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Individual Calculations April 2023 |
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| Pothos, Aris Total change: -35.60 | |   |
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| 2023 Attica Friendship Cup | Attica | GRE | 2023-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1581 | 0.00 | 1 | -0.07 | 40 | -2.80 | |
|  Georgiadis, Anastasios | | | 1994 | GRE | 0.00 | 1 | -0.07 | 40 | -2.80 | |
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) | | | | 2023 Team Championship of Attica - C Category rounds 1-5 | Attica | GRE | 2023-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1205 | 1645 | 2.00 | 3 | -0.82 | 40 | -32.80 | |
|  Limnaios, Emmanouil | | | 1187 | GRE | 0.50 | 1 | -0.45 | 40 | -18.00 | | | Karagiannis, Charis | | | 1245 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Parcharidis, Triantafyllos | | | 1183 | GRE | 0.50 | 1 | -0.45 | 40 | -18.00 | | | * 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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