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Blitz:
Individual Calculations May 2012 |
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| Petkova, Nadezhda Total change: -16.80 | |   |
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| Bulgarian Chess Championship for Girls12 years old 2012 Blitz | Plovdiv | BUL | 2012-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1454 | 1685 | 1.50 | 3 | -0.84 | 20 | -16.80 | |
|  Balimezova, Margarita | | | 1557 | BUL | 0.00 | 1 | -0.67 | 20 | -13.40 | |  Valeva, Ana | | | 1448 | BUL | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Strateva, Margarita | | | 1358 | BUL | 1.00 | 1 | 0.13 | 20 | 2.60 | |
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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