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Individual Calculations August 2015 |
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| Surkova, Sofya Total change: -33.20 | |   |
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| The fans of chess 2015 | Varna | BUL | 2015-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1586 | 3.00 | 7 | -0.18 | 40 | -7.20 | |
|  Dimov, Danail | | | 1825 | BUL | 0.50 | 1 | 0.30 | 40 | 12.00 | |  Dimitrov, Dejan | | | 1970 | BUL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Dimov, Iskren | | | 1650 | BUL | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Petkova, Nadezhda | | | 1585 | BUL | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Balimezova, Margarita | | | 1615 | BUL | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Petkova, Lilia | | | 1287 | BUL | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Talibov, Uzeyir | | | 1460 | AZE | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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) | | | | The hopes of the world U12 2015 | Varna | BUL | 2015-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1654 | 1586 | 1.50 | 5 | -0.65 | 40 | -26.00 | |
| | Ahmadzada, Ahmad | c | | 1986 * | AZE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Stoyanov, Daniel | | | 1458 | BUL | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Fridman, Gleb | | | 1435 | RUS | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Stoyanov, Stoyan Or | | | 1656 | BUL | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Dudin, Gleb | | | 1737 | RUS | 0.00 | 1 | -0.30 | 40 | -12.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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