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Individual Calculations October 2021 |
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| Lyrakis, Stavros Total change: -18.20 | |   |
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| 2021 September tournament Chess Square | Athens Ampelokipoi | GRE | 2021-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1613 | 1835 | 3.50 | 6 | -0.91 | 20 | -18.20 | |
|  Gkogka, Elvis | | | 1435 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Rodopoulos, Aristeidis | | | 1452 | GRE | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Sideris, Theodoros | | | 1781 | GRE | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Poullas, Antonis | | | 1523 | GRE | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Tzekos, Georgios | | | 1435 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kormas, Georgios | | | 2052 | GRE | 0.00 | 1 | -0.22 | 20 | -4.40 | | | * 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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