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Individual Calculations May 2019 |
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| Tsvetkov, Hristiyan Total change: 128.80 | |   |
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| Bulgarian Individual Chess Championship Boys 14 | Asenovgrad | BUL | 2019-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1297 | 2.00 | 6 | 1.26 | 40 | 50.40 | |
|  Kan, Efim | | | 1697 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Kostev, Alex | | | 1445 | BUL | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Iliev, Hristiyan | | | 1669 | BUL | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Kostov, Deyan Samuil | c | | 1697 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Demirov, Todor | | | 1679 | BUL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Botev, Stanislav | | | 1674 | BUL | 0.50 | 1 | 0.41 | 40 | 16.40 | | | * 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) | | | | Panagyuriste Open 2019 | Panagyuriste | BUL | 2019-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1655 | 1297 | 2.50 | 5 | 1.96 | 40 | 78.40 | |
| | Kosturkov, Hristo | | | 1607 | BUL | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Grigorov, Daniel | | | 1697 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Vasileva, Cveta | | | 1579 | BUL | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Taushanov, Stojan | | | 1697 * | BUL | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Vutov, Biser | | | 1697 * | 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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