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Rapid:
Individual Calculations July 2021 |
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| Mateeva, Yana Total change: -2.60 | |   |
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| There are such kids Youth Chess Tournament | Plovdiv | BUL | 2021-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1296 | 1094 | 0.00 | 3 | -0.73 | 20 | -14.60 | |
|  Rasheva, Nora | | wc | 1358 | BUL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Andreev, Simeon | | | 1298 | BUL | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Petkova, Irina | | | 1232 | BUL | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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) | | | | Bulgarian Team Chess Championship Women Rapid 2021 | Kiten | BUL | 2021-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1167 | 1094 | 1.00 | 1 | 0.60 | 20 | 12.00 | |
| | Kostadinova, Siyana | | | 1167 | BUL | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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) | | |
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