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Individual Calculations May 2023 |
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| Kovtun, Tatyana Total change: -40.00 | |   |
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| Spring on Petrograd Side 2023 | St. Petersburg | RUS | 2023-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1492 | 1594 | 2.50 | 7 | -1.93 | 40 | -77.20 | |
|  Melnikov, Fedor | | | 2011 | RUS | 0.00 | 1 | -0.07 | 40 | -2.80 | |  Dmitrenko, Ignat | | | 1268 | RUS | 0.00 | 1 | -0.87 | 40 | -34.80 | | | Simkin, Alexander | | | 1352 | RUS | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Makarchik, Arseniy Vik | | | 1343 | RUS | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Zakharov, Yuri | | | 1351 | RUS | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Gulaia, Maria | | | 1406 | RUS | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Mironov, Alexander | | | 1710 | FID | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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) | | | | Russian Championship G19 2023 | Moscow | RUS | 2023-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1677 | 1594 | 4.50 | 9 | 0.93 | 40 | 37.20 | |
| | Cherepanova, Evita | | wc | 1856 | RUS | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Sidorova, Margarita | | | 1837 | RUS | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Fefilova, Damana | | | 1359 | RUS | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Kostina, Alexandra | | | 1771 | RUS | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Melenchuk, Olga | | wc | 1785 | RUS | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Chervyakova, Tatiana | | | 1690 | RUS | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Sumarokova, Vera | | | 1391 | RUS | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Tochilkina, Ekaterina | | | 1861 | RUS | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Tarielashvili, Diana | | | 1545 | RUS | 1.00 | 1 | 0.43 | 40 | 17.20 | |
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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