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Individual Calculations April 2023 |
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| Begdullayeva, Diana Total change: 19.60 | |   |
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| Letzi Open 2023 | Zurich | SUI | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 1137 | 0.00 | 2 | -0.10 | 40 | -4.00 | |
|  Trubini, Timon | | | 1502 | SUI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Baudach, Marvin | | | 1895 | GER | 0.00 | 1 | 0.00 | 40 | 0.00 | |
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) | | | | Qualification U14 Payerne 2023 | Payerne | SUI | 2023-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1298 | 1137 | 1.50 | 3 | 0.59 | 40 | 23.60 | |
| | Touloumzoglu, Leonidas | | | 1219 | SUI | 1.00 | 1 | 0.61 | 40 | 24.40 | |  Cavadini, Lavinia | | | 1225 | SUI | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Bucher, Dominic | | | 1449 | SUI | 0.00 | 1 | -0.14 | 40 | -5.60 | |
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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