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Individual Calculations January 2016 |
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| Giordos, Vasilios Total change: 39.40 | |   |
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| 2015 Spyros "Bikos Attica Cup" - A group | Attica | GRE | 2015-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1882 | 1933 | 4.00 | 5 | 1.25 | 20 | 25.00 | |
|  Varelakis, Damianos | | | 1922 | GRE | 1.00 | 1 | 0.48 | 20 | 9.60 | |  Roinos, Ilias | | | 2114 | GRE | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Vazelakis, Dimitrios | | | 1982 | GRE | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Stergiou, Georgios | | | 1829 | GRE | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Patrinos, Ilias | | | 1561 | GRE | 1.00 | 1 | 0.10 | 20 | 2.00 | |
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) | | | | Christmas open of SO Peristeriou 2015 | Peristeri | GRE | 2015-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1933 | 4.50 | 6 | 0.72 | 20 | 14.40 | |
| | Sipsis, Tsatsoulis Georgios | | | 1533 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Tsivourakis, Panteleimon | | | 1578 | GRE | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Grigoriadis, Mihail | | | 2227 | GRE | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Kratidis, Anastasios | | | 1534 | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Poulos, Georgios | | | 1961 | GRE | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Sideris, Theodoros | | | 1978 | GRE | 0.50 | 1 | 0.06 | 20 | 1.20 | | | * 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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