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Blitz:
Individual Calculations September 2020 |
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| Petkova, Irina Total change: 36.00 | |   |
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| Bulgarian individual chess championship Girls U16 - 2020 Blitz | Asenovgrad | BUL | 2020-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1617 | 1224 | 2.50 | 6 | 1.80 | 20 | 36.00 | |
|  Ilieva, Ralitsa | | | 1481 | BUL | 0.50 | 1 | 0.32 | 20 | 6.40 | |  Toncheva, Nadya | | wf | 1862 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Naymanova, Patricie | | | 1508 | BUL | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Ilieva, Ralitsa | | | 1481 | BUL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Toncheva, Nadya | | wf | 1862 | BUL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Naymanova, Patricie | | | 1508 | BUL | 1.00 | 1 | 0.84 | 20 | 16.80 | |
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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