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Individual Calculations September 2021 |
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| Kalyvas, Georgios A Total change: 62.40 | |   |
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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 |
| 1272 | 1053 | 2.50 | 4 | 1.56 | 40 | 62.40 | |
|  Gerasopoulos, Nikolaos | | | 1346 | GRE | 0.50 | 1 | 0.35 | 40 | 14.00 | |  Sampsonoglou, Dimitrios | | | 1089 | GRE | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Skodras, Marios Konstantinos | | | 1293 | GRE | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Karakotsios, Konstantinos | | | 1360 | GRE | 1.00 | 1 | 0.86 | 40 | 34.40 | |
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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