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Individual Calculations June 2017 |
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| Ruschukov, Boyan Total change: 38.00 | |   |
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| 4th chess open Panagyurishte | Panagyurishte | BUL | 2017-05-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1787 | 4.00 | 6 | -0.05 | 20 | -1.00 | |
|  Dobreva, Valeriya | | | 1387 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ralchev, Lachezar | | | 1595 | BUL | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Kulev, Atanas | | | 1563 | BUL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Petrov, Valeriy | | | 1549 | BUL | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Petrova, Maria | | | 1660 | BUL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Strelkov, Georgi | | | 2110 | BUL | 0.50 | 1 | 0.37 | 20 | 7.40 | | | * 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) | | | | 84th Slavia open | Sofia | BUL | 2017-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1812 | 1787 | 3.50 | 7 | 0.20 | 20 | 4.00 | |
| | Hristov, Hristo Mitov | | | 2134 | BUL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Simov, Zahari | | | 1510 | BUL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Stoynov, Yordan | f | | 2174 | BUL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Petrov, Ivo | | | 1387 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nikolov, Savko | | | 1822 | BUL | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Daskalov, Emil | | | 1998 | BUL | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Petrova, Maria | | | 1660 | BUL | 0.00 | 1 | -0.67 | 20 | -13.40 | | | * 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) | | | | 186th MGU open | Sofia | BUL | 2017-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 1787 | 4.50 | 5 | 1.75 | 20 | 35.00 | |
| | Bakalov, Vladimir | | | 1387 * | BUL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Tsyntsarski, Boyko | | | 1661 | BUL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Gelemerov, Yane | | | 1929 | BUL | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Ignatov, Bojidar | | | 1791 | BUL | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Stoyanov, Georgi | | | 1892 | BUL | 1.00 | 1 | 0.64 | 20 | 12.80 | | | * 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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