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Individual Calculations September 2021 |
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| Gerasopoulos, Nikolaos Total change: -13.20 | |   |
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| 2021 youth championships of ESS Thes -Chalk open U12 | Thessaloniki | GRE | 2021-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1207 | 1346 | 1.00 | 2 | -0.33 | 40 | -13.20 | |
|  Kalyvas, Georgios A | | | 1053 | GRE | 0.50 | 1 | -0.35 | 40 | -14.00 | |  Alexandri, Dimitra | | | 1360 | GRE | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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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