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Rapid:
Individual Calculations August 2021 |
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| Chakov, Stefan Total change: -27.60 | |   |
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| Bulgarian Individual Chess Championship Boys 12-2021 Rapid | Asenovgrad | BUL | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1066 | 1034 | 0.00 | 3 | -1.38 | 20 | -27.60 | |
|  Kanchev, Martin | | | 1215 | BUL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Kochev, Ivan | | | 983 | BUL | 0.00 | 1 | -0.57 | 20 | -11.40 | |  Grigorov, Maykal | | | 1000 | BUL | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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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