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Individual Calculations February 2023 |
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| Zafeiriou, Maximos Total change: 121.60 | |   |
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| 2nd International open SKG Chess Academy "White Tower" X-mas B | Thessaloniki | GRE | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1331 | 1024 | 2.00 | 7 | 0.96 | 40 | 38.40 | |
|  Marinidis, Stavros | | | 1375 | GRE | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Boudoulis, Pashalis | | | 1316 | GRE | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Davideanu, Alexandru | | | 1220 | ROU | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Batsi, Lida | | | 1398 | GRE | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Trivella, Maria | | | 1281 | GRE | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Giakoustidou, Evgenia | | | 1297 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Balafoutas, Alexandros | | | 1431 | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |
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 |
| 1337 | 1024 | 3.00 | 5 | 2.08 | 40 | 83.20 | |
| | Georgiadis, Athanasios Kat | | | 1717 | GRE | 0.50 | 1 | 0.49 | 40 | 19.60 | | | Anemogianni, Savvina | | | 1187 | GRE | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Nakitsas, Stergios | | | 1355 | GRE | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Terzidi, Natalia | | | 1254 | GRE | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Xouplidis, Filippos | | | 1171 | GRE | 1.00 | 1 | 0.70 | 40 | 28.00 | |
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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