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Individual Calculations August 2021 |
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| Makrygiannis, Ion Periandros Total change: 17.60 | |   |
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| 2021 youth championships of TESSSE open 16 | Distomo | GRE | 2021-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1291 | 1111 | 1.50 | 4 | 0.44 | 40 | 17.60 | |
|  Kalogeridou, Ioanna | | | 1337 | GRE | 1.00 | 1 | 0.79 | 40 | 31.60 | |  Vaggos, Konstantinos | | | 1244 | GRE | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Kalogeridou, Ioanna | | | 1337 | GRE | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Vaggos, Konstantinos | | | 1244 | GRE | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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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