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Individual Calculations April 2023 |
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| Ershova, Sofya Total change: -59.80 | |   |
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| North-West chess Championship 2023_women. STANDARD | St. Petersburg | RUS | 2023-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1541 | 1908 | 5.00 | 9 | -2.99 | 20 | -59.80 | |
|  Belova, Darya | | | 1459 | RUS | 0.00 | 1 | -0.94 | 20 | -18.80 | |  Makhina, Viktoria | | | 1338 | RUS | 0.50 | 1 | -0.48 | 20 | -9.60 | | | Baneva, Darina | | | 1605 | RUS | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Litvinova, Kseniya | | | 1649 | RUS | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Kalinovskaya, Lyudmila | | | 1634 | RUS | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Koroleva, Mariya | | | 1450 | RUS | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Chervyakova, Tatiana | | | 1653 | RUS | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Galakhanova, Evelina | | | 1577 | RUS | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Popenkova, Varvara | | | 1508 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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