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Individual Calculations April 2023 |
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| Ntovas, Dimitrios Total change: -6.80 | |   |
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| 183rd Open Ampelokipi CC Jan 2023 | Athens | GRE | 2023-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1380 | 1205 | 0.50 | 5 | -1.06 | 20 | -21.20 | |
|  Chantzopoulos, Theodoros | | | 1571 | GRE | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Papanikos, Konstantinos | | | 1235 | GRE | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Dalpis, Nikolaos | | | 1097 | GRE | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Sehas, Nikolaos | | | 1615 | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ioannou, Nikolaos P | | | 1381 | GRE | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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) | | | | 2023 Attica Friendship Cup | Attica | GRE | 2023-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1662 | 1205 | 1.00 | 2 | 0.78 | 20 | 15.60 | |
| | Tsamtsouris, Efthymios | | | 1431 | GRE | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Ornithopoulos, Nikolaos | | | 1892 | GRE | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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) | | | | 2023 Team Championship of Attica - A Local rounds 1-5 | Attica | GRE | 2023-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1211 | 0.00 | 1 | -0.06 | 20 | -1.20 | |
| | Troubounis, Konstantinos | | | 1656 | GRE | 0.00 | 1 | -0.06 | 20 | -1.20 | |
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) | | |
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