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Individual Calculations December 2021 |
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| Samaha, Elias Total change: 3.60 | |   |
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| Sunday's open plus30 Chess Square 2021 new dates | Athens | GRE | 2021-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1475 | 1261 | 1.50 | 5 | 0.09 | 40 | 3.60 | |
|  Badredin, Panagiotis | | | 1661 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Stergiou, Georgios | | | 1661 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ntovas, Dimitrios | | | 1244 | GRE | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Kostopoulos, Konstantinos | | | 1148 | GRE | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Milias, Renos | | | 1661 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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