | 1792 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hartofylakas, Spyros | | | 1792 * | GRE | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Mistilioglou, Athanasios | | | 1792 * | GRE | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | | | 2020 Team Championship of ESSN Attikis - B Category Rounds 1-3 | Attica | GRE | 2020-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 2192 | 1.50 | 3 | -0.84 | 20 | -16.80 | |
| | Kanellos, Dimitrios V. | | | 1986 | GRE | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Konistis, Loukas | | | 1975 | GRE | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Vlahakis, Ioannis | | | 1956 | GRE | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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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