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Individual Calculations August 2015 |
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| Toncheva, Nadya Total change: 202.00 | |   |
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| 1st International children chess tournament Elit | Sofia | BUL | 2015-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1388 | 1.50 | 4 | 0.92 | 40 | 36.80 | |
|  Petrov, Anton | | | 1788 * | BUL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Portokalski, Yordan | | | 1574 | BUL | 0.50 | 1 | 0.24 | 40 | 9.60 | |  Cholakov, Nikolay | | | 1788 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Grabcheva, Natalia | | | 1676 | BUL | 0.00 | 1 | -0.16 | 40 | -6.40 | | | * 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) | | | | Open championship for Eastern Europe | Burgas | BUL | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1785 | 1388 | 3.00 | 7 | 2.43 | 40 | 97.20 | |
| | Angelov, Angel | | | 1788 * | BUL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Stanchev, Aleksandar | | | 1788 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rizov, Borislav | | | 1788 * | BUL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Zhelev, Zhelcho | | | 1788 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dimitrov, Ivan | | | 1788 * | BUL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Ivanov, Ljubomir | | | 1788 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kamenov, Valentin | | | 1764 | BUL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | * 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) | | | | 147th MGU open | Sofia | BUL | 2015-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1388 | 2.50 | 6 | 1.70 | 40 | 68.00 | |
| | Andreev, Dobrotich | | | 1788 * | BUL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Petrov, Anton | | | 1788 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ivanov, Oleg | | | 1736 | BUL | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Ivanov, Svetlen | | | 1530 | BUL | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Kosturkov, Krasimir | | | 1696 | BUL | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Hristov, Hristo Mitov | | | 1788 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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