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Individual Calculations July 2023 |
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| Kotsalis, Evagelos Total change: -31.20 | |   |
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| 1st open summer Aris Thessalonikis A | Thessaloniki | GRE | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1387 | 1744 | 2.00 | 4 | -1.56 | 20 | -31.20 | |
|  Mitsopoulos, Ioannis | | | 1344 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Trivella, Maria | | | 1339 | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chalkias, Michail Panagiotis | | | 1462 | GRE | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Marinidis, Stavros | | | 1403 | GRE | 0.00 | 1 | -0.88 | 20 | -17.60 | | | * 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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