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Individual Calculations December 2020 |
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| Sudarkina, Ekaterina Total change: 23.20 | |   |
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| SPb G15 Championship 2020 | St. Petersburg | RUS | 2020-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1325 | 1274 | 3.00 | 6 | 0.26 | 40 | 10.40 | |
|  Kotlyar, Anfisa | | | 1085 | RUS | 0.00 | 1 | -0.75 | 40 | -30.00 | |  Ivanova, Evgeniia Yu. | | | 1080 | RUS | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Ermakova, Polina | | | 1145 | RUS | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Pshevskaya, Yana | | | 1674 * | RUS | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Petrova, Varvara | | | 1586 | RUS | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Shikhalieva, Ariana | | | 1381 | RUS | 0.50 | 1 | 0.15 | 40 | 6.00 | | | * 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) | | | | 112 Peters Rook 2020 | St. Petersburg | RUS | 2020-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1274 | 1.00 | 4 | 0.32 | 40 | 12.80 | |
| | Kuzminykh, Nikita | | | 1674 * | RUS | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Romanov, Nikita M. | | | 1674 * | RUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Zadubrovskaja, Marija | | | 1661 | RUS | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Sharipov, Yaroslav | | | 1327 | RUS | 0.50 | 1 | 0.07 | 40 | 2.80 | | | * 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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