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Individual Calculations September 2023 |
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| Boyadzhieva, Katerina Total change: -24.40 | |   |
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| 2nd Marina Cup U16 | Gabrovo | BUL | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1153 | 1151 | 0.00 | 2 | -0.99 | 40 | -39.60 | |
|  Malchev, Nikola | | | 1054 | BUL | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Panayotov, Mihail | | | 1251 | BUL | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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) | | | | European Union Youth Championship 2023 - U14 | Kouty nad Desnou | CZE | 2023-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1412 | 1151 | 2.50 | 9 | 0.38 | 40 | 15.20 | |
| | Sekova, Olivia | | | 1714 | SVK | 0.00 | 1 | -0.02 | 40 | -0.80 | |  Bartova, Hana | | | 1460 | CZE | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Golub, Mia | | | 1042 | CRO | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Berkova, Agata | | | 1101 | SVK | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Kluska, Lukas | | | 1306 | SVK | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Ciocirlan, Bianca-Alexandra | | | 1507 | ROU | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Valean, David-Andrei | | | 1648 | GER | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Barteckova, Valerie | | | 1561 | CZE | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Pritulina, Nadezhda | | | 1369 | EST | 0.50 | 1 | 0.28 | 40 | 11.20 | |
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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