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Blitz:
Individual Calculations September 2017 |
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| Kosteva, Stefani Total change: -29.60 | |   |
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| National team championship for young ladies to 16 years old 2017 blitz | Borovets | BUL | 2017-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1527 | 1382 | 0.50 | 6 | -1.48 | 20 | -29.60 | |
|  Grabcheva, Natalia | | | 1719 | BUL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Chitakova, Galya | | | 1472 | BUL | 0.00 | 1 | -0.38 | 20 | -7.60 | |  Yordanova, Kristina | | | 1389 | BUL | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Grabcheva, Natalia | | | 1719 | BUL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Chitakova, Galya | | | 1472 | BUL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Yordanova, Kristina | | | 1389 | BUL | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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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