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Individual Calculations February 2023 |
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| Papakyriakou, Petros Total change: 20.80 | |   |
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| 38th Christmas Cup 2022 A | Kavala | GRE | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1738 | 1056 | 0.00 | 3 | -0.08 | 40 | -3.20 | |
|  Kalamoukou, Giolanta | | | 1661 | GRE | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Manelidis, Savvas | | | 2055 | GRE | 0.00 | 1 | 0.00 | 40 | 0.00 | |  Siskou, Evangelia | | | 1499 | GRE | 0.00 | 1 | -0.06 | 40 | -2.40 | |
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) | | | | 5th open Nikolaos Giamarelos 2023 - B group | Chalkida | GRE | 2023-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1021 | 1056 | 1.00 | 1 | 0.45 | 40 | 18.00 | |
| | Karanasos, Vasileios | | | 1021 | GRE | 1.00 | 1 | 0.45 | 40 | 18.00 | |
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) | | | | 9th youth U16 tournament SA Sykeon Jan 2023 - A | Thessaloniki | GRE | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1285 | 1056 | 1.50 | 5 | 0.15 | 40 | 6.00 | |
| | Georgiadis, Athanasios Kat | | | 1717 | GRE | 0.50 | 1 | 0.49 | 40 | 19.60 | | | Seretis, Anastasios | | | 1141 | GRE | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Karakotsios, Loukas Georgios | | | 1133 | GRE | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Farmakis, Ioannis K | | | 1196 | GRE | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Keramaros, Vasileios | | | 1237 | GRE | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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