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Rapid:
Individual Calculations September 2021 |
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| Tzontas, Athanasios Total change: -7.00 | |   |
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| Open rapid ESSTH-CHALK 2021 | Thessaloniki | GRE | 2021-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1406 | 1250 | 1.00 | 4 | -0.35 | 20 | -7.00 | |
|  Karamichos, Michail | | | 1507 | GRE | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Samakas, Stavros | | | 1698 | GRE | 0.00 | 1 | -0.06 | 20 | -1.20 | |  Siskou, Evangelia | | | 1086 | GRE | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Tobazis, Anestis | | | 1331 | GRE | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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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