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Rapid:
Individual Calculations February 2021 |
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| Shikhalieva, Ariana Total change: 27.20 | |   |
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| Petrograd District Rapid 2021-1 | St. Petersburg | RUS | 2021-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1658 | 1448 | 2.00 | 5 | 0.81 | 20 | 16.20 | |
|  Makhmudov, Riyad | | | 1722 | RUS | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Igudin, Denis | | | 1656 | RUS | 1.00 | 1 | 0.77 | 20 | 15.40 | |  Tolstykh, Ivan | | | 1539 | RUS | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Chetverikov, Georgy | | | 1734 | RUS | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Vorontsov, Dmitry | | | 1638 | RUS | 1.00 | 1 | 0.75 | 20 | 15.00 | |
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) | | | | Petrograd District Rapid 2021-2 | St. Petersburg | RUS | 2021-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1448 | 1.00 | 4 | 0.55 | 20 | 11.00 | |
| | Eramian, Gamlet | | | 2111 | RUS | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Golovchenko, Gleb | f | | 2183 | RUS | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Rusanov, Ilya | | | 1510 | RUS | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Sidorov, Dmitry I | | | 2037 | RUS | 0.00 | 1 | -0.02 | 20 | -0.40 | |
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) | | |
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